<?xml version="1.0" encoding="US-ASCII"?>
<!--XBRL Document Created with Wdesk from Workiva, formerly WebFilings-->
<!-- -->
<linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <roleRef roleURI="http://www.wdc.com/role/Acquisitions" xlink:href="wdc-20141003.xsd#Acquisitions" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/AcquisitionsAdditionalInformationDetail" xlink:href="wdc-20141003.xsd#AcquisitionsAdditionalInformationDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/AcquisitionsStecPurchasePriceAllocationDetails" xlink:href="wdc-20141003.xsd#AcquisitionsStecPurchasePriceAllocationDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/AcquisitionsTables" xlink:href="wdc-20141003.xsd#AcquisitionsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/AcquisitionsViridentPurchasePriceAllocationDetails" xlink:href="wdc-20141003.xsd#AcquisitionsViridentPurchasePriceAllocationDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/BasisOfPresentation" xlink:href="wdc-20141003.xsd#BasisOfPresentation" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/BasisOfPresentationPolicies" xlink:href="wdc-20141003.xsd#BasisOfPresentationPolicies" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/CondensedConsolidatedBalanceSheets" xlink:href="wdc-20141003.xsd#CondensedConsolidatedBalanceSheets" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/CondensedConsolidatedBalanceSheetsParenthetical" xlink:href="wdc-20141003.xsd#CondensedConsolidatedBalanceSheetsParenthetical" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/CondensedConsolidatedStatementsOfCashFlows" xlink:href="wdc-20141003.xsd#CondensedConsolidatedStatementsOfCashFlows" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/CondensedConsolidatedStatementsOfComprehensiveIncome" xlink:href="wdc-20141003.xsd#CondensedConsolidatedStatementsOfComprehensiveIncome" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/CondensedConsolidatedStatementsOfIncome" xlink:href="wdc-20141003.xsd#CondensedConsolidatedStatementsOfIncome" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/Debt" xlink:href="wdc-20141003.xsd#Debt" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/DebtAdditionalInformationDetail" xlink:href="wdc-20141003.xsd#DebtAdditionalInformationDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/DocumentAndEntityInformation" xlink:href="wdc-20141003.xsd#DocumentAndEntityInformation" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/EmployeeTerminationAssetImpairmentAndOtherCharges" xlink:href="wdc-20141003.xsd#EmployeeTerminationAssetImpairmentAndOtherCharges" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/EmployeeTerminationAssetImpairmentAndOtherChargesAdditionalInformationDetail" xlink:href="wdc-20141003.xsd#EmployeeTerminationAssetImpairmentAndOtherChargesAdditionalInformationDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/FairValueMeasurements" xlink:href="wdc-20141003.xsd#FairValueMeasurements" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/FairValueMeasurementsAdditionalInformationDetail" xlink:href="wdc-20141003.xsd#FairValueMeasurementsAdditionalInformationDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/FairValueMeasurementsFinancialAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail" xlink:href="wdc-20141003.xsd#FairValueMeasurementsFinancialAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/FairValueMeasurementsTables" xlink:href="wdc-20141003.xsd#FairValueMeasurementsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/ForeignExchangeContracts" xlink:href="wdc-20141003.xsd#ForeignExchangeContracts" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/ForeignExchangeContractsAdditionalInformationDetail" xlink:href="wdc-20141003.xsd#ForeignExchangeContractsAdditionalInformationDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/ForeignExchangeContractsFairValueAndBalanceSheetLocationOfContractsDetail" xlink:href="wdc-20141003.xsd#ForeignExchangeContractsFairValueAndBalanceSheetLocationOfContractsDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/ForeignExchangeContractsGainsLossesOfDerivativesInCashFlowHedgingRelationshipsDetail" xlink:href="wdc-20141003.xsd#ForeignExchangeContractsGainsLossesOfDerivativesInCashFlowHedgingRelationshipsDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/ForeignExchangeContractsNetAmountsOfForeignExchangeContractAssetsAndLiabilitiesPresentedInBalanceSheetDetails" xlink:href="wdc-20141003.xsd#ForeignExchangeContractsNetAmountsOfForeignExchangeContractAssetsAndLiabilitiesPresentedInBalanceSheetDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/ForeignExchangeContractsTables" xlink:href="wdc-20141003.xsd#ForeignExchangeContractsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/IncomePerCommonShare" xlink:href="wdc-20141003.xsd#IncomePerCommonShare" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/IncomePerCommonShareComputationOfBasicAndDilutedIncomePerCommonShareDetail" xlink:href="wdc-20141003.xsd#IncomePerCommonShareComputationOfBasicAndDilutedIncomePerCommonShareDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/IncomePerCommonShareTables" xlink:href="wdc-20141003.xsd#IncomePerCommonShareTables" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/IncomeTaxes" xlink:href="wdc-20141003.xsd#IncomeTaxes" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/IncomeTaxesAdditionalInformationDetail" xlink:href="wdc-20141003.xsd#IncomeTaxesAdditionalInformationDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/LegalProceedings" xlink:href="wdc-20141003.xsd#LegalProceedings" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/LegalProceedingsAdditionalInformationDetail" xlink:href="wdc-20141003.xsd#LegalProceedingsAdditionalInformationDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/PensionsAndOtherPostRetirementBenefitPlans" xlink:href="wdc-20141003.xsd#PensionsAndOtherPostRetirementBenefitPlans" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/PensionsAndOtherPostRetirementBenefitPlansAdditionalInformationDetail" xlink:href="wdc-20141003.xsd#PensionsAndOtherPostRetirementBenefitPlansAdditionalInformationDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/PensionsAndOtherPostRetirementBenefitPlansTables" xlink:href="wdc-20141003.xsd#PensionsAndOtherPostRetirementBenefitPlansTables" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/PensionsAndOtherPostRetirementBenefitPlansUnfundedAmountsRecognizedOnConsolidatedBalanceSheetDetail" xlink:href="wdc-20141003.xsd#PensionsAndOtherPostRetirementBenefitPlansUnfundedAmountsRecognizedOnConsolidatedBalanceSheetDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/PensionsAndOtherPostRetirementBenefitPlansUnfundedStatusOfBenefitObligationsAndPlanAssetsDetail" xlink:href="wdc-20141003.xsd#PensionsAndOtherPostRetirementBenefitPlansUnfundedStatusOfBenefitObligationsAndPlanAssetsDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/RecentAccountingPronouncements" xlink:href="wdc-20141003.xsd#RecentAccountingPronouncements" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/StockBasedCompensation" xlink:href="wdc-20141003.xsd#StockBasedCompensation" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/StockBasedCompensationAdditionalInformationDetail" xlink:href="wdc-20141003.xsd#StockBasedCompensationAdditionalInformationDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/StockBasedCompensationFairValueOfStockOptionsGrantedDetail" xlink:href="wdc-20141003.xsd#StockBasedCompensationFairValueOfStockOptionsGrantedDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/StockBasedCompensationRestrictedStockUnitsDetail" xlink:href="wdc-20141003.xsd#StockBasedCompensationRestrictedStockUnitsDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/StockBasedCompensationStockOptionActivityDetail" xlink:href="wdc-20141003.xsd#StockBasedCompensationStockOptionActivityDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/StockBasedCompensationTables" xlink:href="wdc-20141003.xsd#StockBasedCompensationTables" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/SubsequentEventDetails" xlink:href="wdc-20141003.xsd#SubsequentEventDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/SubsequentEventNotes" xlink:href="wdc-20141003.xsd#SubsequentEventNotes" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/SubsequentEventTables" xlink:href="wdc-20141003.xsd#SubsequentEventTables" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/SupplementalFinancialStatementData" xlink:href="wdc-20141003.xsd#SupplementalFinancialStatementData" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/SupplementalFinancialStatementDataAdditionalInformationDetail" xlink:href="wdc-20141003.xsd#SupplementalFinancialStatementDataAdditionalInformationDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/SupplementalFinancialStatementDataChangesInAccrualWarrantyDetail" xlink:href="wdc-20141003.xsd#SupplementalFinancialStatementDataChangesInAccrualWarrantyDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/SupplementalFinancialStatementDataChangesInBalancesOfEachComponentOfAccumulatedComprehensiveIncomeLossDetails" xlink:href="wdc-20141003.xsd#SupplementalFinancialStatementDataChangesInBalancesOfEachComponentOfAccumulatedComprehensiveIncomeLossDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/SupplementalFinancialStatementDataInventoriesPropertyPlantAndEquipmentAndOtherIntangibleAssetsDetail" xlink:href="wdc-20141003.xsd#SupplementalFinancialStatementDataInventoriesPropertyPlantAndEquipmentAndOtherIntangibleAssetsDetail" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/SupplementalFinancialStatementDataSupplementalFsDataInvestmentsByMaturityDateDetails" xlink:href="wdc-20141003.xsd#SupplementalFinancialStatementDataSupplementalFsDataInvestmentsByMaturityDateDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/SupplementalFinancialStatementDataSupplementalFsDataInvestmentsDetails" xlink:href="wdc-20141003.xsd#SupplementalFinancialStatementDataSupplementalFsDataInvestmentsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.wdc.com/role/SupplementalFinancialStatementDataTables" xlink:href="wdc-20141003.xsd#SupplementalFinancialStatementDataTables" xlink:type="simple" />
  <roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel" xlink:type="simple" />
  <roleRef roleURI="http://www.xbrl.org/2009/role/negatedNetLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedNetLabel" xlink:type="simple" />
  <roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodEndLabel" xlink:type="simple" />
  <roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel" xlink:type="simple" />
  <roleRef roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel" xlink:type="simple" />
  <roleRef roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel" xlink:type="simple" />
  <roleRef roleURI="http://www.xbrl.org/2009/role/netLabel" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel" xlink:type="simple" />
  <presentationLink xlink:role="http://www.wdc.com/role/Acquisitions" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="loc_us-gaap_BusinessCombinationsAbstract_DED843AC0EA51E1133257872B15E2EEA" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationDisclosureTextBlock" xlink:label="loc_us-gaap_BusinessCombinationDisclosureTextBlock_8821383B230310A455257872B15E4AD8" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationsAbstract_DED843AC0EA51E1133257872B15E2EEA" xlink:to="loc_us-gaap_BusinessCombinationDisclosureTextBlock_8821383B230310A455257872B15E4AD8" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/AcquisitionsAdditionalInformationDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="loc_us-gaap_BusinessCombinationsAbstract_4079FB69F57EB6093A9F7BDA417D72F0" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_03E324E49052CF1236A57BDA417D5ACD" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationsAbstract_4079FB69F57EB6093A9F7BDA417D72F0" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_03E324E49052CF1236A57BDA417D5ACD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_5D0F400FCC80E4241C2E7BDA417D91B1" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_03E324E49052CF1236A57BDA417D5ACD" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_5D0F400FCC80E4241C2E7BDA417D91B1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_FBAB40A07E5436BE5BA07BDA417D24FC" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_5D0F400FCC80E4241C2E7BDA417D91B1" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_FBAB40A07E5436BE5BA07BDA417D24FC" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ViridentMember" xlink:label="loc_wdc_ViridentMember_06550B4E1ABF5B751A827BDA417DFA82" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_FBAB40A07E5436BE5BA07BDA417D24FC" xlink:to="loc_wdc_ViridentMember_06550B4E1ABF5B751A827BDA417DFA82" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_STecMember" xlink:label="loc_wdc_STecMember_16F407C3A35FF6C5FDCC7BDA417DC98B" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_FBAB40A07E5436BE5BA07BDA417D24FC" xlink:to="loc_wdc_STecMember_16F407C3A35FF6C5FDCC7BDA417DC98B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_AEE680102426A6F2AAC07BDA417D5BF4" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_03E324E49052CF1236A57BDA417D5ACD" xlink:to="loc_us-gaap_BusinessAcquisitionLineItems_AEE680102426A6F2AAC07BDA417D5BF4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GoodwillPurchaseAccountingAdjustments" xlink:label="loc_us-gaap_GoodwillPurchaseAccountingAdjustments_67575D30FD7C1D6DC1C27BDA417D6D5E" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_AEE680102426A6F2AAC07BDA417D5BF4" xlink:to="loc_us-gaap_GoodwillPurchaseAccountingAdjustments_67575D30FD7C1D6DC1C27BDA417D6D5E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferred1" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferred1_E1B8DD1255EABA92C22A7BDA417DCC6F" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_AEE680102426A6F2AAC07BDA417D5BF4" xlink:to="loc_us-gaap_BusinessCombinationConsiderationTransferred1_E1B8DD1255EABA92C22A7BDA417DCC6F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_9FAE56304E90D2887B5E7BDA417DFAE6" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_AEE680102426A6F2AAC07BDA417D5BF4" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesGross_9FAE56304E90D2887B5E7BDA417DFAE6" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_FairValueOfStockOptionsAssumed" xlink:label="loc_wdc_FairValueOfStockOptionsAssumed_E59B46A0B14CB8CB2E3D7BDA417DD5F3" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_AEE680102426A6F2AAC07BDA417D5BF4" xlink:to="loc_wdc_FairValueOfStockOptionsAssumed_E59B46A0B14CB8CB2E3D7BDA417DD5F3" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_FairValueOfStockOptionsAndRestrictedStockBasedAwardsAssumed" xlink:label="loc_wdc_FairValueOfStockOptionsAndRestrictedStockBasedAwardsAssumed_B8593903A52C298B37607BDA417DF987" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_AEE680102426A6F2AAC07BDA417D5BF4" xlink:to="loc_wdc_FairValueOfStockOptionsAndRestrictedStockBasedAwardsAssumed_B8593903A52C298B37607BDA417DF987" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_7A0F58D131E5383E33E97BDA417DCC23" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_AEE680102426A6F2AAC07BDA417D5BF4" xlink:to="loc_us-gaap_Goodwill_7A0F58D131E5383E33E97BDA417DCC23" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/AcquisitionsStecPurchasePriceAllocationDetails" xlink:type="extended">
    <loc xlink:href="wdc-20141003.xsd#wdc_STecPurchasePriceAllocationAbstract" xlink:label="loc_wdc_STecPurchasePriceAllocationAbstract_AA8A586CA31D9ED934978B0C7C9784EF" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_CF9B78A802D344F17F6E8B0C7C97017D" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_STecPurchasePriceAllocationAbstract_AA8A586CA31D9ED934978B0C7C9784EF" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_CF9B78A802D344F17F6E8B0C7C97017D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_FD0552CDD95CE463753A8B0C7C9756E5" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_CF9B78A802D344F17F6E8B0C7C97017D" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_FD0552CDD95CE463753A8B0C7C9756E5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_2D53766FE7F83D59C79D8B0C7C98524D" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_FD0552CDD95CE463753A8B0C7C9756E5" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_2D53766FE7F83D59C79D8B0C7C98524D" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_STecMember" xlink:label="loc_wdc_STecMember_B76C59AF221BD158E1068B0C7C99BA97" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_2D53766FE7F83D59C79D8B0C7C98524D" xlink:to="loc_wdc_STecMember_B76C59AF221BD158E1068B0C7C99BA97" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_70D4F6DA7C2010A0B8058B0C7C990D39" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_CF9B78A802D344F17F6E8B0C7C97017D" xlink:to="loc_us-gaap_BusinessAcquisitionLineItems_70D4F6DA7C2010A0B8058B0C7C990D39" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_69BBB16BAE300E74D7028B0C7C99DB4E" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_70D4F6DA7C2010A0B8058B0C7C990D39" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_69BBB16BAE300E74D7028B0C7C99DB4E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_1495C46A425FCC5284188B0C7C99B645" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_70D4F6DA7C2010A0B8058B0C7C990D39" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_1495C46A425FCC5284188B0C7C99B645" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_E63C46A1D3A28A9AA4888B0C7C997D3F" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_70D4F6DA7C2010A0B8058B0C7C990D39" xlink:to="loc_us-gaap_Goodwill_E63C46A1D3A28A9AA4888B0C7C997D3F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_20CA72B3F3F5254011A48B0C7C9A09A9" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_70D4F6DA7C2010A0B8058B0C7C990D39" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_20CA72B3F3F5254011A48B0C7C9A09A9" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/AcquisitionsTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="loc_us-gaap_BusinessCombinationsAbstract_07B5D8E83E40FE3CBF207872B15E0E1B" xlink:type="locator" />
    <loc xlink:href="wdc-20141003.xsd#wdc_PurchasePriceAllocationOfBusinessCombinationTableTextBlock" xlink:label="loc_wdc_PurchasePriceAllocationOfBusinessCombinationTableTextBlock_DFC52F72833FEA29EA107872B15E56F5" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationsAbstract_07B5D8E83E40FE3CBF207872B15E0E1B" xlink:to="loc_wdc_PurchasePriceAllocationOfBusinessCombinationTableTextBlock_DFC52F72833FEA29EA107872B15E56F5" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/AcquisitionsViridentPurchasePriceAllocationDetails" xlink:type="extended">
