User guide

AppendixA.Systemmemoryspeed
TheIntelXeonmicroprocessorfamiliescompatiblewiththisThinkStationcomputerfeatureanintegrated
memorycontroller,whichprovidesthemicroprocessorwithdirectaccesstothesystemmemory.Because
ofthisdesign,thesystemmemoryspeedwillbedeterminedbyanumberoffactors,includingthe
microprocessormodelandthetype,speed,size(capacity),andnumberofDIMMsinstalled.Refertothe
followingtablefortheinformationonthesupportedsystemmemoryspeedforyourowncomputermodel.
Table2.DIMMtypeandspeed:PC3-10600E
DIMMoperatingvoltageMicroprocessormodelMemoryfrequency
IntelXeonE5-1603,E5-1607,
E5-2603,E5-2609
1066MHz
1.5V
IntelXeonE5-1620,E5-1650,
E5-1660,E5-2620,E5-2630/2630L,
E5-2637,E5-2640,E5-2643,
E5-2650/2650L,E5-2660,E5-2665,
E5-2667,E5-2670,E5-2680,E5-2690
1333MHz
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Table3.DIMMtypeandspeed:PC3-10600R
DIMMoperatingvoltageMicroprocessormodelMemoryfrequency
1.5VIntelXeonE5-1603,E5-1607
1.35V,1.5VIntelXeonE5-2603,E5-2609
1066MHz
1.5V
IntelXeonE5-1620,E5-1650,
E5-1660
1.35V,1.5V
IntelXeonE5-2620,E5-2630/2630L,
E5-2637,E5-2640,E5-2643,
E5-2650/2650L,E5-2660,E5-2665,
E5-2667,E5-2670,E5-2680,E5-2690
1333MHz
Table4.DIMMtypeandspeed:PC3-12800R
DIMMoperatingvoltageMicroprocessormodelMemoryfrequency
IntelXeonE5-2603,E5-26091066MHz
1.35V
IntelXeonE5-2620,E5-2630/2630L,
E5-2637,E5-2640,E5-2643,
E5-2650/2650L,E5-2660,E5-2665,
E5-2667,E5-2670,E5-2680,E5-2690
1333MHz
IntelXeonE5-1603,E5-1607,
E5-2603,E5-2609
1066MHz
IntelXeonE5-2620,E5-2630/2630L,
E5-2640,E5-2667
1333MHz
1.5V
IntelXeonE5-1620,E5-1650,
E5-1660,E5-2637,E5-2643,
E5-2650/2650L,E5-2660,E5-2665,
E5-2670,E5-2680,E5-2690
1600MHz