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1-7
1.4 System memory
1.4.1 Overview
ThismotherboardcomeswithfourDoubleDataRate3(DDR3)DualInlineMemoryModule
(DIMM)sockets.ADDR3moduleisnotcheddifferentlyfromaDDRorDDR2module.DO
NOTinstallaDDRorDDR2memorymoduletotheDDR3slot.
AccordingtoIntel
®
CPUspec,DIMMvoltagebelow1.65Visrecommendedtoprotectthe
CPU.
1.4.2 Memory configurations
Youmayinstall2GB,4GB,and8GBunbufferednon-ECCDDR3DIMMsintotheDIMM
sockets. You can refer to the recommended memory population below.
• YoumayinstallvaryingmemorysizesinChannelAandChannelB.Thesystemmaps
thetotalsizeofthelower-sizedchannelforthedual-channelconguration.Anyexcess
memoryfromthehigher-sizedchannelisthenmappedforsingle-channeloperation.
• DuetoIntel
®
chipsetlimitation,DDR31600MHzandhighermemorymodulesonXMP
modewillrunatthemaximumtransferrateofDDR31600MHz.
• AlwaysinstallDIMMswiththesameCASlatency.Foroptimalcompatibility,we
recommendthatyouinstallmemorymodulesofthesameversionordatecode(D/C)
fromthesamevendor.Checkwiththeretailertogetthecorrectmemorymodules.
• Duetothememoryaddresslimitationon32-bitWindows
®
OS,whenyouinstall4GB
ormorememoryonthemotherboard,theactualusablememoryfortheOScanbe
about3GBorless.Foreffectiveuseofmemory,werecommendthatyoudoanyofthe
following:
- Useamaximumof3GBsystemmemoryifyouareusinga32-bitWindows
®
OS.
- Installa64-bitWindows
®
OSifyouwanttoinstall4GBormoreonthe
motherboard.
• ThismotherboarddoesnotsupportDIMMsmadeupof512Mb(64MB)chipsorless.
H97-PRO
GAMER
H97-PRO GAMER 240-pin DDR3 DIMM sockets
DIMM_A1
DIMM_A2
DIMM_B1
DIMM_B2
E9495_H97-PRO_GAMER_Guide.indb 7 2014/6/20 16:05:52
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