    <loc xlink:href="wdc-20141003.xsd#wdc_ViridentBusinessCombinationAbstract" xlink:label="loc_wdc_ViridentBusinessCombinationAbstract_B29DC245DA99928954338B0C7BBC06AE" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_68F67549B0E9DE87A7D88B0C7BBD0B01" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_ViridentBusinessCombinationAbstract_B29DC245DA99928954338B0C7BBC06AE" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_68F67549B0E9DE87A7D88B0C7BBD0B01" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_0D95DF0A5E4B439DF9B68B0C7BBDBECF" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_68F67549B0E9DE87A7D88B0C7BBD0B01" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_0D95DF0A5E4B439DF9B68B0C7BBDBECF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_7BF94A78CB66F104850C8B0C7BBDA6CA" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_0D95DF0A5E4B439DF9B68B0C7BBDBECF" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_7BF94A78CB66F104850C8B0C7BBDA6CA" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ViridentMember" xlink:label="loc_wdc_ViridentMember_A7F93641AEADAADE63138B0C7BBDB3D1" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_7BF94A78CB66F104850C8B0C7BBDA6CA" xlink:to="loc_wdc_ViridentMember_A7F93641AEADAADE63138B0C7BBDB3D1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_EA23D1409FF5765F38628B0C7BBE24D4" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_68F67549B0E9DE87A7D88B0C7BBD0B01" xlink:to="loc_us-gaap_BusinessAcquisitionLineItems_EA23D1409FF5765F38628B0C7BBE24D4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_EFD9DC83F27EE919DDAB8B0C7BBEAAC9" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_EA23D1409FF5765F38628B0C7BBE24D4" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_EFD9DC83F27EE919DDAB8B0C7BBEAAC9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_9E5DE07A1362171A14528B0C7BBE9693" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_EA23D1409FF5765F38628B0C7BBE24D4" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_9E5DE07A1362171A14528B0C7BBE9693" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_70491D6532DF83326C008B0C7BBE7E8E" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_EA23D1409FF5765F38628B0C7BBE24D4" xlink:to="loc_us-gaap_Goodwill_70491D6532DF83326C008B0C7BBE7E8E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_324E0164B59EE54F634C8B0C7BBE4AEC" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_EA23D1409FF5765F38628B0C7BBE24D4" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_324E0164B59EE54F634C8B0C7BBE4AEC" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/BasisOfPresentation" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_BD7C808C7C5EE4844C7476E5297D415A" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_D038E3B216F1AD97F0EF76E5297D3D67" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_BD7C808C7C5EE4844C7476E5297D415A" xlink:to="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_D038E3B216F1AD97F0EF76E5297D3D67" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/BasisOfPresentationPolicies" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_DECD64D86568B17C288F76E526FCEDDD" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiscalPeriod" xlink:label="loc_us-gaap_FiscalPeriod_E843270AA8193F80279576F11F5CF29A" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_DECD64D86568B17C288F76E526FCEDDD" xlink:to="loc_us-gaap_FiscalPeriod_E843270AA8193F80279576F11F5CF29A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="loc_us-gaap_UseOfEstimates_AC2EA1967FE411FDABBC76E526FC8C58" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_DECD64D86568B17C288F76E526FCEDDD" xlink:to="loc_us-gaap_UseOfEstimates_AC2EA1967FE411FDABBC76E526FC8C58" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/CondensedConsolidatedBalanceSheets" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_5BA5D5D154E68F430E0D77098BE2AAB8" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_066229A0A865177E47F277098BE23F8F" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_5BA5D5D154E68F430E0D77098BE2AAB8" xlink:to="loc_us-gaap_AssetsAbstract_066229A0A865177E47F277098BE23F8F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaap_AssetsCurrentAbstract_7716264ECE08694D33D877098BE240AC" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_066229A0A865177E47F277098BE23F8F" xlink:to="loc_us-gaap_AssetsCurrentAbstract_7716264ECE08694D33D877098BE240AC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_91005F7C8FE8FCF1E9B677098BE203D3" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_7716264ECE08694D33D877098BE240AC" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_91005F7C8FE8FCF1E9B677098BE203D3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecurities_7B6447869FCC21B3B3CD77098BE2D35C" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_7716264ECE08694D33D877098BE240AC" xlink:to="loc_us-gaap_AvailableForSaleSecurities_7B6447869FCC21B3B3CD77098BE2D35C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_73295E4119BF33F4BFB077098BE27B39" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_7716264ECE08694D33D877098BE240AC" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_73295E4119BF33F4BFB077098BE27B39" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_DE995D0B7ED487C7E97977098BE2FE56" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_7716264ECE08694D33D877098BE240AC" xlink:to="loc_us-gaap_InventoryNet_DE995D0B7ED487C7E97977098BE2FE56" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_us-gaap_OtherAssetsCurrent_065CFA7F30DAE0E4189C77098BE2419A" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_7716264ECE08694D33D877098BE240AC" xlink:to="loc_us-gaap_OtherAssetsCurrent_065CFA7F30DAE0E4189C77098BE2419A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_BCDF761C57C5CB99A9E177098BE25720" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_7716264ECE08694D33D877098BE240AC" xlink:to="loc_us-gaap_AssetsCurrent_BCDF761C57C5CB99A9E177098BE25720" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_0BCF0AFEE9E2F75CC68F77098BE26958" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_066229A0A865177E47F277098BE23F8F" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_0BCF0AFEE9E2F75CC68F77098BE26958" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_303049D0234F5ECE911077098BE2B2E0" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_066229A0A865177E47F277098BE23F8F" xlink:to="loc_us-gaap_Goodwill_303049D0234F5ECE911077098BE2B2E0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherIntangibleAssetsNet" xlink:label="loc_us-gaap_OtherIntangibleAssetsNet_9610C8343592ABF99B1977098BE2B47A" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_066229A0A865177E47F277098BE23F8F" xlink:to="loc_us-gaap_OtherIntangibleAssetsNet_9610C8343592ABF99B1977098BE2B47A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_593C83260705D7D7F1B777098BE2984A" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_066229A0A865177E47F277098BE23F8F" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_593C83260705D7D7F1B777098BE2984A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_2D118C14F9377EE5D6D677098BE20D55" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_066229A0A865177E47F277098BE23F8F" xlink:to="loc_us-gaap_Assets_2D118C14F9377EE5D6D677098BE20D55" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_4EB4340C6C0DEFDD8CC777098BE22A27" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_5BA5D5D154E68F430E0D77098BE2AAB8" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_4EB4340C6C0DEFDD8CC777098BE22A27" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_2F272B345B6559D033E777098BE2DF2C" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_4EB4340C6C0DEFDD8CC777098BE22A27" xlink:to="loc_us-gaap_LiabilitiesCurrentAbstract_2F272B345B6559D033E777098BE2DF2C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_us-gaap_AccountsPayableCurrent_9087181ED652DA39FE1877098BE26713" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_2F272B345B6559D033E777098BE2DF2C" xlink:to="loc_us-gaap_AccountsPayableCurrent_9087181ED652DA39FE1877098BE26713" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ArbitrationAwardReserve" xlink:label="loc_wdc_ArbitrationAwardReserve_7BD949C9402938A3A37977098BE26F87" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_2F272B345B6559D033E777098BE2DF2C" xlink:to="loc_wdc_ArbitrationAwardReserve_7BD949C9402938A3A37977098BE26F87" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_C51FE3F7ADA58E42616277098BE29D56" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_2F272B345B6559D033E777098BE2DF2C" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_C51FE3F7ADA58E42616277098BE29D56" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_4BBE0CE899B6691133B677098BE280C1" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_2F272B345B6559D033E777098BE2DF2C" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_4BBE0CE899B6691133B677098BE280C1" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_AccruedShortTermWarranty" xlink:label="loc_wdc_AccruedShortTermWarranty_65FAF2BD8FB199AD316777098BE289C0" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_2F272B345B6559D033E777098BE2DF2C" xlink:to="loc_wdc_AccruedShortTermWarranty_65FAF2BD8FB199AD316777098BE289C0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShortTermBorrowings" xlink:label="loc_us-gaap_ShortTermBorrowings_4BBEDC313BBE0692386877098BE29467" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_2F272B345B6559D033E777098BE2DF2C" xlink:to="loc_us-gaap_ShortTermBorrowings_4BBEDC313BBE0692386877098BE29467" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="loc_us-gaap_LongTermDebtCurrent_41FA8F561AA05C08C74B77098BE25314" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_2F272B345B6559D033E777098BE2DF2C" xlink:to="loc_us-gaap_LongTermDebtCurrent_41FA8F561AA05C08C74B77098BE25314" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_480A926C62C8C792AB6A77098BE2507D" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_2F272B345B6559D033E777098BE2DF2C" xlink:to="loc_us-gaap_LiabilitiesCurrent_480A926C62C8C792AB6A77098BE2507D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_F7BDE5688661FCBB902377098BE2E341" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_4EB4340C6C0DEFDD8CC777098BE22A27" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_F7BDE5688661FCBB902377098BE2E341" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_952DE5250B2A48D8370477098BE2D359" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_4EB4340C6C0DEFDD8CC777098BE22A27" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_952DE5250B2A48D8370477098BE2D359" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaap_Liabilities_19374A4BEB15407E55D677098BE27C2A" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_4EB4340C6C0DEFDD8CC777098BE22A27" xlink:to="loc_us-gaap_Liabilities_19374A4BEB15407E55D677098BE27C2A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="loc_us-gaap_CommitmentsAndContingencies_751EDE1D5E0580904DAF77098BE284A6" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_4EB4340C6C0DEFDD8CC777098BE22A27" xlink:to="loc_us-gaap_CommitmentsAndContingencies_751EDE1D5E0580904DAF77098BE284A6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="loc_us-gaap_StockholdersEquityAbstract_3282E9F31F81B759A01B77098BE288ED" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_4EB4340C6C0DEFDD8CC777098BE22A27" xlink:to="loc_us-gaap_StockholdersEquityAbstract_3282E9F31F81B759A01B77098BE288ED" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_PreferredStockValues" xlink:label="loc_wdc_PreferredStockValues_D064BFA661F46B72C51377098BE2C965" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_3282E9F31F81B759A01B77098BE288ED" xlink:to="loc_wdc_PreferredStockValues_D064BFA661F46B72C51377098BE2C965" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_CommonStockValues" xlink:label="loc_wdc_CommonStockValues_7A795694E2919D54B2F177098BE2BE9B" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_3282E9F31F81B759A01B77098BE288ED" xlink:to="loc_wdc_CommonStockValues_7A795694E2919D54B2F177098BE2BE9B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="loc_us-gaap_AdditionalPaidInCapital_59348FF9A79E8D9FA07877098BE26363" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_3282E9F31F81B759A01B77098BE288ED" xlink:to="loc_us-gaap_AdditionalPaidInCapital_59348FF9A79E8D9FA07877098BE26363" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_3B7B69358BD3BB2CB44277098BE24019" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_3282E9F31F81B759A01B77098BE288ED" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_3B7B69358BD3BB2CB44277098BE24019" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_D508800674C732976D6C77098BE2C0DE" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_3282E9F31F81B759A01B77098BE288ED" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_D508800674C732976D6C77098BE2C0DE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TreasuryStockValue" xlink:label="loc_us-gaap_TreasuryStockValue_653A25A4220EE654436577098BE22E48" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_3282E9F31F81B759A01B77098BE288ED" xlink:to="loc_us-gaap_TreasuryStockValue_653A25A4220EE654436577098BE22E48" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_EB22F9222BFDF754926377098BE28EB1" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_3282E9F31F81B759A01B77098BE288ED" xlink:to="loc_us-gaap_StockholdersEquity_EB22F9222BFDF754926377098BE28EB1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_028548895A155F47927F77098BE2392D" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_4EB4340C6C0DEFDD8CC777098BE22A27" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_028548895A155F47927F77098BE2392D" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/CondensedConsolidatedBalanceSheetsParenthetical" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_C247DEF38FC2B474F63D8B0C7A7858D9" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_664022A0E79FA7B8FFE78B0C7A794E77" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_C247DEF38FC2B474F63D8B0C7A7858D9" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_664022A0E79FA7B8FFE78B0C7A794E77" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_68DBAABCF549AFDE6E068B0C7A793A12" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_C247DEF38FC2B474F63D8B0C7A7858D9" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_68DBAABCF549AFDE6E068B0C7A793A12" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="loc_us-gaap_PreferredStockSharesIssued_91E9D4B2B5A6F73B1A7D8B0C7A7A9A8A" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_C247DEF38FC2B474F63D8B0C7A7858D9" xlink:to="loc_us-gaap_PreferredStockSharesIssued_91E9D4B2B5A6F73B1A7D8B0C7A7A9A8A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_5121C14C1B4D6EDFF87D8B0C7A7AA050" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_C247DEF38FC2B474F63D8B0C7A7858D9" xlink:to="loc_us-gaap_PreferredStockSharesOutstanding_5121C14C1B4D6EDFF87D8B0C7A7AA050" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_B52B4A170898F430A6EA8B0C7A7A0893" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_C247DEF38FC2B474F63D8B0C7A7858D9" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_B52B4A170898F430A6EA8B0C7A7A0893" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_0B32A4059C60914D81BE8B0C7A7A5A35" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_C247DEF38FC2B474F63D8B0C7A7858D9" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_0B32A4059C60914D81BE8B0C7A7A5A35" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_8653C62E21908A31AF068B0C7A7A6048" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_C247DEF38FC2B474F63D8B0C7A7858D9" xlink:to="loc_us-gaap_CommonStockSharesIssued_8653C62E21908A31AF068B0C7A7A6048" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_7AD09FB554982EC385238B0C7A7AE87F" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_C247DEF38FC2B474F63D8B0C7A7858D9" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_7AD09FB554982EC385238B0C7A7AE87F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TreasuryStockShares" xlink:label="loc_us-gaap_TreasuryStockShares_136E7D1EF5EC13EDFD6B8B0C7A7B4E7C" xlink:type="locator" />
    <presentationArc order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_C247DEF38FC2B474F63D8B0C7A7858D9" xlink:to="loc_us-gaap_TreasuryStockShares_136E7D1EF5EC13EDFD6B8B0C7A7B4E7C" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/CondensedConsolidatedStatementsOfCashFlows" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_A3DB5084F3889765DB1777098BA4C022" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7E27D00F1EF5C48DEF7977098BA498A9" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_A3DB5084F3889765DB1777098BA4C022" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7E27D00F1EF5C48DEF7977098BA498A9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_294A8651113E76F8032A77098BA42A09" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7E27D00F1EF5C48DEF7977098BA498A9" xlink:to="loc_us-gaap_NetIncomeLoss_294A8651113E76F8032A77098BA42A09" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9C335BE5551AE70B0A9A77098BA4D98A" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7E27D00F1EF5C48DEF7977098BA498A9" xlink:to="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9C335BE5551AE70B0A9A77098BA4D98A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DepreciationAndAmortization" xlink:label="loc_us-gaap_DepreciationAndAmortization_2FC104FBB30460C3C40077098BA4F0B0" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9C335BE5551AE70B0A9A77098BA4D98A" xlink:to="loc_us-gaap_DepreciationAndAmortization_2FC104FBB30460C3C40077098BA4F0B0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_E634D3384D4E538D188C77098BA4FE4A" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9C335BE5551AE70B0A9A77098BA4D98A" xlink:to="loc_us-gaap_ShareBasedCompensation_E634D3384D4E538D188C77098BA4FE4A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_4F14763851BC108FD54077098BA44C17" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9C335BE5551AE70B0A9A77098BA4D98A" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_4F14763851BC108FD54077098BA44C17" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_GainOnInsuranceRecovery" xlink:label="loc_wdc_GainOnInsuranceRecovery_268998BE2ACCFA55354477098BA42133" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9C335BE5551AE70B0A9A77098BA4D98A" xlink:to="loc_wdc_GainOnInsuranceRecovery_268998BE2ACCFA55354477098BA42133" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:label="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_59BF415C72758BAA7A1977098BA46F3A" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9C335BE5551AE70B0A9A77098BA4D98A" xlink:to="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_59BF415C72758BAA7A1977098BA46F3A" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_NonCashPortionOfEmployeeTerminationBenefitsAndOtherCharges" xlink:label="loc_wdc_NonCashPortionOfEmployeeTerminationBenefitsAndOtherCharges_E517C556AEC7318A6C1477098BA4A7BF" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9C335BE5551AE70B0A9A77098BA4D98A" xlink:to="loc_wdc_NonCashPortionOfEmployeeTerminationBenefitsAndOtherCharges_E517C556AEC7318A6C1477098BA4A7BF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherOperatingActivitiesCashFlowStatement" xlink:label="loc_us-gaap_OtherOperatingActivitiesCashFlowStatement_D2382B74C3F582EEE71E77098BA48F46" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9C335BE5551AE70B0A9A77098BA4D98A" xlink:to="loc_us-gaap_OtherOperatingActivitiesCashFlowStatement_D2382B74C3F582EEE71E77098BA48F46" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_15557A74B14C0EFAD04777098BA4C440" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7E27D00F1EF5C48DEF7977098BA498A9" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_15557A74B14C0EFAD04777098BA4C440" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_BEBB0441EFDFBD7E118177098BA45C13" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_15557A74B14C0EFAD04777098BA4C440" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_BEBB0441EFDFBD7E118177098BA45C13" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_84833400016A95D2647577098BA4062B" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_15557A74B14C0EFAD04777098BA4C440" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_84833400016A95D2647577098BA4062B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableTrade" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableTrade_256385B746458D9C0D2A77098BA44905" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_15557A74B14C0EFAD04777098BA4C440" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableTrade_256385B746458D9C0D2A77098BA44905" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_IncreaseDecreaseInArbitrationAwardReserve" xlink:label="loc_wdc_IncreaseDecreaseInArbitrationAwardReserve_C4BDCCA97A01BCB5369377098BA44267" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_15557A74B14C0EFAD04777098BA4C440" xlink:to="loc_wdc_IncreaseDecreaseInArbitrationAwardReserve_C4BDCCA97A01BCB5369377098BA44267" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_A540200EFD801D67464577098BA402C1" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_15557A74B14C0EFAD04777098BA4C440" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_A540200EFD801D67464577098BA402C1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_2B9DCFCB4D704A35DD5A77098BA4D689" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_15557A74B14C0EFAD04777098BA4C440" xlink:to="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_2B9DCFCB4D704A35DD5A77098BA4D689" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_7870FA3D1AC8E05395AA77098BA4CD48" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_15557A74B14C0EFAD04777098BA4C440" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_7870FA3D1AC8E05395AA77098BA4CD48" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_04815B1882D2249D3CF477098BA41366" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7E27D00F1EF5C48DEF7977098BA498A9" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_04815B1882D2249D3CF477098BA41366" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C71EA45AA82CC1CBB60677098BA4F68B" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_A3DB5084F3889765DB1777098BA4C022" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C71EA45AA82CC1CBB60677098BA4F68B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_E05CAF3BD548C9092C6A77098BA43BD0" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C71EA45AA82CC1CBB60677098BA4F68B" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_E05CAF3BD548C9092C6A77098BA43BD0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments" xlink:label="loc_us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments_9DC5BDF41C10F72BB74E77098BA4C68B" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C71EA45AA82CC1CBB60677098BA4F68B" xlink:to="loc_us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments_9DC5BDF41C10F72BB74E77098BA4C68B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecurities" xlink:label="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_E6D86DE6BC4DC2451A3877098BA420C8" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C71EA45AA82CC1CBB60677098BA4F68B" xlink:to="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_E6D86DE6BC4DC2451A3877098BA420C8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_29AC2756751A99D688B477098BA47213" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C71EA45AA82CC1CBB60677098BA4F68B" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_29AC2756751A99D688B477098BA47213" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_6CCF68B0A5994F08B9E577098BA420B5" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C71EA45AA82CC1CBB60677098BA4F68B" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_6CCF68B0A5994F08B9E577098BA420B5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_F1A4635295D1F0E1852977098BA423D6" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C71EA45AA82CC1CBB60677098BA4F68B" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_F1A4635295D1F0E1852977098BA423D6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_67456BD09