Lenovo ThinkServer RD330 Manual de usuario Pagina 91

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Thefollowingtableexplainsthememorymoduleinstallationrulesforserversthathaveonlyone
microprocessor(CPU1)installed.The“X”markindicatesthememoryslotsintowhichthememorymodules
shouldbeinstalledindifferentsituations.
Notes:
Allmemorymodulestobeinstalledonaservermustbethesametype(LVRDIMM,RDIMM,orUDIMM).
Whenyouinstallmemorymoduleswithdifferentranksinonechannel,startfromthefarthestmemoryslot
inthechannelandinstallthememorymodulethathasthemostranksrst.
When1.35Vmemorymodulesand1.50Vmemorymodulesareinstalledintothememoryslotsforthe
samemicroprocessor,allthememorymodulesrunat1.50V.
Whenmemorymoduleswithdifferentfrequenciesareinstalledintothememoryslotsforthesame
microprocessor,allthememorymodulesrunatthelowestfrequency.
Itisrecommendedthatyouinstallthelow-voltagememorymodulesintothememoryslotsforthesame
microprocessortoensurelowpowerconsumption.
Itisrecommendedthatyouinstallthehigh-frequencymemorymodulesintothememoryslotsforthe
samemicroprocessortoensurehighperformance.
Figure34.CPU1DIMMs
Table4.Memorymoduleinstallationrulesforserverswithonemicroprocessor
CPU1DIMM
A1A2B1B2
C1C2
OneDIMM
X
TwoDIMMsXX
ThreeDIMMsXXX
FourDIMMsXXXX
SixDIMMs
XXXXXX
Thefollowingtableexplainsthememorymoduleinstallationrulesforserversthathavetwomicroprocessors
(CPU1andCPU2)installed.The“X”markindicatesthememoryslotsintowhichthememorymodules
shouldbeinstalledindifferentsituations.
Notes:
Allmemorymodulestobeinstalledonaservermustbethesametype(LVRDIMM,RDIMM,orUDIMM).
Whenyouinstallmemorymoduleswithdifferentranksinonechannel,startfromthefarthestmemoryslot
inthechannelandinstallthememorymodulethathasthemostranksrst.
When1.35Vmemorymodulesand1.50Vmemorymodulesareinstalledintothememoryslotsforthe
samemicroprocessor,allthememorymodulesrunat1.50V.
Whenmemorymoduleswithdifferentfrequenciesareinstalledintothememoryslotsforthesame
microprocessor,allthememorymodulesrunatthelowestfrequency.
Chapter6.Installing,removing,orreplacinghardware79
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