DB481D967F777098BA4121B" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_A3DB5084F3889765DB1777098BA4C022" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_67456BD09DB481D967F777098BA4121B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans_D05D1F6E99ACA82FF5F777098BA4462F" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_67456BD09DB481D967F777098BA4121B" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans_D05D1F6E99ACA82FF5F777098BA4462F" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_TaxesPaidOnVestedStockAwardsUnderEmployeeStockPlans" xlink:label="loc_wdc_TaxesPaidOnVestedStockAwardsUnderEmployeeStockPlans_123A2C606FFBE1B301B877098BA4AC63" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_67456BD09DB481D967F777098BA4121B" xlink:to="loc_wdc_TaxesPaidOnVestedStockAwardsUnderEmployeeStockPlans_123A2C606FFBE1B301B877098BA4AC63" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities" xlink:label="loc_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_8293C83FB2C43781020B77098BA424B0" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_67456BD09DB481D967F777098BA4121B" xlink:to="loc_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_8293C83FB2C43781020B77098BA424B0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_498929E2057255A0A4DC77098BA452D9" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_67456BD09DB481D967F777098BA4121B" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_498929E2057255A0A4DC77098BA452D9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsOfDividends" xlink:label="loc_us-gaap_PaymentsOfDividends_14A867B7FF3B4EEA511C77098BA4CB1B" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_67456BD09DB481D967F777098BA4121B" xlink:to="loc_us-gaap_PaymentsOfDividends_14A867B7FF3B4EEA511C77098BA4CB1B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromDebtNetOfIssuanceCosts" xlink:label="loc_us-gaap_ProceedsFromDebtNetOfIssuanceCosts_079D3B683E9B5D1F00A677098BA4D949" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_67456BD09DB481D967F777098BA4121B" xlink:to="loc_us-gaap_ProceedsFromDebtNetOfIssuanceCosts_079D3B683E9B5D1F00A677098BA4D949" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_90220E1302B05A4248A377098BA4155B" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_67456BD09DB481D967F777098BA4121B" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_90220E1302B05A4248A377098BA4155B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_301C7E55A3F4E676BB2277098BA46641" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_67456BD09DB481D967F777098BA4121B" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_301C7E55A3F4E676BB2277098BA46641" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_AC3098FFA6B2514A97ED77098BA46000" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_A3DB5084F3889765DB1777098BA4C022" xlink:to="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_AC3098FFA6B2514A97ED77098BA46000" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_AB8B23B13D0C8EF4FA7877098BA4783D" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_A3DB5084F3889765DB1777098BA4C022" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_AB8B23B13D0C8EF4FA7877098BA4783D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_DA873002496220CF00F977098BA40213" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_A3DB5084F3889765DB1777098BA4C022" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_DA873002496220CF00F977098BA40213" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="loc_us-gaap_SupplementalCashFlowInformationAbstract_AD6EC7E90B613AA9CAFE77098BA4F8D8" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_A3DB5084F3889765DB1777098BA4C022" xlink:to="loc_us-gaap_SupplementalCashFlowInformationAbstract_AD6EC7E90B613AA9CAFE77098BA4F8D8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxesPaid" xlink:label="loc_us-gaap_IncomeTaxesPaid_13646C63A300E7D0972777098BA45F53" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_AD6EC7E90B613AA9CAFE77098BA4F8D8" xlink:to="loc_us-gaap_IncomeTaxesPaid_13646C63A300E7D0972777098BA45F53" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InterestPaid" xlink:label="loc_us-gaap_InterestPaid_CE5893FF4D5AA53A8CAF77098BA48D1A" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_AD6EC7E90B613AA9CAFE77098BA4F8D8" xlink:to="loc_us-gaap_InterestPaid_CE5893FF4D5AA53A8CAF77098BA48D1A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:label="loc_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_AC82DEC0698F5C8F174377098BA45AB2" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_A3DB5084F3889765DB1777098BA4C022" xlink:to="loc_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_AC82DEC0698F5C8F174377098BA45AB2" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_CashDividendDeclared" xlink:label="loc_wdc_CashDividendDeclared_07D98AEF153044726EE577098BA43643" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_AC82DEC0698F5C8F174377098BA45AB2" xlink:to="loc_wdc_CashDividendDeclared_07D98AEF153044726EE577098BA43643" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/CondensedConsolidatedStatementsOfComprehensiveIncome" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_03B090214A373A8A145C7872B361694F" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_C99DE19A39B71C0B44317872B361398C" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_03B090214A373A8A145C7872B361694F" xlink:to="loc_us-gaap_NetIncomeLoss_C99DE19A39B71C0B44317872B361398C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_C38753CF3BC9F702C0C07872B361E7DC" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_03B090214A373A8A145C7872B361694F" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_C38753CF3BC9F702C0C07872B361E7DC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_E206C1FD48C2363B3C5D7872B361F4F8" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_C38753CF3BC9F702C0C07872B361E7DC" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_E206C1FD48C2363B3C5D7872B361F4F8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_ADD4B5BB5CDDAC71436D7872B3619D1E" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_C38753CF3BC9F702C0C07872B361E7DC" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_ADD4B5BB5CDDAC71436D7872B3619D1E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_5821C0F11269926B71367872B3616826" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_C38753CF3BC9F702C0C07872B361E7DC" xlink:to="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_5821C0F11269926B71367872B3616826" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_9D9E1901347396403E157872B361D910" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_C38753CF3BC9F702C0C07872B361E7DC" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_9D9E1901347396403E157872B361D910" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_2EF3096F64D75F9062EC7872B36113ED" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_03B090214A373A8A145C7872B361694F" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_2EF3096F64D75F9062EC7872B36113ED" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/CondensedConsolidatedStatementsOfIncome" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="loc_us-gaap_IncomeStatementAbstract_4FD909D84BAC2C0C186278E8BD5F85EA" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SalesRevenueGoodsNet" xlink:label="loc_us-gaap_SalesRevenueGoodsNet_568589D507531511CE1A78E8BD5F1C8C" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_4FD909D84BAC2C0C186278E8BD5F85EA" xlink:to="loc_us-gaap_SalesRevenueGoodsNet_568589D507531511CE1A78E8BD5F1C8C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CostOfGoodsSold" xlink:label="loc_us-gaap_CostOfGoodsSold_BB40F9E92968CB745F4978E8BD5F6A69" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_4FD909D84BAC2C0C186278E8BD5F85EA" xlink:to="loc_us-gaap_CostOfGoodsSold_BB40F9E92968CB745F4978E8BD5F6A69" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GrossProfit" xlink:label="loc_us-gaap_GrossProfit_2E3439F5538B5D51941878E8BD5FD37C" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_4FD909D84BAC2C0C186278E8BD5F85EA" xlink:to="loc_us-gaap_GrossProfit_2E3439F5538B5D51941878E8BD5FD37C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="loc_us-gaap_OperatingExpensesAbstract_F65C3CF3DEE27EE521DC78E8BD5F50C1" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_4FD909D84BAC2C0C186278E8BD5F85EA" xlink:to="loc_us-gaap_OperatingExpensesAbstract_F65C3CF3DEE27EE521DC78E8BD5F50C1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_6B90F39F80292CDD970478E8BD5F7D6C" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_F65C3CF3DEE27EE521DC78E8BD5F50C1" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_6B90F39F80292CDD970478E8BD5F7D6C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_B8B8D502DE080A1F24AE78E8BD5FC922" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_F65C3CF3DEE27EE521DC78E8BD5F50C1" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_B8B8D502DE080A1F24AE78E8BD5FC922" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ArbitrationAwardProvision" xlink:label="loc_wdc_ArbitrationAwardProvision_178966BED73DC1E276F178E8BD698C35" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_F65C3CF3DEE27EE521DC78E8BD5F50C1" xlink:to="loc_wdc_ArbitrationAwardProvision_178966BED73DC1E276F178E8BD698C35" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_Employeeterminationassetimpairmentandothercharges" xlink:label="loc_wdc_Employeeterminationassetimpairmentandothercharges_F1EA779FBA03FD0E33C578E8BD691A50" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_F65C3CF3DEE27EE521DC78E8BD5F50C1" xlink:to="loc_wdc_Employeeterminationassetimpairmentandothercharges_F1EA779FBA03FD0E33C578E8BD691A50" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="loc_us-gaap_OperatingExpenses_8300C516F7A49CC4904678E8BD69F7BA" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_F65C3CF3DEE27EE521DC78E8BD5F50C1" xlink:to="loc_us-gaap_OperatingExpenses_8300C516F7A49CC4904678E8BD69F7BA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_9E3C1A3BA03E976836E378E8BD69BE40" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_4FD909D84BAC2C0C186278E8BD5F85EA" xlink:to="loc_us-gaap_OperatingIncomeLoss_9E3C1A3BA03E976836E378E8BD69BE40" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NonoperatingIncomeExpenseAbstract" xlink:label="loc_us-gaap_NonoperatingIncomeExpenseAbstract_CE6565A159CDF5BA045278E8BD694F51" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_4FD909D84BAC2C0C186278E8BD5F85EA" xlink:to="loc_us-gaap_NonoperatingIncomeExpenseAbstract_CE6565A159CDF5BA045278E8BD694F51" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="loc_us-gaap_InvestmentIncomeInterest_2D465D0D6EB072481DDF78E8BD6956A1" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_CE6565A159CDF5BA045278E8BD694F51" xlink:to="loc_us-gaap_InvestmentIncomeInterest_2D465D0D6EB072481DDF78E8BD6956A1" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_InterestAndOtherExpense" xlink:label="loc_wdc_InterestAndOtherExpense_079403F893A2CA9ACF9178E8BD698516" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_CE6565A159CDF5BA045278E8BD694F51" xlink:to="loc_wdc_InterestAndOtherExpense_079403F893A2CA9ACF9178E8BD698516" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_DF7D2A07EAB35E7B539B78E8BD69B4EA" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_CE6565A159CDF5BA045278E8BD694F51" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_DF7D2A07EAB35E7B539B78E8BD69B4EA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_035C31459463258CB8CC78E8BD696B2D" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_4FD909D84BAC2C0C186278E8BD5F85EA" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_035C31459463258CB8CC78E8BD696B2D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_5EBF5A3C5E2B10A0D78078E8BD69CA2E" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_4FD909D84BAC2C0C186278E8BD5F85EA" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_5EBF5A3C5E2B10A0D78078E8BD69CA2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_DFA50333E20FAEBBF00678E8BD697705" xlink:type="locator" />
    <presentationArc order="9" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_4FD909D84BAC2C0C186278E8BD5F85EA" xlink:to="loc_us-gaap_NetIncomeLoss_DFA50333E20FAEBBF00678E8BD697705" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_270A428F2679D986A6F778E8BD69F10A" xlink:type="locator" />
    <presentationArc order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_4FD909D84BAC2C0C186278E8BD5F85EA" xlink:to="loc_us-gaap_EarningsPerShareAbstract_270A428F2679D986A6F778E8BD69F10A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaap_EarningsPerShareBasic_B288B545B8771A16106878E8BD698477" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_270A428F2679D986A6F778E8BD69F10A" xlink:to="loc_us-gaap_EarningsPerShareBasic_B288B545B8771A16106878E8BD698477" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaap_EarningsPerShareDiluted_2E7D69B1256DA9E61FDA78E8BD691520" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_270A428F2679D986A6F778E8BD69F10A" xlink:to="loc_us-gaap_EarningsPerShareDiluted_2E7D69B1256DA9E61FDA78E8BD691520" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_BFC359EC772A4CCB237378E8BD69430C" xlink:type="locator" />
    <presentationArc order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_4FD909D84BAC2C0C186278E8BD5F85EA" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_BFC359EC772A4CCB237378E8BD69430C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_69F98294D0A8AC1EB09778E8BD6955FA" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_BFC359EC772A4CCB237378E8BD69430C" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_69F98294D0A8AC1EB09778E8BD6955FA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_D667F0FAD2FE8AD9084E78E8BD691A9B" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_BFC359EC772A4CCB237378E8BD69430C" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_D667F0FAD2FE8AD9084E78E8BD691A9B" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/Debt" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaap_DebtDisclosureAbstract_87282301F87BF1154E75620B625B8D4F" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtDisclosureTextBlock" xlink:label="loc_us-gaap_DebtDisclosureTextBlock_B809921F5B2A3BEF1780620B625B1558" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_87282301F87BF1154E75620B625B8D4F" xlink:to="loc_us-gaap_DebtDisclosureTextBlock_B809921F5B2A3BEF1780620B625B1558" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/DebtAdditionalInformationDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaap_DebtDisclosureAbstract_36EADA9D27C7124DC3847BDA41EA47C0" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_us-gaap_DebtInstrumentTable_079E2F660BB4E5D7B9037BDA41EA6F65" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_36EADA9D27C7124DC3847BDA41EA47C0" xlink:to="loc_us-gaap_DebtInstrumentTable_079E2F660BB4E5D7B9037BDA41EA6F65" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaap_CreditFacilityAxis_BBE7DC817ABB279ECC107BDA41EA0394" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_079E2F660BB4E5D7B9037BDA41EA6F65" xlink:to="loc_us-gaap_CreditFacilityAxis_BBE7DC817ABB279ECC107BDA41EA0394" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaap_CreditFacilityDomain_F68D4B0BA9CC6EACE3187BDA41EAA752" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityAxis_BBE7DC817ABB279ECC107BDA41EA0394" xlink:to="loc_us-gaap_CreditFacilityDomain_F68D4B0BA9CC6EACE3187BDA41EAA752" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_TermLoanMember" xlink:label="loc_wdc_TermLoanMember_0AF870EFB4C1A50EDF8F7BDA41EA90F6" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_F68D4B0BA9CC6EACE3187BDA41EAA752" xlink:to="loc_wdc_TermLoanMember_0AF870EFB4C1A50EDF8F7BDA41EA90F6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_522EB1AB302CC9825ADC7BDA41EAA777" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_F68D4B0BA9CC6EACE3187BDA41EAA752" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_522EB1AB302CC9825ADC7BDA41EAA777" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_079E2F660BB4E5D7B9037BDA41EA6F65" xlink:to="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_UnsecuredLoanUnderCreditFacility" xlink:label="loc_wdc_UnsecuredLoanUnderCreditFacility_625166F97DA66201FEE77BDA41EACC09" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:to="loc_wdc_UnsecuredLoanUnderCreditFacility_625166F97DA66201FEE77BDA41EACC09" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_LineOfCreditFacilityAmountAvailableToBorrow" xlink:label="loc_wdc_LineOfCreditFacilityAmountAvailableToBorrow_899F7515D4E20B8A6F297BDA41EAE69B" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:to="loc_wdc_LineOfCreditFacilityAmountAvailableToBorrow_899F7515D4E20B8A6F297BDA41EAE69B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WriteOffOfDeferredDebtIssuanceCost" xlink:label="loc_us-gaap_WriteOffOfDeferredDebtIssuanceCost_512190F2054A161BABF87BDA41EA9513" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:to="loc_us-gaap_WriteOffOfDeferredDebtIssuanceCost_512190F2054A161BABF87BDA41EA9513" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_CreditFacilityAdditionalBorrowingCapacity" xlink:label="loc_wdc_CreditFacilityAdditionalBorrowingCapacity_C81DD4C605BD6716F53F7BDA41EA1EAA" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:to="loc_wdc_CreditFacilityAdditionalBorrowingCapacity_C81DD4C605BD6716F53F7BDA41EA1EAA" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_PeriodOfTermLoanFacility" xlink:label="loc_wdc_PeriodOfTermLoanFacility_CB457278F02EA43D2D377BDA41EAFF95" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:to="loc_wdc_PeriodOfTermLoanFacility_CB457278F02EA43D2D377BDA41EAFF95" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentInterestRateAtPeriodEnd" xlink:label="loc_us-gaap_DebtInstrumentInterestRateAtPeriodEnd_68CD5EF87ED0F8542C1C7BDA41EA8D47" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:to="loc_us-gaap_DebtInstrumentInterestRateAtPeriodEnd_68CD5EF87ED0F8542C1C7BDA41EA8D47" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtLongtermAndShorttermCombinedAmount" xlink:label="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_05C8F8670CA2233FA9987BDA41EA0392" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:to="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_05C8F8670CA2233FA9987BDA41EA0392" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_SublimitForLettersOfCreditUnderRevolvingCreditFacility" xlink:label="loc_wdc_SublimitForLettersOfCreditUnderRevolvingCreditFacility_57972EFA995F7CA1B1C37BDA41EA84CF" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:to="loc_wdc_SublimitForLettersOfCreditUnderRevolvingCreditFacility_57972EFA995F7CA1B1C37BDA41EA84CF" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_SublimitForSwingLineLoansUnderRevolvingCreditFacility" xlink:label="loc_wdc_SublimitForSwingLineLoansUnderRevolvingCreditFacility_2A54A19B9AB8232916817BDA41EAE064" xlink:type="locator" />
    <presentationArc order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:to="loc_wdc_SublimitForSwingLineLoansUnderRevolvingCreditFacility_2A54A19B9AB8232916817BDA41EAE064" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_D94CD7316F8E143066757BDA41EABE3A" xlink:type="locator" />
    <presentationArc order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_D94CD7316F8E143066757BDA41EABE3A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_4F737C7277A1C4DE7AD57BDA41EA9B72" xlink:type="locator" />
    <presentationArc order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_4F737C7277A1C4DE7AD57BDA41EA9B72" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_7051AC28EE4C82EDBD687BDA41EABF6F" xlink:type="locator" />
    <presentationArc order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_7051AC28EE4C82EDBD687BDA41EABF6F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_D9F5AFC9C55EA48F14847BDA41EA8ADE" xlink:type="locator" />
    <presentationArc order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_D9F5AFC9C55EA48F14847BDA41EA8ADE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_9CAB0867C5DED2E6A1CC7BDA41EA0966" xlink:type="locator" />
    <presentationArc order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_442338D7602F55C4FF3D7BDA41EA07CD" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_9CAB0867C5DED2E6A1CC7BDA41EA0966" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/DocumentAndEntityInformation" xlink:type="extended">
    <loc xlink:href="wdc-20141003.xsd#wdc_DocumentDocumentAndEntityInformationAbstract" xlink:label="loc_wdc_DocumentDocumentAndEntityInformationAbstract_30C235E9BC686EBD14338B0C7B60E0FA" xlink:type="locator" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_DocumentType" xlink:label="loc_dei_DocumentType_5BECB83D57CC64DAE7098B0C7B6022BB" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_DocumentDocumentAndEntityInformationAbstract_30C235E9BC686EBD14338B0C7B60E0FA" xlink:to="loc_dei_DocumentType_5BECB83D57CC64DAE7098B0C7B6022BB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_dei_AmendmentFlag_655162B8016BB2A8A22C8B0C7B617593" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_DocumentDocumentAndEntityInformationAbstract_30C235E9BC686EBD14338B0C7B60E0FA" xlink:to="loc_dei_AmendmentFlag_655162B8016BB2A8A22C8B0C7B617593" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_dei_DocumentPeriodEndDate_8B9CADC66E8F5A35C8918B0C7B612320" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_DocumentDocumentAndEntityInformationAbstract_30C235E9BC686EBD14338B0C7B60E0FA" xlink:to="loc_dei_DocumentPeriodEndDate_8B9CADC66E8F5A35C8918B0C7B612320" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_dei_DocumentFiscalYearFocus_E8655351C46B69451D688B0C7B619E60" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_DocumentDocumentAndEntityInformationAbstract_30C235E9BC686EBD14338B0C7B60E0FA" xlink:to="loc_dei_DocumentFiscalYearFocus_E8655351C46B69451D688B0C7B619E60" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_dei_DocumentFiscalPeriodFocus_152B930D9CE1E8E588D48B0C7B61CDD4" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_DocumentDocumentAndEntityInformationAbstract_30C235E9BC686EBD14338B0C7B60E0FA" xlink:to="loc_dei_DocumentFiscalPeriodFocus_152B930D9CE1E8E588D48B0C7B61CDD4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_TradingSymbol" xlink:label="loc_dei_TradingSymbol_33A561D580AC8C85CA848B0C7B6124CA" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_DocumentDocumentAndEntityInformationAbstract_30C235E9BC686EBD14338B0C7B60E0FA" xlink:to="loc_dei_TradingSymbol_33A561D580AC8C85CA848B0C7B6124CA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityRegistrantName" xlink:label="loc_dei_EntityRegistrantName_794CE2B2155A15C6D7898B0C7B618FCC" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_DocumentDocumentAndEntityInformationAbstract_30C235E9BC686EBD14338B0C7B60E0FA" xlink:to="loc_dei_EntityRegistrantName_794CE2B2155A15C6D7898B0C7B618FCC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="loc_dei_EntityCentralIndexKey_D4043F732F2A69A5E8FD8B0C7B617DB4" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_DocumentDocumentAndEntityInformationAbstract_30C235E9BC686EBD14338B0C7B60E0FA" xlink:to="loc_dei_EntityCentralIndexKey_D4043F732F2A69A5E8FD8B0C7B617DB4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_dei_CurrentFiscalYearEndDate_01FDB02175B243B392638B0C7B6219E8" xlink:type="locator" />
    <presentationArc order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_DocumentDocumentAndEntityInformationAbstract_30C235E9BC686EBD14338B0C7B60E0FA" xlink:to="loc_dei_CurrentFiscalYearEndDate_01FDB02175B243B392638B0C7B6219E8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityFilerCategory" xlink:label="loc_dei_EntityFilerCategory_C8F7D125B05F82FD723E8B0C7B624BB7" xlink:type="locator" />
    <presentationArc order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_DocumentDocumentAndEntityInformationAbstract_30C235E9BC686EBD14338B0C7B60E0FA" xlink:to="loc_dei_EntityFilerCategory_C8F7D125B05F82FD723E8B0C7B624BB7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_2FDBA711A637119C58D18B0C7B626B4F" xlink:type="locator" />
    <presentationArc order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_DocumentDocumentAndEntityInformationAbstract_30C235E9BC686EBD14338B0C7B60E0FA" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_2FDBA711A637119C58D18B0C7B626B4F" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/EmployeeTerminationAssetImpairmentAndOtherCharges" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PostemploymentBenefitsAbstract" xlink:label="loc_us-gaap_PostemploymentBenefitsAbstract_74DEB5D8D7F995CBFC737707EA0C5D13" xlink:type="locator" />
    <loc xlink:href="wdc-20141003.xsd#wdc_EmployeeTerminationBenefitsAndOtherChargesDisclosureTextBlock" xlink:label="loc_wdc_EmployeeTerminationBenefitsAndOtherChargesDisclosureTextBlock_12DA935E41EDA5CC34797707EA0CDBC2" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PostemploymentBenefitsAbstract_74DEB5D8D7F995CBFC737707EA0C5D13" xlink:to="loc_wdc_EmployeeTerminationBenefitsAndOtherChargesDisclosureTextBlock_12DA935E41EDA5CC34797707EA0CDBC2" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/EmployeeTerminationAssetImpairmentAndOtherChargesAdditionalInformationDetail" xlink:type="extended">
    <loc xlink:href="wdc-20141003.xsd#wdc_EmployeeTerminationBenefitsAndOtherChargesAbstract" xlink:label="loc_wdc_EmployeeTerminationBenefitsAndOtherChargesAbstract_3FC9793B62C3C86C3D677870CECAF2E5" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_6DD47E5D89FA7366BB1D7870CECA2AD5" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_EmployeeTerminationBenefitsAndOtherChargesAbstract_3FC9793B62C3C86C3D677870CECAF2E5" xlink:to="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_6DD47E5D89FA7366BB1D7870CECA2AD5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringCostAndReserveAxis" xlink:label="loc_us-gaap_RestructuringCostAndReserveAxis_80F46EB177901F6D53CB7870CECA504C" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_6DD47E5D89FA7366BB1D7870CECA2AD5" xlink:to="loc_us-gaap_RestructuringCostAndReserveAxis_80F46EB177901F6D53CB7870CECA504C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TypeOfRestructuringDomain" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_8A4F1E67CE1EFAE53D477870CECABB8E" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_80F46EB177901F6D53CB7870CECA504C" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_8A4F1E67CE1EFAE53D477870CECABB8E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ContractTerminationMember" xlink:label="loc_us-gaap_ContractTerminationMember_3A98AB6C78E236B310A57870CECABC34" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_8A4F1E67CE1EFAE53D477870CECABB8E" xlink:to="loc_us-gaap_ContractTerminationMember_3A98AB6C78E236B310A57870CECABC34" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_EmployeeTerminationBenefitsMember" xlink:label="loc_wdc_EmployeeTerminationBenefitsMember_005EB1AF940F646D9BC87870CECA36C5" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_8A4F1E67CE1EFAE53D477870CECABB8E" xlink:to="loc_wdc_EmployeeTerminationBenefitsMember_005EB1AF940F646D9BC87870CECA36C5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_4AD837B65DD9B9123E3C7870CECA5B17" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_6DD47E5D89FA7366BB1D7870CECA2AD5" xlink:to="loc_us-gaap_RestructuringCostAndReserveLineItems_4AD837B65DD9B9123E3C7870CECA5B17" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_Employeeterminationassetimpairmentandothercharges" xlink:label="loc_wdc_Employeeterminationassetimpairmentandothercharges_D75A2D99EE48CAB646DF7870CECA8CDF" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_4AD837B65DD9B9123E3C7870CECA5B17" xlink:to="loc_wdc_Employeeterminationassetimpairmentandothercharges_D75A2D99EE48CAB646DF7870CECA8CDF" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_SeveranceAndOtherChargesReserveSettledWithCash" xlink:label="loc_wdc_SeveranceAndOtherChargesReserveSettledWithCash_530FF6CD93BBB6D2236A7870CECABFEA" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_4AD837B65DD9B9123E3C7870CECA5B17" xlink:to="loc_wdc_SeveranceAndOtherChargesReserveSettledWithCash_530FF6CD93BBB6D2236A7870CECABFEA" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ContractTerminationsAndOtherExitCosts" xlink:label="loc_wdc_ContractTerminationsAndOtherExitCosts_011BFF20B254466013517870CECA3807" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_4AD837B65DD9B9123E3C7870CECA5B17" xlink:to="loc_wdc_ContractTerminationsAndOtherExitCosts_011BFF20B254466013517870CECA3807" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_EmployeeTerminationBenefitsCharge" xlink:label="loc_wdc_EmployeeTerminationBenefitsCharge_539AB85C51DC34C3F6F57870CECABEEE" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_4AD837B65DD9B9123E3C7870CECA5B17" xlink:to="loc_wdc_EmployeeTerminationBenefitsCharge_539AB85C51DC34C3F6F57870CECABEEE" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_AssetImpairmentCharge" xlink:label="loc_wdc_AssetImpairmentCharge_E57A409C28D553CFEA667870CECADF9B" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_4AD837B65DD9B9123E3C7870CECA5B17" xlink:to="loc_wdc_AssetImpairmentCharge_E57A409C28D553CFEA667870CECADF9B" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_SeveranceAndOtherChargesReserveEndingBalance" xlink:label="loc_wdc_SeveranceAndOtherChargesReserveEndingBalance_D3AD6C66602BD3C278D77870CECAEAA2" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_4AD837B65DD9B9123E3C7870CECA5B17" xlink:to="loc_wdc_SeveranceAndOtherChargesReserveEndingBalance_D3AD6C66602BD3C278D77870CECAEAA2" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_SeveranceAndOtherCharges" xlink:label="loc_wdc_SeveranceAndOtherCharges_5B8D6A28966DB9665A2A7870CECA48D3" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_4AD837B65DD9B9123E3C7870CECA5B17" xlink:to="loc_wdc_SeveranceAndOtherCharges_5B8D6A28966DB9665A2A7870CECA48D3" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/FairValueMeasurements" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_FBFFB7CF592DF4A1D1856210E87F1FF6" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock" xlink:label="loc_us-gaap_FairValueDisclosuresTextBlock_4DE423C476FD9DCBA6976210E87F023E" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_FBFFB7CF592DF4A1D1856210E87F1FF6" xlink:to="loc_us-gaap_FairValueDisclosuresTextBlock_4DE423C476FD9DCBA6976210E87F023E" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/FairValueMeasurementsAdditionalInformationDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_D5164078379FCF554B1F8B0C7BD3CF77" xlink:type="locator" />
    <loc xlink:href="wdc-20141003.xsd#wdc_MaturityOfAuctionRateSecurities" xlink:label="loc_wdc_MaturityOfAuctionRateSecurities_C27D0279AD60E935E3EB8B0C7BD3218D" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_D5164078379FCF554B1F8B0C7BD3CF77" xlink:to="loc_wdc_MaturityOfAuctionRateSecurities_C27D0279AD60E935E3EB8B0C7BD3218D" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/FairValueMeasurementsFinancialAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_054B28CAD24CA720F82F7BDA41CF4B62" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_842D55FC4AFCA114BF5D7BDA41CF29C4" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_054B28CAD24CA720F82F7BDA41CF4B62" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_842D55FC4AFCA114BF5D7BDA41CF29C4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_33B82B3FFC551D2361847BDA41CF72AC" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_842D55FC4AFCA114BF5D7BDA41CF29C4" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_33B82B3FFC551D2361847BDA41CF72AC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_0B24256302B8A78364DF7BDA41CFAC64" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_33B82B3FFC551D2361847BDA41CF72AC" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_0B24256302B8A78364DF7BDA41CFAC64" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_9BA0BB7E8582614EA38C7BDA41CFDF25" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_0B24256302B8A78364DF7BDA41CFAC64" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_9BA0BB7E8582614EA38C7BDA41CFDF25" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_A2D64363E3A1977E57A57BDA41CF08FF" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_842D55FC4AFCA114BF5D7BDA41CF29C4" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_A2D64363E3A1977E57A57BDA41CF08FF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_C39E0CDB644C110FBDE97BDA41CF36EC" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_A2D64363E3A1977E57A57BDA41CF08FF" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_C39E0CDB644C110FBDE97BDA41CF36EC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_4A2EEE70EA82C61FDE1F7BDA41CF469D" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_C39E0CDB644C110FBDE97BDA41CF36EC" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_4A2EEE70EA82C61FDE1F7BDA41CF469D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_8E32AAB919009DEE822D7BDA41CFC371" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_C39E0CDB644C110FBDE97BDA41CF36EC" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_8E32AAB919009DEE822D7BDA41CFC371" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_BE0A12004647B03283547BDA41CF0DA3" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_C39E0CDB644C110FBDE97BDA41CF36EC" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_BE0A12004647B03283547BDA41CF0DA3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueByAssetClassAxis" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_634090273A34F864D9BB7BDA41CFBF99" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_842D55FC4AFCA114BF5D7BDA41CF29C4" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_634090273A34F864D9BB7BDA41CFBF99" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_D0A6F275E8F3123F59317BDA41CF1D1D" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_634090273A34F864D9BB7BDA41CFBF99" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_D0A6F275E8F3123F59317BDA41CF1D1D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MoneyMarketFundsMember" xlink:label="loc_us-gaap_MoneyMarketFundsMember_53C72715B0F995896F8D7BDA41CFCEE6" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_D0A6F275E8F3123F59317BDA41CF1D1D" xlink:to="loc_us-gaap_MoneyMarketFundsMember_53C72715B0F995896F8D7BDA41CFCEE6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_USTreasurySecuritiesMember" xlink:label="loc_us-gaap_USTreasurySecuritiesMember_CAE875A249D02AE4B7C47BDA41CF152B" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_D0A6F275E8F3123F59317BDA41CF1D1D" xlink:to="loc_us-gaap_USTreasurySecuritiesMember_CAE875A249D02AE4B7C47BDA41CF152B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BankersAcceptanceMember" xlink:label="loc_us-gaap_BankersAcceptanceMember_1B0250324EEDEC1CF51F7BDA41CFAE57" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_D0A6F275E8F3123F59317BDA41CF1D1D" xlink:to="loc_us-gaap_BankersAcceptanceMember_1B0250324EEDEC1CF51F7BDA41CFAE57" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommercialPaperMember" xlink:label="loc_us-gaap_CommercialPaperMember_7371F0F63131C7AB5AB67BDA41CF4BE4" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_D0A6F275E8F3123F59317BDA41CF1D1D" xlink:to="loc_us-gaap_CommercialPaperMember_7371F0F63131C7AB5AB67BDA41CF4BE4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CertificatesOfDepositMember" xlink:label="loc_us-gaap_CertificatesOfDepositMember_B7F72F4EBE911D131C9A7BDA41CFDCDC" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_D0A6F275E8F3123F59317BDA41CF1D1D" xlink:to="loc_us-gaap_CertificatesOfDepositMember_B7F72F4EBE911D131C9A7BDA41CFDCDC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_USGovernmentAgenciesDebtSecuritiesMember" xlink:label="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_2C85F80797E7AF4E20E07BDA41CF4CDF" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_D0A6F275E8F3123F59317BDA41CF1D1D" xlink:to="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_2C85F80797E7AF4E20E07BDA41CF4CDF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ForeignExchangeContractMember" xlink:label="loc_us-gaap_ForeignExchangeContractMember_26B7AD81AD67290C48017BDA41CFA2D4" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_D0A6F275E8F3123F59317BDA41CF1D1D" xlink:to="loc_us-gaap_ForeignExchangeContractMember_26B7AD81AD67290C48017BDA41CFA2D4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_50B72951B924B2DAAD107BDA41CF7381" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_842D55FC4AFCA114BF5D7BDA41CF29C4" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_50B72951B924B2DAAD107BDA41CF7381" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_A0D50855247EA1580CBC7BDA41CFF914" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_50B72951B924B2DAAD107BDA41CF7381" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_A0D50855247EA1580CBC7BDA41CFF914" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShorttermInvestmentsFairValueDisclosure" xlink:label="loc_wdc_ShorttermInvestmentsFairValueDisclosure_BF7C014E2D6FF7298F9F7BDA41CF0B3D" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_50B72951B924B2DAAD107BDA41CF7381" xlink:to="loc_wdc_ShorttermInvestmentsFairValueDisclosure_BF7C014E2D6FF7298F9F7BDA41CF0B3D" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_LongtermInvestmentsFairValueDisclosure" xlink:label="loc_wdc_LongtermInvestmentsFairValueDisclosure_B0C11BEE03136214FAFB7BDA41CF032D" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_50B72951B924B2DAAD107BDA41CF7381" xlink:to="loc_wdc_LongtermInvestmentsFairValueDisclosure_B0C11BEE03136214FAFB7BDA41CF032D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeAssets" xlink:label="loc_us-gaap_DerivativeAssets_441187D185E29EC29E257BDA41CF1B14" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_50B72951B924B2DAAD107BDA41CF7381" xlink:to="loc_us-gaap_DerivativeAssets_441187D185E29EC29E257BDA41CF1B14" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InvestmentsFairValueDisclosure" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_8C87055D8E6C5F834B617BDA41CFD7D3" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_50B72951B924B2DAAD107BDA41CF7381" xlink:to="loc_us-gaap_InvestmentsFairValueDisclosure_8C87055D8E6C5F834B617BDA41CFD7D3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsFairValueDisclosure" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_9EAA0AF592FB188286D67BDA41CF0EC8" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_50B72951B924B2DAAD107BDA41CF7381" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_9EAA0AF592FB188286D67BDA41CF0EC8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:label="loc_us-gaap_DerivativeLiabilities_94D537784423DF0A7B1B7BDA41CF76BF" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_50B72951B924B2DAAD107BDA41CF7381" xlink:to="loc_us-gaap_DerivativeLiabilities_94D537784423DF0A7B1B7BDA41CF76BF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_51AD8B439DDBC022E9667BDA41CFED0E" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_50B72951B924B2DAAD107BDA41CF7381" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosure_51AD8B439DDBC022E9667BDA41CFED0E" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/FairValueMeasurementsTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_CD39F17EA61633411FA36210E87FD5A3" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_FDADA42801CD8F057FB56210E87F1F7F" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_CD39F17EA61633411FA36210E87FD5A3" xlink:to="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_FDADA42801CD8F057FB56210E87F1F7F" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/ForeignExchangeContracts" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_AE749BE05965634A24CD8B0C7AAE8C24" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_158021FA5C7211DA38A18B0C7AAE0377" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_AE749BE05965634A24CD8B0C7AAE8C24" xlink:to="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_158021FA5C7211DA38A18B0C7AAE0377" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/ForeignExchangeContractsAdditionalInformationDetail" xlink:type="extended">
    <loc xlink:href="wdc-20141003.xsd#wdc_ForeignExchangeContractsAbstract" xlink:label="loc_wdc_ForeignExchangeContractsAbstract_2C9EBE9F97EADD9A70A76210E860FF48" xlink:type="locator" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ForeignCurrencyContractsMaximumMaturityTerm" xlink:label="loc_wdc_ForeignCurrencyContractsMaximumMaturityTerm_A122A5293BE057D1C3926210E8608D62" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_ForeignExchangeContractsAbstract_2C9EBE9F97EADD9A70A76210E860FF48" xlink:to="loc_wdc_ForeignCurrencyContractsMaximumMaturityTerm_A122A5293BE057D1C3926210E8608D62" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months" xlink:label="loc_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months_30FD21B60639EB4C93786210E860A972" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_ForeignExchangeContractsAbstract_2C9EBE9F97EADD9A70A76210E860FF48" xlink:to="loc_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months_30FD21B60639EB4C93786210E860A972" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ForeignExchangeContractsOpenedDuringPeriod" xlink:label="loc_wdc_ForeignExchangeContractsOpenedDuringPeriod_A76D8DBF8820320B18A76210E8607567" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_ForeignExchangeContractsAbstract_2C9EBE9F97EADD9A70A76210E860FF48" xlink:to="loc_wdc_ForeignExchangeContractsOpenedDuringPeriod_A76D8DBF8820320B18A76210E8607567" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ForeignExchangeContractsClosedDuringPeriod" xlink:label="loc_wdc_ForeignExchangeContractsClosedDuringPeriod_E20BAD7D24DED01AD3266210E8608E11" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_ForeignExchangeContractsAbstract_2C9EBE9F97EADD9A70A76210E860FF48" xlink:to="loc_wdc_ForeignExchangeContractsClosedDuringPeriod_E20BAD7D24DED01AD3266210E8608E11" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/ForeignExchangeContractsFairValueAndBalanceSheetLocationOfContractsDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_7D3FDA8BC157D32A631A8B0C7C581438" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:label="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_E4A7C1A7C514E323BF0F8B0C7C5840BF" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_7D3FDA8BC157D32A631A8B0C7C581438" xlink:to="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_E4A7C1A7C514E323BF0F8B0C7C5840BF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_BC6C6583DC2802465FB68B0C7C58AE4B" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_E4A7C1A7C514E323BF0F8B0C7C5840BF" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_BC6C6583DC2802465FB68B0C7C58AE4B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_110B2997E0745D697EE88B0C7C5961C7" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_BC6C6583DC2802465FB68B0C7C58AE4B" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_110B2997E0745D697EE88B0C7C5961C7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherCurrentAssetsMember" xlink:label="loc_us-gaap_OtherCurrentAssetsMember_293A364978CEB839BEF78B0C7C597FF9" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_110B2997E0745D697EE88B0C7C5961C7" xlink:to="loc_us-gaap_OtherCurrentAssetsMember_293A364978CEB839BEF78B0C7C597FF9" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_AccruedExpensesMember" xlink:label="loc_wdc_AccruedExpensesMember_6366560A1E2D13015E668B0C7C59D81B" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_110B2997E0745D697EE88B0C7C5961C7" xlink:to="loc_wdc_AccruedExpensesMember_6366560A1E2D13015E668B0C7C59D81B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingDesignationAxis" xlink:label="loc_us-gaap_HedgingDesignationAxis_78E3A24CD94F36FB9F038B0C7C5AE56F" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_E4A7C1A7C514E323BF0F8B0C7C5840BF" xlink:to="loc_us-gaap_HedgingDesignationAxis_78E3A24CD94F36FB9F038B0C7C5AE56F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="loc_us-gaap_HedgingDesignationDomain_A94F26E5E43C133726F48B0C7C5AAF44" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationAxis_78E3A24CD94F36FB9F038B0C7C5AE56F" xlink:to="loc_us-gaap_HedgingDesignationDomain_A94F26E5E43C133726F48B0C7C5AAF44" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_CE173C08B230548553D88B0C7C5ACF0A" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_A94F26E5E43C133726F48B0C7C5AAF44" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_CE173C08B230548553D88B0C7C5ACF0A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_24487A3BC99A2B6FB9F68B0C7C5A25CC" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_E4A7C1A7C514E323BF0F8B0C7C5840BF" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_24487A3BC99A2B6FB9F68B0C7C5A25CC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_E1D64DD72F807093FE518B0C7C5A16C0" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_24487A3BC99A2B6FB9F68B0C7C5A25CC" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_E1D64DD72F807093FE518B0C7C5A16C0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ForeignExchangeContractMember" xlink:label="loc_us-gaap_ForeignExchangeContractMember_B585B515AAB2C03071FB8B0C7C5AFCD9" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_E1D64DD72F807093FE518B0C7C5A16C0" xlink:to="loc_us-gaap_ForeignExchangeContractMember_B585B515AAB2C03071FB8B0C7C5AFCD9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativesFairValueLineItems" xlink:label="loc_us-gaap_DerivativesFairValueLineItems_CC8534AF88A58014BC548B0C7C5B739C" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_E4A7C1A7C514E323BF0F8B0C7C5840BF" xlink:to="loc_us-gaap_DerivativesFairValueLineItems_CC8534AF88A58014BC548B0C7C5B739C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeAssets" xlink:label="loc_us-gaap_DerivativeAssets_011134CED1FB513CCB948B0C7C5B4F05" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_CC8534AF88A58014BC548B0C7C5B739C" xlink:to="loc_us-gaap_DerivativeAssets_011134CED1FB513CCB948B0C7C5B4F05" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:label="loc_us-gaap_DerivativeLiabilities_403146CDDD9DEEEE42448B0C7C5B1F3A" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_CC8534AF88A58014BC548B0C7C5B739C" xlink:to="loc_us-gaap_DerivativeLiabilities_403146CDDD9DEEEE42448B0C7C5B1F3A" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/ForeignExchangeContractsGainsLossesOfDerivativesInCashFlowHedgingRelationshipsDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_DF04B90239DE469AA93E7C56D87A3835" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_8657A93EF6E8C28431787C56D87AEEC3" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_DF04B90239DE469AA93E7C56D87A3835" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_8657A93EF6E8C28431787C56D87AEEC3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_F79960EAA7537F70ED7E7C56D87A6058" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_8657A93EF6E8C28431787C56D87AEEC3" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_F79960EAA7537F70ED7E7C56D87A6058" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_162B406F1165820266AB7C56D885A125" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_F79960EAA7537F70ED7E7C56D87A6058" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_162B406F1165820266AB7C56D885A125" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ForeignExchangeContractMember" xlink:label="loc_us-gaap_ForeignExchangeContractMember_A8B18C7AD7CFCD347F8D7C56D88570FE" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_162B406F1165820266AB7C56D885A125" xlink:to="loc_us-gaap_ForeignExchangeContractMember_A8B18C7AD7CFCD347F8D7C56D88570FE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_BD23B426AD74A1DA5CD77C56D8853050" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_8657A93EF6E8C28431787C56D87AEEC3" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_BD23B426AD74A1DA5CD77C56D8853050" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_599341C5AFCD2F90128F7C56D8900F00" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_BD23B426AD74A1DA5CD77C56D8853050" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_599341C5AFCD2F90128F7C56D8900F00" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CostOfSalesMember" xlink:label="loc_us-gaap_CostOfSalesMember_FC597AD7FC3BC2E2CFC47C56D890AD49" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_599341C5AFCD2F90128F7C56D8900F00" xlink:to="loc_us-gaap_CostOfSalesMember_FC597AD7FC3BC2E2CFC47C56D890AD49" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_B1F676AA6ACC448C53097C56D890E57C" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_8657A93EF6E8C28431787C56D87AEEC3" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_B1F676AA6ACC448C53097C56D890E57C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="loc_us-gaap_HedgingRelationshipDomain_42237CD990DD68E765757C56D8900E58" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_B1F676AA6ACC448C53097C56D890E57C" xlink:to="loc_us-gaap_HedgingRelationshipDomain_42237CD990DD68E765757C56D8900E58" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashFlowHedgingMember" xlink:label="loc_us-gaap_CashFlowHedgingMember_66A875368ED171AA33207C56D890D23E" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_42237CD990DD68E765757C56D8900E58" xlink:to="loc_us-gaap_CashFlowHedgingMember_66A875368ED171AA33207C56D890D23E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_3A4BF40135C6929592617C56D890BE78" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_8657A93EF6E8C28431787C56D87AEEC3" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_3A4BF40135C6929592617C56D890BE78" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsGainRecognizedInOtherComprehensiveIncomeEffectivePortion" xlink:label="loc_us-gaap_DerivativeInstrumentsGainRecognizedInOtherComprehensiveIncomeEffectivePortion_459135AB4D2AB19372147C56D890DC04" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_3A4BF40135C6929592617C56D890BE78" xlink:to="loc_us-gaap_DerivativeInstrumentsGainRecognizedInOtherComprehensiveIncomeEffectivePortion_459135AB4D2AB19372147C56D890DC04" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_90038BD4398F5D7964137C56D8900E1E" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_3A4BF40135C6929592617C56D890BE78" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_90038BD4398F5D7964137C56D8900E1E" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/ForeignExchangeContractsNetAmountsOfForeignExchangeContractAssetsAndLiabilitiesPresentedInBalanceSheetDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_0818528BF364CED396908B0C7B84D1B8" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_0818528BF364CED396908B0C7B84D1B8" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_DerivativeAssetFairValueAmountOffset" xlink:label="loc_wdc_DerivativeAssetFairValueAmountOffset_0C0E93AD5BE923C56F0B8B0C7B8583BC" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_wdc_DerivativeAssetFairValueAmountOffset_0C0E93AD5BE923C56F0B8B0C7B8583BC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeAssets" xlink:label="loc_us-gaap_DerivativeAssets_4128B916A43525B708B68B0C7B85B372" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_us-gaap_DerivativeAssets_4128B916A43525B708B68B0C7B85B372" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_DerivativeAssetFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset" xlink:label="loc_wdc_DerivativeAssetFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_5267B36D1084C4987A0C8B0C7B851A41" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_wdc_DerivativeAssetFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_5267B36D1084C4987A0C8B0C7B851A41" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeCollateralObligationToReturnCash" xlink:label="loc_us-gaap_DerivativeCollateralObligationToReturnCash_1BCF76D924FEE602F2148B0C7B865EEF" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_us-gaap_DerivativeCollateralObligationToReturnCash_1BCF76D924FEE602F2148B0C7B865EEF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_BD3F7467B60EACF49A4F8B0C7B861A0B" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_BD3F7467B60EACF49A4F8B0C7B861A0B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_50C13B683C366A734D0C8B0C7B869B1F" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_50C13B683C366A734D0C8B0C7B869B1F" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_DerivativeLiabilityFairValueAmountOffset" xlink:label="loc_wdc_DerivativeLiabilityFairValueAmountOffset_55C263407B140C9A5F018B0C7B86B77A" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_wdc_DerivativeLiabilityFairValueAmountOffset_55C263407B140C9A5F018B0C7B86B77A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:label="loc_us-gaap_DerivativeLiabilities_ACAECC20CB60610F5C0B8B0C7B87C0B8" xlink:type="locator" />
    <presentationArc order="9" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_us-gaap_DerivativeLiabilities_ACAECC20CB60610F5C0B8B0C7B87C0B8" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_DerivativeLiabilityFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset" xlink:label="loc_wdc_DerivativeLiabilityFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_C96D50DE32A7314D88AE8B0C7B87B5F0" xlink:type="locator" />
    <presentationArc order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_wdc_DerivativeLiabilityFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_C96D50DE32A7314D88AE8B0C7B87B5F0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeCollateralRightToReclaimCash" xlink:label="loc_us-gaap_DerivativeCollateralRightToReclaimCash_D1D00E1583F435FC683B8B0C7B875306" xlink:type="locator" />
    <presentationArc order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_us-gaap_DerivativeCollateralRightToReclaimCash_D1D00E1583F435FC683B8B0C7B875306" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_C34DC52AF0C96710C88D8B0C7B871603" xlink:type="locator" />
    <presentationArc order="12" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_C34DC52AF0C96710C88D8B0C7B871603" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_DerivativeFairValueGross" xlink:label="loc_wdc_DerivativeFairValueGross_6143F4CB80738DD252F98B0C7B87FAF8" xlink:type="locator" />
    <presentationArc order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_wdc_DerivativeFairValueGross_6143F4CB80738DD252F98B0C7B87FAF8" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_DerivativeFairValueAmountOffset" xlink:label="loc_wdc_DerivativeFairValueAmountOffset_9732BFACEFC12668F7C88B0C7B878AF6" xlink:type="locator" />
    <presentationArc order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_wdc_DerivativeFairValueAmountOffset_9732BFACEFC12668F7C88B0C7B878AF6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet" xlink:label="loc_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_2015D052FBA3DD09A2BA8B0C7B887D8A" xlink:type="locator" />
    <presentationArc order="15" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_2015D052FBA3DD09A2BA8B0C7B887D8A" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_DerivativeFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset" xlink:label="loc_wdc_DerivativeFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_0490B9B0BAD78D5A2F638B0C7B8841FF" xlink:type="locator" />
    <presentationArc order="16" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_wdc_DerivativeFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_0490B9B0BAD78D5A2F638B0C7B8841FF" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_DerivativeCollateralObligationToReturnCashOrRightToReclaimCash" xlink:label="loc_wdc_DerivativeCollateralObligationToReturnCashOrRightToReclaimCash_DBC3FE14EC99B6A0814D8B0C7B88841F" xlink:type="locator" />
    <presentationArc order="17" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_wdc_DerivativeCollateralObligationToReturnCashOrRightToReclaimCash_DBC3FE14EC99B6A0814D8B0C7B88841F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeFairValueAmountOffsetAgainstCollateralNet" xlink:label="loc_us-gaap_DerivativeFairValueAmountOffsetAgainstCollateralNet_11E59BF2A7DAD06478E18B0C7B889CD0" xlink:type="locator" />
    <presentationArc order="18" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_6485B0D23A8383D3D1728B0C7B843453" xlink:to="loc_us-gaap_DerivativeFairValueAmountOffsetAgainstCollateralNet_11E59BF2A7DAD06478E18B0C7B889CD0" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/ForeignExchangeContractsTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_65B6AEF330664BAE7661783A7CF1D673" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock" xlink:label="loc_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_29B6536F29C50D1521EC783A7CF1FA6C" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_65B6AEF330664BAE7661783A7CF1D673" xlink:to="loc_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_29B6536F29C50D1521EC783A7CF1FA6C" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_OffsettingAssetsAndLiabilitiesTableTextBlock" xlink:label="loc_wdc_OffsettingAssetsAndLiabilitiesTableTextBlock_321DEE9CB47F41D258C0783A7CF178B6" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_65B6AEF330664BAE7661783A7CF1D673" xlink:to="loc_wdc_OffsettingAssetsAndLiabilitiesTableTextBlock_321DEE9CB47F41D258C0783A7CF178B6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock" xlink:label="loc_us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_BD9A73266AC94C31E9FB783A7CF10908" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_65B6AEF330664BAE7661783A7CF1D673" xlink:to="loc_us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_BD9A73266AC94C31E9FB783A7CF10908" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/IncomePerCommonShare" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_1E348B898E290A14F2E28B0C7BA58B51" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareTextBlock" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_4644A3C70BE595806CEB8B0C7BA58529" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_1E348B898E290A14F2E28B0C7BA58B51" xlink:to="loc_us-gaap_EarningsPerShareTextBlock_4644A3C70BE595806CEB8B0C7BA58529" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/IncomePerCommonShareComputationOfBasicAndDilutedIncomePerCommonShareDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_04775ADF38E718CE0D7A8B0C7B330653" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_1F1422B7429B2EB3ADD98B0C7B332C05" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_04775ADF38E718CE0D7A8B0C7B330653" xlink:to="loc_us-gaap_NetIncomeLoss_1F1422B7429B2EB3ADD98B0C7B332C05" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_6ADAACC4832C83F009DD8B0C7B33C308" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_04775ADF38E718CE0D7A8B0C7B330653" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_6ADAACC4832C83F009DD8B0C7B33C308" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_743C6CFBC8DD2038C3A58B0C7B341566" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_6ADAACC4832C83F009DD8B0C7B33C308" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_743C6CFBC8DD2038C3A58B0C7B341566" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_7AAEEF9F8DAD0E18EE5C8B0C7B342BFB" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_6ADAACC4832C83F009DD8B0C7B33C308" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_7AAEEF9F8DAD0E18EE5C8B0C7B342BFB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_77EF4E558812CD371BA98B0C7B35D434" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_6ADAACC4832C83F009DD8B0C7B33C308" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_77EF4E558812CD371BA98B0C7B35D434" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareBasicAndDilutedAbstract" xlink:label="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_3130387F71FCAC8F3DD08B0C7B35A517" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_04775ADF38E718CE0D7A8B0C7B330653" xlink:to="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_3130387F71FCAC8F3DD08B0C7B35A517" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaap_EarningsPerShareBasic_595B62A1146B2D537B788B0C7B35DB90" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_3130387F71FCAC8F3DD08B0C7B35A517" xlink:to="loc_us-gaap_EarningsPerShareBasic_595B62A1146B2D537B788B0C7B35DB90" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaap_EarningsPerShareDiluted_635861CBC5039E64C7D58B0C7B35963C" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_3130387F71FCAC8F3DD08B0C7B35A517" xlink:to="loc_us-gaap_EarningsPerShareDiluted_635861CBC5039E64C7D58B0C7B35963C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_3F33AC870205B444B6548B0C7B3506AB" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_3130387F71FCAC8F3DD08B0C7B35A517" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_3F33AC870205B444B6548B0C7B3506AB" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/IncomePerCommonShareTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_9E99E0F13CA56463BE0E8B0C7BDABA31" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_F530BEDDE192791013688B0C7BDA212E" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_9E99E0F13CA56463BE0E8B0C7BDABA31" xlink:to="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_F530BEDDE192791013688B0C7BDA212E" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/IncomeTaxes" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_473053F8484516003A376210E87FFC36" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_22998E574CA41E25994A6210E87FD49E" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_473053F8484516003A376210E87FFC36" xlink:to="loc_us-gaap_IncomeTaxDisclosureTextBlock_22998E574CA41E25994A6210E87FD49E" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/IncomeTaxesAdditionalInformationDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_6D51070B7D8357F5FB206210E87F118C" xlink:type="locator" />
    <loc xlink:href="wdc-20141003.xsd#wdc_IncomeTaxesDisclosureTable" xlink:label="loc_wdc_IncomeTaxesDisclosureTable_AB8780F070965035ED1E6210E87FC448" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_6D51070B7D8357F5FB206210E87F118C" xlink:to="loc_wdc_IncomeTaxesDisclosureTable_AB8780F070965035ED1E6210E87FC448" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_2225FBB9A88C0BBC5E8A6210E87F2F5E" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_IncomeTaxesDisclosureTable_AB8780F070965035ED1E6210E87FC448" xlink:to="loc_dei_LegalEntityAxis_2225FBB9A88C0BBC5E8A6210E87F2F5E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_1D38F1013CFDC64A731C6210E87FACCD" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_2225FBB9A88C0BBC5E8A6210E87F2F5E" xlink:to="loc_dei_EntityDomain_1D38F1013CFDC64A731C6210E87FACCD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ParentCompanyMember" xlink:label="loc_us-gaap_ParentCompanyMember_EAB9B7E2E21396BDBA6F6210E87FBE35" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_1D38F1013CFDC64A731C6210E87FACCD" xlink:to="loc_us-gaap_ParentCompanyMember_EAB9B7E2E21396BDBA6F6210E87FBE35" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_IncomeTaxDisclosureLineItems" xlink:label="loc_wdc_IncomeTaxDisclosureLineItems_C8D2CF983B32414EA2AF6210E87F6B3B" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_IncomeTaxesDisclosureTable_AB8780F070965035ED1E6210E87FC448" xlink:to="loc_wdc_IncomeTaxDisclosureLineItems_C8D2CF983B32414EA2AF6210E87F6B3B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_FFEC7555E670F63539396210E87F0BE2" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_IncomeTaxDisclosureLineItems_C8D2CF983B32414EA2AF6210E87F6B3B" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_FFEC7555E670F63539396210E87F0BE2" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_TaxBenefitResultingFromRetroactiveExtensionOfResearchAndDevelopmentCredit" xlink:label="loc_wdc_TaxBenefitResultingFromRetroactiveExtensionOfResearchAndDevelopmentCredit_6DF6EC98EABE8053D5C86210E87F29BB" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_IncomeTaxDisclosureLineItems_C8D2CF983B32414EA2AF6210E87F6B3B" xlink:to="loc_wdc_TaxBenefitResultingFromRetroactiveExtensionOfResearchAndDevelopmentCredit_6DF6EC98EABE8053D5C86210E87F29BB" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ChargeRelatedToStatePropositionThirtyNine" xlink:label="loc_wdc_ChargeRelatedToStatePropositionThirtyNine_25A2ADEFD6014E06429D6210E87FEAC9" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_IncomeTaxDisclosureLineItems_C8D2CF983B32414EA2AF6210E87F6B3B" xlink:to="loc_wdc_ChargeRelatedToStatePropositionThirtyNine_25A2ADEFD6014E06429D6210E87FEAC9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxHolidayTerminationDate" xlink:label="loc_us-gaap_IncomeTaxHolidayTerminationDate_A58E13155AE6FC3DA8C36210E87FB927" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_IncomeTaxDisclosureLineItems_C8D2CF983B32414EA2AF6210E87F6B3B" xlink:to="loc_us-gaap_IncomeTaxHolidayTerminationDate_A58E13155AE6FC3DA8C36210E87FB927" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_6229609D1D5C5B96CF556210E87F7FBA" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_IncomeTaxDisclosureLineItems_C8D2CF983B32414EA2AF6210E87F6B3B" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_6229609D1D5C5B96CF556210E87F7FBA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_CBFF65F538125354C6516210E87FF97C" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_IncomeTaxDisclosureLineItems_C8D2CF983B32414EA2AF6210E87F6B3B" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_CBFF65F538125354C6516210E87FF97C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_B15B5246B60CC9D18DAF6210E87F096F" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_IncomeTaxDisclosureLineItems_C8D2CF983B32414EA2AF6210E87F6B3B" xlink:to="loc_us-gaap_UnrecognizedTaxBenefits_B15B5246B60CC9D18DAF6210E87F096F" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_EstimatedImpactOfProposedIrsAdjustmentsOnPretaxIncome" xlink:label="loc_wdc_EstimatedImpactOfProposedIrsAdjustmentsOnPretaxIncome_30FE35A5797BD8327D966210E87F1EDC" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_IncomeTaxDisclosureLineItems_C8D2CF983B32414EA2AF6210E87F6B3B" xlink:to="loc_wdc_EstimatedImpactOfProposedIrsAdjustmentsOnPretaxIncome_30FE35A5797BD8327D966210E87F1EDC" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/LegalProceedings" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_8D4C44FB5E28F0AE7022620A48EE54D5" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LegalMattersAndContingenciesTextBlock" xlink:label="loc_us-gaap_LegalMattersAndContingenciesTextBlock_B7FA62751AA6E6E1E5D1620A48EEF90A" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_8D4C44FB5E28F0AE7022620A48EE54D5" xlink:to="loc_us-gaap_LegalMattersAndContingenciesTextBlock_B7FA62751AA6E6E1E5D1620A48EEF90A" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/LegalProceedingsAdditionalInformationDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_6661A072CCADA388B8DB7872B2C9EFF3" xlink:type="locator" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ArbitrationAward" xlink:label="loc_wdc_ArbitrationAward_DE7C5639D3F2C6F269AE7872B2C9A1E6" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_6661A072CCADA388B8DB7872B2C9EFF3" xlink:to="loc_wdc_ArbitrationAward_DE7C5639D3F2C6F269AE7872B2C9A1E6" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ArbitrationAwardInterestRate" xlink:label="loc_wdc_ArbitrationAwardInterestRate_6C382AFCCBDE6CB64F6A7872B2C95016" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_6661A072CCADA388B8DB7872B2C9EFF3" xlink:to="loc_wdc_ArbitrationAwardInterestRate_6C382AFCCBDE6CB64F6A7872B2C95016" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_PreJudgmentInterest" xlink:label="loc_wdc_PreJudgmentInterest_AAFAE21F1091B4B909667872B2C9B935" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_6661A072CCADA388B8DB7872B2C9EFF3" xlink:to="loc_wdc_PreJudgmentInterest_AAFAE21F1091B4B909667872B2C9B935" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ArbitrationAwardPlusPreAwardInterest" xlink:label="loc_wdc_ArbitrationAwardPlusPreAwardInterest_DFCB6722988ADB5197DC7872B2C902EB" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_6661A072CCADA388B8DB7872B2C9EFF3" xlink:to="loc_wdc_ArbitrationAwardPlusPreAwardInterest_DFCB6722988ADB5197DC7872B2C902EB" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ArbitrationAwardVacated" xlink:label="loc_wdc_ArbitrationAwardVacated_35D3979BED193F546C1D7872B2C900F8" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_6661A072CCADA388B8DB7872B2C9EFF3" xlink:to="loc_wdc_ArbitrationAwardVacated_35D3979BED193F546C1D7872B2C900F8" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_FinalArbitrationAward" xlink:label="loc_wdc_FinalArbitrationAward_85D8FC8BF4104FDF8C087872B2C97D0F" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_6661A072CCADA388B8DB7872B2C9EFF3" xlink:to="loc_wdc_FinalArbitrationAward_85D8FC8BF4104FDF8C087872B2C97D0F" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/PensionsAndOtherPostRetirementBenefitPlans" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_9B429B5ED9598D4BA1448B0C7C5FEFAB" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_FAE4B9E5F0E97D11BA7E8B0C7C5FBA9E" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_9B429B5ED9598D4BA1448B0C7C5FEFAB" xlink:to="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_FAE4B9E5F0E97D11BA7E8B0C7C5FBA9E" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/PensionsAndOtherPostRetirementBenefitPlansAdditionalInformationDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_15E42B93B88FC269E1D87BDA418B0F43" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_D62133E3778F503446357BDA418B2615" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_15E42B93B88FC269E1D87BDA418B0F43" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_D62133E3778F503446357BDA418B2615" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_DBDFCB037B521C845ACB7BDFC42A15BD" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_D62133E3778F503446357BDA418B2615" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_DBDFCB037B521C845ACB7BDFC42A15BD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_F2FBD716074F73ADC4707BDFC42A6CB4" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_DBDFCB037B521C845ACB7BDFC42A15BD" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_F2FBD716074F73ADC4707BDFC42A6CB4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioForecastMember" xlink:label="loc_us-gaap_ScenarioForecastMember_2D56137373CF420C6A407BE0007E85DA" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_F2FBD716074F73ADC4707BDFC42A6CB4" xlink:to="loc_us-gaap_ScenarioForecastMember_2D56137373CF420C6A407BE0007E85DA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis" xlink:label="loc_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_77A83B2DF99232BB29747BDA418BFD46" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_D62133E3778F503446357BDA418B2615" xlink:to="loc_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_77A83B2DF99232BB29747BDA418BFD46" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedBenefitPlansDomain" xlink:label="loc_us-gaap_DefinedBenefitPlansDomain_59F5E5FCA544B8B2E7157BDA418BA5C5" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_77A83B2DF99232BB29747BDA418BFD46" xlink:to="loc_us-gaap_DefinedBenefitPlansDomain_59F5E5FCA544B8B2E7157BDA418BA5C5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ForeignPensionPlansDefinedBenefitMember" xlink:label="loc_us-gaap_ForeignPensionPlansDefinedBenefitMember_9D16B1DDB1656A331C7B7BDA418B3DAD" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansDomain_59F5E5FCA544B8B2E7157BDA418BA5C5" xlink:to="loc_us-gaap_ForeignPensionPlansDefinedBenefitMember_9D16B1DDB1656A331C7B7BDA418B3DAD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_0DA84D9198CAE22F86857BDA418BD53A" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_D62133E3778F503446357BDA418B2615" xlink:to="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_0DA84D9198CAE22F86857BDA418BD53A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_08CBB40920FD101CC2527BDA418BAE66" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_0DA84D9198CAE22F86857BDA418BD53A" xlink:to="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_08CBB40920FD101CC2527BDA418BAE66" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear" xlink:label="loc_us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear_EB7FB94311F7C7420E017BDA418BF0C4" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_0DA84D9198CAE22F86857BDA418BD53A" xlink:to="loc_us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear_EB7FB94311F7C7420E017BDA418BF0C4" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/PensionsAndOtherPostRetirementBenefitPlansTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_8922294AD9668A1BFB1C8B0C7B73BC2E" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_B5B350C01326D32B7E6D8B0C7B735AFB" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_8922294AD9668A1BFB1C8B0C7B73BC2E" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_B5B350C01326D32B7E6D8B0C7B735AFB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_A5DF1991A3E54E8ECA078B0C7B730215" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_8922294AD9668A1BFB1C8B0C7B73BC2E" xlink:to="loc_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_A5DF1991A3E54E8ECA078B0C7B730215" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/PensionsAndOtherPostRetirementBenefitPlansUnfundedAmountsRecognizedOnConsolidatedBalanceSheetDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_A6CF864357493BA152FA8B0C7ABFA951" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_4CF8DCE223C9AB3261CB8B0C7ABF0A94" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_A6CF864357493BA152FA8B0C7ABFA951" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_4CF8DCE223C9AB3261CB8B0C7ABF0A94" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis" xlink:label="loc_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_6D9E65EF74E3A80354C68B0C7AC0C276" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_4CF8DCE223C9AB3261CB8B0C7ABF0A94" xlink:to="loc_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_6D9E65EF74E3A80354C68B0C7AC0C276" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedBenefitPlansDomain" xlink:label="loc_us-gaap_DefinedBenefitPlansDomain_4413AC5EAC5CF9A7BB0E8B0C7AC0AFED" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_6D9E65EF74E3A80354C68B0C7AC0C276" xlink:to="loc_us-gaap_DefinedBenefitPlansDomain_4413AC5EAC5CF9A7BB0E8B0C7AC0AFED" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ForeignPensionPlansDefinedBenefitMember" xlink:label="loc_us-gaap_ForeignPensionPlansDefinedBenefitMember_24AF4A349151270A6FBF8B0C7AC03EDB" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansDomain_4413AC5EAC5CF9A7BB0E8B0C7AC0AFED" xlink:to="loc_us-gaap_ForeignPensionPlansDefinedBenefitMember_24AF4A349151270A6FBF8B0C7AC03EDB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_D14AB5EE65654E240F6C8B0C7AC1AED6" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_4CF8DCE223C9AB3261CB8B0C7ABF0A94" xlink:to="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_D14AB5EE65654E240F6C8B0C7AC1AED6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_8E7670A44E36CD990C3E8B0C7AC15BF8" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_D14AB5EE65654E240F6C8B0C7AC1AED6" xlink:to="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_8E7670A44E36CD990C3E8B0C7AC15BF8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_5CA416CA813AC8F9A5BF8B0C7AC11C91" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_D14AB5EE65654E240F6C8B0C7AC1AED6" xlink:to="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_5CA416CA813AC8F9A5BF8B0C7AC11C91" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent_56DC0C0679E99CD998FB8B0C7AC2692C" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_D14AB5EE65654E240F6C8B0C7AC1AED6" xlink:to="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent_56DC0C0679E99CD998FB8B0C7AC2692C" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/PensionsAndOtherPostRetirementBenefitPlansUnfundedStatusOfBenefitObligationsAndPlanAssetsDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_A940F0BA2BA8A9E6AEC98B0C7B6BF114" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_9304C749F56EAFEFC4758B0C7B6BED08" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_A940F0BA2BA8A9E6AEC98B0C7B6BF114" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_9304C749F56EAFEFC4758B0C7B6BED08" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis" xlink:label="loc_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_235335AF50DB5DA0127A8B0C7B6C155E" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_9304C749F56EAFEFC4758B0C7B6BED08" xlink:to="loc_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_235335AF50DB5DA0127A8B0C7B6C155E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedBenefitPlansDomain" xlink:label="loc_us-gaap_DefinedBenefitPlansDomain_C467B179D5046E9302858B0C7B6C935E" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_235335AF50DB5DA0127A8B0C7B6C155E" xlink:to="loc_us-gaap_DefinedBenefitPlansDomain_C467B179D5046E9302858B0C7B6C935E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ForeignPensionPlansDefinedBenefitMember" xlink:label="loc_us-gaap_ForeignPensionPlansDefinedBenefitMember_9C0EFA919E387F6660188B0C7B6C182D" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansDomain_C467B179D5046E9302858B0C7B6C935E" xlink:to="loc_us-gaap_ForeignPensionPlansDefinedBenefitMember_9C0EFA919E387F6660188B0C7B6C182D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_FFF90E72EF9A1ADAFC088B0C7B6D8AA8" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_9304C749F56EAFEFC4758B0C7B6BED08" xlink:to="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_FFF90E72EF9A1ADAFC088B0C7B6D8AA8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligation" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligation_4486B04A3B6481D787B88B0C7B6DBC1C" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_FFF90E72EF9A1ADAFC088B0C7B6D8AA8" xlink:to="loc_us-gaap_DefinedBenefitPlanBenefitObligation_4486B04A3B6481D787B88B0C7B6DBC1C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_3196E5BB9177539464938B0C7B6D9BB8" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_FFF90E72EF9A1ADAFC088B0C7B6D8AA8" xlink:to="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_3196E5BB9177539464938B0C7B6D9BB8" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_DefinedBenefitPlanUnfundedStatus" xlink:label="loc_wdc_DefinedBenefitPlanUnfundedStatus_AB7B2A4EC687A9AC965F8B0C7B6D8455" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_FFF90E72EF9A1ADAFC088B0C7B6D8AA8" xlink:to="loc_wdc_DefinedBenefitPlanUnfundedStatus_AB7B2A4EC687A9AC965F8B0C7B6D8455" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/RecentAccountingPronouncements" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract" xlink:label="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_769C83970366ED5C17A08B0C7CB9D26D" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_B3655473E3CA0C2F65308B0C7CB92CCD" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_769C83970366ED5C17A08B0C7CB9D26D" xlink:to="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_B3655473E3CA0C2F65308B0C7CB92CCD" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/StockBasedCompensation" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_B848B382D9F8AA982CFB8B0C7BE1A8E3" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_3D259BC4F1F196FFB5CD8B0C7BE28356" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_B848B382D9F8AA982CFB8B0C7BE1A8E3" xlink:to="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_3D259BC4F1F196FFB5CD8B0C7BE28356" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/StockBasedCompensationAdditionalInformationDetail" xlink:type="extended">
    <loc xlink:href="wdc-20141003.xsd#wdc_StockBasedCompensationAbstract" xlink:label="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_55ADC210CE170945C7877872B205B4AE" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_55ADC210CE170945C7877872B205B4AE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_67AD972FFA3F109D95B77872B2058E2D" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_67AD972FFA3F109D95B77872B2058E2D" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognized" xlink:label="loc_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognized_E1F01B5ACE8A7CFDA25F7872B20580A5" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognized_E1F01B5ACE8A7CFDA25F7872B20580A5" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognizedPeriodForRecognition" xlink:label="loc_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognizedPeriodForRecognition_01AB1A7AF51186BAEC047872B2053FA9" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognizedPeriodForRecognition_01AB1A7AF51186BAEC047872B2053FA9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestrictedStockExpense" xlink:label="loc_us-gaap_RestrictedStockExpense_131A5EB98CC6C87BCC467872B20514EE" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_us-gaap_RestrictedStockExpense_131A5EB98CC6C87BCC467872B20514EE" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromRestrictedStockAmortizationExpense" xlink:label="loc_wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromRestrictedStockAmortizationExpense_CE0246FD96478A839B807872B2051C8D" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromRestrictedStockAmortizationExpense_CE0246FD96478A839B807872B2051C8D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_89C70F0B6DBAD4CB6B257872B2057225" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_89C70F0B6DBAD4CB6B257872B2057225" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_C474430BD6005D48DB387872B2051AAE" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_C474430BD6005D48DB387872B2051AAE" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_CompensationCostForCashSettledStockAppreciationRights" xlink:label="loc_wdc_CompensationCostForCashSettledStockAppreciationRights_2E24FBF9C45EAD75F1287872B205A160" xlink:type="locator" />
    <presentationArc order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_CompensationCostForCashSettledStockAppreciationRights_2E24FBF9C45EAD75F1287872B205A160" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromStockAppreciationRightsCompensationExpense" xlink:label="loc_wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromStockAppreciationRightsCompensationExpense_73E1769D13703C87B5CC7872B205B90D" xlink:type="locator" />
    <presentationArc order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromStockAppreciationRightsCompensationExpense_73E1769D13703C87B5CC7872B205B90D" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_CashSettledStockAppreciationRightsLiability" xlink:label="loc_wdc_CashSettledStockAppreciationRightsLiability_7664999F0244AA0154177872B2058240" xlink:type="locator" />
    <presentationArc order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_CashSettledStockAppreciationRightsLiability_7664999F0244AA0154177872B2058240" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPrice" xlink:label="loc_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPrice_F83ED2357BDC6F4096B37872B2059F0B" xlink:type="locator" />
    <presentationArc order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPrice_F83ED2357BDC6F4096B37872B2059F0B" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPriceIntrinsicValue" xlink:label="loc_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPriceIntrinsicValue_4E9DAA49317C43CC7E047872B205CE07" xlink:type="locator" />
    <presentationArc order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPriceIntrinsicValue_4E9DAA49317C43CC7E047872B205CE07" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_F07625FE935B21BE93FA7872B205371D" xlink:type="locator" />
    <presentationArc order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_F07625FE935B21BE93FA7872B205371D" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_GrantDateFairValueOfSharesUnderlyingRestrictedStockAwards" xlink:label="loc_wdc_GrantDateFairValueOfSharesUnderlyingRestrictedStockAwards_CC979CC79422648E2D947872B205D5A3" xlink:type="locator" />
    <presentationArc order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_GrantDateFairValueOfSharesUnderlyingRestrictedStockAwards_CC979CC79422648E2D947872B205D5A3" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ForfeitureRateOfRestrictedStockUnitValuationAssumption" xlink:label="loc_wdc_ForfeitureRateOfRestrictedStockUnitValuationAssumption_F913C4AFC7F3DD0EAC6D7872B205F91A" xlink:type="locator" />
    <presentationArc order="16" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_ForfeitureRateOfRestrictedStockUnitValuationAssumption_F913C4AFC7F3DD0EAC6D7872B205F91A" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_StockAppreciationRightOutstandingWeightedAverageExercisePrice" xlink:label="loc_wdc_StockAppreciationRightOutstandingWeightedAverageExercisePrice_B9F52424850B618EDCE47872B205DA47" xlink:type="locator" />
    <presentationArc order="17" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_StockAppreciationRightOutstandingWeightedAverageExercisePrice_B9F52424850B618EDCE47872B205DA47" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_StockAppreciationRightsOutstandingAtBalanceSheetDate" xlink:label="loc_wdc_StockAppreciationRightsOutstandingAtBalanceSheetDate_5C99DF74854A7E4C61B97872B205AA1A" xlink:type="locator" />
    <presentationArc order="18" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_StockAppreciationRightsOutstandingAtBalanceSheetDate_5C99DF74854A7E4C61B97872B205AA1A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_69931FBCA05C8ED933CA7872B2057CD2" xlink:type="locator" />
    <presentationArc order="19" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_69931FBCA05C8ED933CA7872B2057CD2" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_StockRepurchaseProgramAdditionalAmountAuthorized" xlink:label="loc_wdc_StockRepurchaseProgramAdditionalAmountAuthorized_1A5901136FE7E2D528897872B2059290" xlink:type="locator" />
    <presentationArc order="20" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_StockRepurchaseProgramAdditionalAmountAuthorized_1A5901136FE7E2D528897872B2059290" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TreasuryStockSharesAcquired" xlink:label="loc_us-gaap_TreasuryStockSharesAcquired_05BBE01BBD2C399FDC307872B20568F0" xlink:type="locator" />
    <presentationArc order="21" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_us-gaap_TreasuryStockSharesAcquired_05BBE01BBD2C399FDC307872B20568F0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_C3E3872C226847853DC97872B205ECCB" xlink:type="locator" />
    <presentationArc order="22" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_C3E3872C226847853DC97872B205ECCB" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_RemainingAmountForRepurchaseUnderShareRepurchaseProgram" xlink:label="loc_wdc_RemainingAmountForRepurchaseUnderShareRepurchaseProgram_5D02A6F4E363F863FA527872B2057E5A" xlink:type="locator" />
    <presentationArc order="23" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_RemainingAmountForRepurchaseUnderShareRepurchaseProgram_5D02A6F4E363F863FA527872B2057E5A" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_CashDividendPerCommonShareDeclared" xlink:label="loc_wdc_CashDividendPerCommonShareDeclared_E77B0AA17D4407F9039D7872B205D10C" xlink:type="locator" />
    <presentationArc order="24" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_CashDividendPerCommonShareDeclared_E77B0AA17D4407F9039D7872B205D10C" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_CashDividendDeclared" xlink:label="loc_wdc_CashDividendDeclared_058C3584AC4F6D9B79B37872B205B1AB" xlink:type="locator" />
    <presentationArc order="25" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockBasedCompensationAbstract_BC12CDE1103E70A8FA647872B20581BF" xlink:to="loc_wdc_CashDividendDeclared_058C3584AC4F6D9B79B37872B205B1AB" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/StockBasedCompensationFairValueOfStockOptionsGrantedDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_F9DE46A2400CA66CE8277860EE756C96" xlink:type="locator" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShareBasedCompensationFairValueAssumptionsSuboptimalExerciseFactor" xlink:label="loc_wdc_ShareBasedCompensationFairValueAssumptionsSuboptimalExerciseFactor_A6C2099A7D2994AE50EC7860EE75FDA6" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_F9DE46A2400CA66CE8277860EE756C96" xlink:to="loc_wdc_ShareBasedCompensationFairValueAssumptionsSuboptimalExerciseFactor_A6C2099A7D2994AE50EC7860EE75FDA6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_F542D41C11C8330FEB577860EE75124F" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_F9DE46A2400CA66CE8277860EE756C96" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_F542D41C11C8330FEB577860EE75124F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_78AD6D211E43CBD8450D7860EE75DC15" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_F9DE46A2400CA66CE8277860EE756C96" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_78AD6D211E43CBD8450D7860EE75DC15" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_411065F1F8FF578B93377860EE757B56" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_F9DE46A2400CA66CE8277860EE756C96" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_411065F1F8FF578B93377860EE757B56" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_37397BEB3FAD23AB18037860EE75DDA1" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_F9DE46A2400CA66CE8277860EE756C96" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_37397BEB3FAD23AB18037860EE75DDA1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate_27598FDD7B347BFDC0D57860EE75E1A4" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_F9DE46A2400CA66CE8277860EE756C96" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate_27598FDD7B347BFDC0D57860EE75E1A4" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShareBasedCompensationFairValueAssumptionsPostVestingTerminationRate" xlink:label="loc_wdc_ShareBasedCompensationFairValueAssumptionsPostVestingTerminationRate_74754D3652E0F21A883F7860EE7596BA" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_F9DE46A2400CA66CE8277860EE756C96" xlink:to="loc_wdc_ShareBasedCompensationFairValueAssumptionsPostVestingTerminationRate_74754D3652E0F21A883F7860EE7596BA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_889E7FB12554147DD6217860EE756C91" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_F9DE46A2400CA66CE8277860EE756C96" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_889E7FB12554147DD6217860EE756C91" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_5C808F999A77BFB205FA7860EE752A13" xlink:type="locator" />
    <presentationArc order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_F9DE46A2400CA66CE8277860EE756C96" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_5C808F999A77BFB205FA7860EE752A13" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/StockBasedCompensationRestrictedStockUnitsDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_3E46B619A12BDE9B172C77098AC9A2B6" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_A6438746C36CE126022277098AC965CC" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_3E46B619A12BDE9B172C77098AC9A2B6" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_A6438746C36CE126022277098AC965CC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaap_AwardTypeAxis_181A2DC6439CAABA3F6D77098AC9A64B" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_A6438746C36CE126022277098AC965CC" xlink:to="loc_us-gaap_AwardTypeAxis_181A2DC6439CAABA3F6D77098AC9A64B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_47C288DC25E6A7700B8877098AC934F6" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_181A2DC6439CAABA3F6D77098AC9A64B" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_47C288DC25E6A7700B8877098AC934F6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestrictedStockUnitsRSUMember" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_147CDCA6DF754CBFB99477098AC91406" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_47C288DC25E6A7700B8877098AC934F6" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_147CDCA6DF754CBFB99477098AC91406" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_A6438746C36CE126022277098AC965CC" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_4E4C266A42B621CCF91677098AC970BD" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_4E4C266A42B621CCF91677098AC970BD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_BBCF3B2A738C32824A5B77098AC9E784" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_BBCF3B2A738C32824A5B77098AC9E784" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriod" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriod_22CE357089B1F22BDEF077098AC9F3B2" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:to="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriod_22CE357089B1F22BDEF077098AC9F3B2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_8FE9875F5030304CD49477098AC9019C" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_8FE9875F5030304CD49477098AC9019C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_59C6881A33B4C645574777098AC96E4A" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_59C6881A33B4C645574777098AC96E4A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_DE41A6E031BED01DDDED77098AC98552" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_DE41A6E031BED01DDDED77098AC98552" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingNumber" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingNumber_45130DC1BDE9FFC3689677098AC9945F" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:to="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingNumber_45130DC1BDE9FFC3689677098AC9945F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_11E0CCC47B59211C6FB677098AC939B7" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_11E0CCC47B59211C6FB677098AC939B7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_6A410D3B1947ECDC503A77098AC9777B" xlink:type="locator" />
    <presentationArc order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_6A410D3B1947ECDC503A77098AC9777B" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriodWeightedAverageGrantDateFairValue_FE2FA4F8FAD536DFAA5C77098AC94464" xlink:type="locator" />
    <presentationArc order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:to="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriodWeightedAverageGrantDateFairValue_FE2FA4F8FAD536DFAA5C77098AC94464" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_54C36A74806C7B6B234D77098AC90BB1" xlink:type="locator" />
    <presentationArc order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_54C36A74806C7B6B234D77098AC90BB1" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardsEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardsEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue_2B80D27EFB2B9EF9071D77098AC9BC1D" xlink:type="locator" />
    <presentationArc order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:to="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardsEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue_2B80D27EFB2B9EF9071D77098AC9BC1D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_7AC1248895F847FA2CCD77098AC9FB7F" xlink:type="locator" />
    <presentationArc order="13" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_7AC1248895F847FA2CCD77098AC9FB7F" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingWeightedAverageGrantDateFairValue" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingWeightedAverageGrantDateFairValue_3408740CF47115D3E8CF77098AC926FA" xlink:type="locator" />
    <presentationArc order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5C8CAC6913879DA736D477098AC9B59F" xlink:to="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingWeightedAverageGrantDateFairValue_3408740CF47115D3E8CF77098AC926FA" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/StockBasedCompensationStockOptionActivityDetail" xlink:type="extended">
    <loc xlink:href="wdc-20141003.xsd#wdc_StockOptionActivityAbstract" xlink:label="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_3DCE0A0EB9F25BD7E11A770931508564" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_3DCE0A0EB9F25BD7E11A770931508564" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_DF58BFC1C52D0B88B5DF770931505ED9" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_DF58BFC1C52D0B88B5DF770931505ED9" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumedInPeriod" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumedInPeriod_B61B58FEF7CCC7400141770931509BCE" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumedInPeriod_B61B58FEF7CCC7400141770931509BCE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_231D687B8B7A8A3053017709315037DA" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_231D687B8B7A8A3053017709315037DA" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsCanceledorExpiredInPeriod" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsCanceledorExpiredInPeriod_CD90D576DFB72F456A23770931506F23" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsCanceledorExpiredInPeriod_CD90D576DFB72F456A23770931506F23" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_19AF7B874BC50400C7BD77093150DEB9" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_19AF7B874BC50400C7BD77093150DEB9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_6995AC3F019B7C4D2D9577093150B367" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_6995AC3F019B7C4D2D9577093150B367" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_B2B2B1EAAE258324091677093150400C" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_B2B2B1EAAE258324091677093150400C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_4B8BCCFD98952C0D0628770931504E0A" xlink:type="locator" />
    <presentationArc order="9" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_4B8BCCFD98952C0D0628770931504E0A" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShareBasedCompensationOptionsGrantedWeightedAverageExercisePrice" xlink:label="loc_wdc_ShareBasedCompensationOptionsGrantedWeightedAverageExercisePrice_ACB23C68ED8ABF3583757709315096B5" xlink:type="locator" />
    <presentationArc order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_wdc_ShareBasedCompensationOptionsGrantedWeightedAverageExercisePrice_ACB23C68ED8ABF3583757709315096B5" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShareBasedCompensationOptionsAssumedWeightedAverageExercisePrice" xlink:label="loc_wdc_ShareBasedCompensationOptionsAssumedWeightedAverageExercisePrice_74EA64BF5933E1976B7B77093150D273" xlink:type="locator" />
    <presentationArc order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_wdc_ShareBasedCompensationOptionsAssumedWeightedAverageExercisePrice_74EA64BF5933E1976B7B77093150D273" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShareBasedCompensationOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="loc_wdc_ShareBasedCompensationOptionsExercisesInPeriodWeightedAverageExercisePrice_6700A3311D6ACFB75EFB770931502341" xlink:type="locator" />
    <presentationArc order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_wdc_ShareBasedCompensationOptionsExercisesInPeriodWeightedAverageExercisePrice_6700A3311D6ACFB75EFB770931502341" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_1E3DA6647A8A2DF7874577093150426A" xlink:type="locator" />
    <presentationArc order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_1E3DA6647A8A2DF7874577093150426A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_745FB1FE87F39129BB7F770931500DDB" xlink:type="locator" />
    <presentationArc order="14" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_745FB1FE87F39129BB7F770931500DDB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_11D66FFC91152EEBB92577093150A472" xlink:type="locator" />
    <presentationArc order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_11D66FFC91152EEBB92577093150A472" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_DEEB0E1B6ECD5F73912D77093150A9B5" xlink:type="locator" />
    <presentationArc order="16" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_DEEB0E1B6ECD5F73912D77093150A9B5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_7767A9AE18168D325328770931509E54" xlink:type="locator" />
    <presentationArc order="17" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_7767A9AE18168D325328770931509E54" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShareBasedCompensationOptionsExercisableRemainingContractualLife" xlink:label="loc_wdc_ShareBasedCompensationOptionsExercisableRemainingContractualLife_753D7DE0061D560C6BC777093150796A" xlink:type="locator" />
    <presentationArc order="18" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_wdc_ShareBasedCompensationOptionsExercisableRemainingContractualLife_753D7DE0061D560C6BC777093150796A" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentsAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentsAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm_1A182964BB2788609AA377093150F77F" xlink:type="locator" />
    <presentationArc order="19" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentsAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm_1A182964BB2788609AA377093150F77F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_F61ED7BEE68063DFA6C577093150B02F" xlink:type="locator" />
    <presentationArc order="20" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_F61ED7BEE68063DFA6C577093150B02F" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ShareBasedCompensationOptionsExercisableIntrinsicValue" xlink:label="loc_wdc_ShareBasedCompensationOptionsExercisableIntrinsicValue_1898F1F61D76DF9AF46E77093150FEC0" xlink:type="locator" />
    <presentationArc order="21" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_wdc_ShareBasedCompensationOptionsExercisableIntrinsicValue_1898F1F61D76DF9AF46E77093150FEC0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_A8CFA05B1A5EC5456A4377093150C913" xlink:type="locator" />
    <presentationArc order="22" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_StockOptionActivityAbstract_FC4F4D08E995700A3B7977093150F7F9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_A8CFA05B1A5EC5456A4377093150C913" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/StockBasedCompensationTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_A2F15166875AE9A3A98D7872B21476A8" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_889594065DD29A78853D7872B214C296" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_A2F15166875AE9A3A98D7872B21476A8" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_889594065DD29A78853D7872B214C296" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_72A89F85EF679785EBBE7872B21432F7" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_A2F15166875AE9A3A98D7872B21476A8" xlink:to="loc_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_72A89F85EF679785EBBE7872B21432F7" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_GrantedStockOptionsFairValueAssumptionsTableTextBlock" xlink:label="loc_wdc_GrantedStockOptionsFairValueAssumptionsTableTextBlock_2711801AFEF29BEEFE617872B214C14A" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_A2F15166875AE9A3A98D7872B21476A8" xlink:to="loc_wdc_GrantedStockOptionsFairValueAssumptionsTableTextBlock_2711801AFEF29BEEFE617872B214C14A" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/SubsequentEventDetails" xlink:type="extended">
    <loc xlink:href="wdc-20141003.xsd#wdc_SubsequentEventAdditionalInformationAbstract" xlink:label="loc_wdc_SubsequentEventAdditionalInformationAbstract_7D3671151C04C7AC6C026814F8EB2850" xlink:type="locator" />
    <loc xlink:href="wdc-20141003.xsd#wdc_FinalArbitrationAward" xlink:label="loc_wdc_FinalArbitrationAward_EE303DF7200FC5012C5D6814FA61769F" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_SubsequentEventAdditionalInformationAbstract_7D3671151C04C7AC6C026814F8EB2850" xlink:to="loc_wdc_FinalArbitrationAward_EE303DF7200FC5012C5D6814FA61769F" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/SubsequentEventNotes" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventsAbstract" xlink:label="loc_us-gaap_SubsequentEventsAbstract_1CC9AB6B3149227AFA87627A6B138CB5" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventTable" xlink:label="loc_us-gaap_SubsequentEventTable_49B1C85A75A0C9989CFB627A6DA27EF8" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventsAbstract_1CC9AB6B3149227AFA87627A6B138CB5" xlink:to="loc_us-gaap_SubsequentEventTable_49B1C85A75A0C9989CFB627A6DA27EF8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_1728AB464168F29E304B627A6DA2A462" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTable_49B1C85A75A0C9989CFB627A6DA27EF8" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_1728AB464168F29E304B627A6DA2A462" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_942C23CA44489234C44E627A6DA2A92D" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_1728AB464168F29E304B627A6DA2A462" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_942C23CA44489234C44E627A6DA2A92D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventLineItems" xlink:label="loc_us-gaap_SubsequentEventLineItems_FE289C01E8E228B6A3F5627A6DA2C50A" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTable_49B1C85A75A0C9989CFB627A6DA27EF8" xlink:to="loc_us-gaap_SubsequentEventLineItems_FE289C01E8E228B6A3F5627A6DA2C50A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventsTextBlock" xlink:label="loc_us-gaap_SubsequentEventsTextBlock_5623B52994C311B829C1627A9A1C4640" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_FE289C01E8E228B6A3F5627A6DA2C50A" xlink:to="loc_us-gaap_SubsequentEventsTextBlock_5623B52994C311B829C1627A9A1C4640" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/SubsequentEventTables" xlink:type="extended" />
  <presentationLink xlink:role="http://www.wdc.com/role/SupplementalFinancialStatementData" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_B188CC07BDB3636ED3788B0C7BD7DD58" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SupplementalBalanceSheetDisclosuresTextBlock" xlink:label="loc_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_D66FD8BB7D64EE2F7C678B0C7BD7D4A3" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_B188CC07BDB3636ED3788B0C7BD7DD58" xlink:to="loc_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_D66FD8BB7D64EE2F7C678B0C7BD7D4A3" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/SupplementalFinancialStatementDataAdditionalInformationDetail" xlink:type="extended">
    <loc xlink:href="wdc-20141003.xsd#wdc_SupplementalFinancialStatementDataAbstract" xlink:label="loc_wdc_SupplementalFinancialStatementDataAbstract_58613E90D224792778C48B0C7A70EF34" xlink:type="locator" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ProductWarrantyPeriodMinimum" xlink:label="loc_wdc_ProductWarrantyPeriodMinimum_63EA12D9DF85C32A34FD8B0C7A70565B" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_SupplementalFinancialStatementDataAbstract_58613E90D224792778C48B0C7A70EF34" xlink:to="loc_wdc_ProductWarrantyPeriodMinimum_63EA12D9DF85C32A34FD8B0C7A70565B" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ProductWarrantyPeriodMaximum" xlink:label="loc_wdc_ProductWarrantyPeriodMaximum_0D984F1FDEAAB639C4D28B0C7A703FA6" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_SupplementalFinancialStatementDataAbstract_58613E90D224792778C48B0C7A70EF34" xlink:to="loc_wdc_ProductWarrantyPeriodMaximum_0D984F1FDEAAB639C4D28B0C7A703FA6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProductWarrantyAccrualNoncurrent" xlink:label="loc_us-gaap_ProductWarrantyAccrualNoncurrent_CF433164D468B266AB968B0C7A704181" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_SupplementalFinancialStatementDataAbstract_58613E90D224792778C48B0C7A70EF34" xlink:to="loc_us-gaap_ProductWarrantyAccrualNoncurrent_CF433164D468B266AB968B0C7A704181" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/SupplementalFinancialStatementDataChangesInAccrualWarrantyDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProductWarrantiesDisclosuresAbstract" xlink:label="loc_us-gaap_ProductWarrantiesDisclosuresAbstract_DB7771280C548798A28B8B0C7AA94054" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StandardProductWarrantyAccrual" xlink:label="loc_us-gaap_StandardProductWarrantyAccrual_24B2605137A9819C102C8B0C7AAA7D90" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProductWarrantiesDisclosuresAbstract_DB7771280C548798A28B8B0C7AA94054" xlink:to="loc_us-gaap_StandardProductWarrantyAccrual_24B2605137A9819C102C8B0C7AAA7D90" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StandardProductWarrantyAccrualAdditionsFromBusinessAcquisition" xlink:label="loc_us-gaap_StandardProductWarrantyAccrualAdditionsFromBusinessAcquisition_F45F8051343C4CB879DA8B0C7AAA7EFD" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProductWarrantiesDisclosuresAbstract_DB7771280C548798A28B8B0C7AA94054" xlink:to="loc_us-gaap_StandardProductWarrantyAccrualAdditionsFromBusinessAcquisition_F45F8051343C4CB879DA8B0C7AAA7EFD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StandardProductWarrantyAccrualWarrantiesIssued" xlink:label="loc_us-gaap_StandardProductWarrantyAccrualWarrantiesIssued_0F57668757C298B7A6A68B0C7AAAA909" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProductWarrantiesDisclosuresAbstract_DB7771280C548798A28B8B0C7AA94054" xlink:to="loc_us-gaap_StandardProductWarrantyAccrualWarrantiesIssued_0F57668757C298B7A6A68B0C7AAAA909" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StandardProductWarrantyAccrualPayments" xlink:label="loc_us-gaap_StandardProductWarrantyAccrualPayments_2D675451A79A58BF51428B0C7AAAD023" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProductWarrantiesDisclosuresAbstract_DB7771280C548798A28B8B0C7AA94054" xlink:to="loc_us-gaap_StandardProductWarrantyAccrualPayments_2D675451A79A58BF51428B0C7AAAD023" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StandardProductWarrantyAccrualPreexistingIncreaseDecrease" xlink:label="loc_us-gaap_StandardProductWarrantyAccrualPreexistingIncreaseDecrease_B753E16CF0E21C763E1C8B0C7AAA68A0" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProductWarrantiesDisclosuresAbstract_DB7771280C548798A28B8B0C7AA94054" xlink:to="loc_us-gaap_StandardProductWarrantyAccrualPreexistingIncreaseDecrease_B753E16CF0E21C763E1C8B0C7AAA68A0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StandardProductWarrantyAccrual" xlink:label="loc_us-gaap_StandardProductWarrantyAccrual_5C093E3AE7260FE7A0928B0C7AAA6E33" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProductWarrantiesDisclosuresAbstract_DB7771280C548798A28B8B0C7AA94054" xlink:to="loc_us-gaap_StandardProductWarrantyAccrual_5C093E3AE7260FE7A0928B0C7AAA6E33" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/SupplementalFinancialStatementDataChangesInBalancesOfEachComponentOfAccumulatedComprehensiveIncomeLossDetails" xlink:type="extended">
    <loc xlink:href="wdc-20141003.xsd#wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossAbstract" xlink:label="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossAbstract_60B087689086AB3033177BDA41F81625" xlink:type="locator" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossTable" xlink:label="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossTable_9E098CF66E4F026CB13F7BDA41F829E1" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossAbstract_60B087689086AB3033177BDA41F81625" xlink:to="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossTable_9E098CF66E4F026CB13F7BDA41F829E1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_30509F8284D4164AFCB27BDA41F8664D" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossTable_9E098CF66E4F026CB13F7BDA41F829E1" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_30509F8284D4164AFCB27BDA41F8664D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_CC228E6D2AF67A87B1317BDA41F83B9D" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_30509F8284D4164AFCB27BDA41F8664D" xlink:to="loc_us-gaap_EquityComponentDomain_CC228E6D2AF67A87B1317BDA41F83B9D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_6D870326C349F5E792E27BDA41F8E970" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_CC228E6D2AF67A87B1317BDA41F83B9D" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_6D870326C349F5E792E27BDA41F8E970" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember" xlink:label="loc_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_4612E15A76DA7294696E7BDA41F8A24E" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_CC228E6D2AF67A87B1317BDA41F83B9D" xlink:to="loc_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_4612E15A76DA7294696E7BDA41F8A24E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedTranslationAdjustmentMember" xlink:label="loc_us-gaap_AccumulatedTranslationAdjustmentMember_4BF6E791922C36B25C887BDA41F8F330" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_CC228E6D2AF67A87B1317BDA41F83B9D" xlink:to="loc_us-gaap_AccumulatedTranslationAdjustmentMember_4BF6E791922C36B25C887BDA41F8F330" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems" xlink:label="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_2F93133E0AC8DCBF9A347BDA41F8673D" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossTable_9E098CF66E4F026CB13F7BDA41F829E1" xlink:to="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_2F93133E0AC8DCBF9A347BDA41F8673D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_0E79600AB47F5142AB557BDA41F82540" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_2F93133E0AC8DCBF9A347BDA41F8673D" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_0E79600AB47F5142AB557BDA41F82540" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_9CAA696B5FC13CFE13677BDA41F84E92" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_2F93133E0AC8DCBF9A347BDA41F8673D" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_9CAA696B5FC13CFE13677BDA41F84E92" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_D7C0BCE24C763168FEB87BDA41F8096D" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_2F93133E0AC8DCBF9A347BDA41F8673D" xlink:to="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_D7C0BCE24C763168FEB87BDA41F8096D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_0D28D87859BF63A552387BDA41F81A23" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_2F93133E0AC8DCBF9A347BDA41F8673D" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_0D28D87859BF63A552387BDA41F81A23" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_6238340C54BB684F16C37BDA41F8AE3B" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_2F93133E0AC8DCBF9A347BDA41F8673D" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_6238340C54BB684F16C37BDA41F8AE3B" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/SupplementalFinancialStatementDataInventoriesPropertyPlantAndEquipmentAndOtherIntangibleAssetsDetail" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_4AF415D287A1340F09B08B0C7AFDD98C" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryNetAbstract" xlink:label="loc_us-gaap_InventoryNetAbstract_FAC54EC25EE272DCDD708B0C7AFDEA71" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_4AF415D287A1340F09B08B0C7AFDD98C" xlink:to="loc_us-gaap_InventoryNetAbstract_FAC54EC25EE272DCDD708B0C7AFDEA71" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryRawMaterialsNetOfReserves" xlink:label="loc_us-gaap_InventoryRawMaterialsNetOfReserves_994861AC91923F85F2158B0C7AFDD4EE" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryNetAbstract_FAC54EC25EE272DCDD708B0C7AFDEA71" xlink:to="loc_us-gaap_InventoryRawMaterialsNetOfReserves_994861AC91923F85F2158B0C7AFDD4EE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryWorkInProcessNetOfReserves" xlink:label="loc_us-gaap_InventoryWorkInProcessNetOfReserves_ED9172A2D9E4F2BB4B648B0C7AFE3171" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryNetAbstract_FAC54EC25EE272DCDD708B0C7AFDEA71" xlink:to="loc_us-gaap_InventoryWorkInProcessNetOfReserves_ED9172A2D9E4F2BB4B648B0C7AFE3171" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:label="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_BDB07BF9BF0557ADCD1F8B0C7AFEFE9F" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryNetAbstract_FAC54EC25EE272DCDD708B0C7AFDEA71" xlink:to="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_BDB07BF9BF0557ADCD1F8B0C7AFEFE9F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_FD392773BBA34F4AECC98B0C7AFF157B" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryNetAbstract_FAC54EC25EE272DCDD708B0C7AFDEA71" xlink:to="loc_us-gaap_InventoryNet_FD392773BBA34F4AECC98B0C7AFF157B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNetAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNetAbstract_A5426F61149021CD84198B0C7AFF3996" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_4AF415D287A1340F09B08B0C7AFDD98C" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNetAbstract_A5426F61149021CD84198B0C7AFF3996" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_86A0C851AAF7E7ED7F4C8B0C7AFF1E0F" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNetAbstract_A5426F61149021CD84198B0C7AFF3996" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_86A0C851AAF7E7ED7F4C8B0C7AFF1E0F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_1D6469F7BB38C355698A8B0C7AFFBFE5" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNetAbstract_A5426F61149021CD84198B0C7AFF3996" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_1D6469F7BB38C355698A8B0C7AFFBFE5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_9F7D5CD35BFBD2F4C0FD8B0C7AFFE96F" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNetAbstract_A5426F61149021CD84198B0C7AFF3996" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_9F7D5CD35BFBD2F4C0FD8B0C7AFFE96F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNetAbstract" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_4AA4AA336164787DBC2B8B0C7B00125F" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_4AF415D287A1340F09B08B0C7AFDD98C" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_4AA4AA336164787DBC2B8B0C7B00125F" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_OtherIntangibleAssetsGross" xlink:label="loc_wdc_OtherIntangibleAssetsGross_F2705B48B2345CE717558B0C7B00EAD2" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_4AA4AA336164787DBC2B8B0C7B00125F" xlink:to="loc_wdc_OtherIntangibleAssetsGross_F2705B48B2345CE717558B0C7B00EAD2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_4EF7B566BC435CE1563E8B0C7B00E8CC" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_4AA4AA336164787DBC2B8B0C7B00125F" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_4EF7B566BC435CE1563E8B0C7B00E8CC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherIntangibleAssetsNet" xlink:label="loc_us-gaap_OtherIntangibleAssetsNet_F8C8696BCF686E96A7F88B0C7B00EAEB" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_4AA4AA336164787DBC2B8B0C7B00125F" xlink:to="loc_us-gaap_OtherIntangibleAssetsNet_F8C8696BCF686E96A7F88B0C7B00EAEB" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/SupplementalFinancialStatementDataSupplementalFsDataInvestmentsByMaturityDateDetails" xlink:type="extended">
    <loc xlink:href="wdc-20141003.xsd#wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract" xlink:label="loc_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_2184A4CA92168ECC540E61EF8784AD44" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_72AB535EA5F361614BE561EF87843D70" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_2184A4CA92168ECC540E61EF8784AD44" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_72AB535EA5F361614BE561EF87843D70" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_655D5265617C73D98F2161EF87842D40" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_2184A4CA92168ECC540E61EF8784AD44" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_655D5265617C73D98F2161EF87842D40" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost" xlink:label="loc_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost_3762F330697FC2F8E65D61EF87840A13" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_2184A4CA92168ECC540E61EF8784AD44" xlink:to="loc_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost_3762F330697FC2F8E65D61EF87840A13" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost_2B2EC98B68B3EBB10B1261EF87846CDB" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_2184A4CA92168ECC540E61EF8784AD44" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost_2B2EC98B68B3EBB10B1261EF87846CDB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_3896B568AB0EC9ECCE1E61EF8784DA9E" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_2184A4CA92168ECC540E61EF8784AD44" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_3896B568AB0EC9ECCE1E61EF8784DA9E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_99A20F480D7CF3A0BB5E61EF87844D87" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_2184A4CA92168ECC540E61EF8784AD44" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_99A20F480D7CF3A0BB5E61EF87844D87" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsFairValue" xlink:label="loc_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsFairValue_BFCE23D08E05899E0B3061EF87847C05" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_2184A4CA92168ECC540E61EF8784AD44" xlink:to="loc_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsFairValue_BFCE23D08E05899E0B3061EF87847C05" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_5773EF4A3234D546F82761EF878490E4" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_2184A4CA92168ECC540E61EF8784AD44" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_5773EF4A3234D546F82761EF878490E4" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/SupplementalFinancialStatementDataSupplementalFsDataInvestmentsDetails" xlink:type="extended">
    <loc xlink:href="wdc-20141003.xsd#wdc_InvestmentsEquitySecuritiesAbstract" xlink:label="loc_wdc_InvestmentsEquitySecuritiesAbstract_09A069E09D7C1219CDBA7BDA42060BEB" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesTable" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_411130D0110C395A52B47BDA420628C7" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_wdc_InvestmentsEquitySecuritiesAbstract_09A069E09D7C1219CDBA7BDA42060BEB" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_411130D0110C395A52B47BDA420628C7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InvestmentTypeAxis" xlink:label="loc_us-gaap_InvestmentTypeAxis_B3BC854327E4A74857527BDA420670D0" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_411130D0110C395A52B47BDA420628C7" xlink:to="loc_us-gaap_InvestmentTypeAxis_B3BC854327E4A74857527BDA420670D0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SummaryOfInvestmentsByTypeDomain" xlink:label="loc_us-gaap_SummaryOfInvestmentsByTypeDomain_CB6A8B292098B58C11BB7BDA4206A365" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_B3BC854327E4A74857527BDA420670D0" xlink:to="loc_us-gaap_SummaryOfInvestmentsByTypeDomain_CB6A8B292098B58C11BB7BDA4206A365" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_USTreasurySecuritiesMember" xlink:label="loc_us-gaap_USTreasurySecuritiesMember_AA8389B52801EF0FCCFB7BDA42066F67" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SummaryOfInvestmentsByTypeDomain_CB6A8B292098B58C11BB7BDA4206A365" xlink:to="loc_us-gaap_USTreasurySecuritiesMember_AA8389B52801EF0FCCFB7BDA42066F67" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_USGovernmentAgenciesDebtSecuritiesMember" xlink:label="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_281D21FAB0CE3271EE177BDA4206BCB7" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SummaryOfInvestmentsByTypeDomain_CB6A8B292098B58C11BB7BDA4206A365" xlink:to="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_281D21FAB0CE3271EE177BDA4206BCB7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommercialPaperMember" xlink:label="loc_us-gaap_CommercialPaperMember_45C604927781EC0780817BDA42062093" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SummaryOfInvestmentsByTypeDomain_CB6A8B292098B58C11BB7BDA4206A365" xlink:to="loc_us-gaap_CommercialPaperMember_45C604927781EC0780817BDA42062093" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CertificatesOfDepositMember" xlink:label="loc_us-gaap_CertificatesOfDepositMember_E98E5A45B43A4ACF214B7BDA4206D933" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SummaryOfInvestmentsByTypeDomain_CB6A8B292098B58C11BB7BDA4206A365" xlink:to="loc_us-gaap_CertificatesOfDepositMember_E98E5A45B43A4ACF214B7BDA4206D933" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_9685494C4B85CB3E29307BDA4206952A" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_411130D0110C395A52B47BDA420628C7" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_9685494C4B85CB3E29307BDA4206952A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesCurrent" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesCurrent_BB52C88EF77CED6B65257BDA42064361" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_9685494C4B85CB3E29307BDA4206952A" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesCurrent_BB52C88EF77CED6B65257BDA42064361" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesNoncurrent" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesNoncurrent_059375751DF23B5CBFB17BDA420647EC" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_9685494C4B85CB3E29307BDA4206952A" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesNoncurrent_059375751DF23B5CBFB17BDA420647EC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesAmortizedCost_D5EB759E502F7985BC477BDA4206EC5C" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_9685494C4B85CB3E29307BDA4206952A" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesAmortizedCost_D5EB759E502F7985BC477BDA4206EC5C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableforsaleSecuritiesGrossUnrealizedGainLoss1" xlink:label="loc_us-gaap_AvailableforsaleSecuritiesGrossUnrealizedGainLoss1_4EAE781535C918D449427BDA4206C99B" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_9685494C4B85CB3E29307BDA4206952A" xlink:to="loc_us-gaap_AvailableforsaleSecuritiesGrossUnrealizedGainLoss1_4EAE781535C918D449427BDA4206C99B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InvestmentsFairValueDisclosure" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_830E583560F25262675A7BDA42061722" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_9685494C4B85CB3E29307BDA4206952A" xlink:to="loc_us-gaap_InvestmentsFairValueDisclosure_830E583560F25262675A7BDA42061722" xlink:type="arc" />
    <loc xlink:href="wdc-20141003.xsd#wdc_AvailableforsaleSecuritiesFairValue" xlink:label="loc_wdc_AvailableforsaleSecuritiesFairValue_3631694F7B946112A4A77BDA42066AA8" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_9685494C4B85CB3E29307BDA4206952A" xlink:to="loc_wdc_AvailableforsaleSecuritiesFairValue_3631694F7B946112A4A77BDA42066AA8" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.wdc.com/role/SupplementalFinancialStatementDataTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_21561F2DDA5D2245D68D77098B9442FA" xlink:type="locator" />
    <loc xlink:href="wdc-20141003.xsd#wdc_SupplementalFinancialInformationTableTextBlock" xlink:label="loc_wdc_SupplementalFinancialInformationTableTextBlock_0E06FF77B289DE84725977098B948CA9" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_21561F2DDA5D2245D68D77098B9442FA" xlink:to="loc_wdc_SupplementalFinancialInformationTableTextBlock_0E06FF77B289DE84725977098B948CA9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock_CBE1E463F2386AEF1D8C77098B941322" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_21561F2DDA5D2245D68D77098B9442FA" xlink:to="loc_us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock_CBE1E463F2386AEF1D8C77098B941322" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesTextBlock" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesTextBlock_F493FD03E1064B78BE9077098B946012" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_21561F2DDA5D2245D68D77098B9442FA" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesTextBlock_F493FD03E1064B78BE9077098B946012" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock" xlink:label="loc_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_41E08B7DC796890855F877098B94D8EA" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_21561F2DDA5D2245D68D77098B9442FA" xlink:to="loc_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_41E08B7DC796890855F877098B94D8EA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_DFD6AFD1D937EAFE087777098B94D537" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_21561F2DDA5D2245D68D77098B9442FA" xlink:to="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_DFD6AFD1D937EAFE087777098B94D537" xlink:type="arc" />
  </presentationLink>
</linkbase>
