Asus WS X299 PRO Series - Page 24

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Chapter 1: Product Introduction
Chapter 1
Memory congurations
Youmayinstall2GB,4GB,8GBand16GBunbufferedandnon-ECCDDR4DIMMsinto
theDIMMsockets.
• ForInte
l®
Core™X-SeriesProcessors(4-core),youmayinstallvaryingmemorysizes
inChannelCandChannelD.Thesystemmapsthetotalsizeofthelower-sized
channelforthedual-channelconguration.Anyexcessmemoryfromthehigher-sized
channelisthenmappedforsingle-channeloperation.
• ForIntel
®
Core™X-SeriesProcessors(6-coreorabove),youmayinstallvarying
memorysizesinChannelA,ChannelB,ChannelC,andChannelD.Thesystem
mapsthetotalsizeofthelower-sizedchannelforthequad-channelconguration.
Anyexcessmemoryfromthehigher-sizedchannelisthenmappedforsingle-channel
operation.
• ThedefaultmemoryoperationfrequencyisdependentonitsSerialPresenceDetect
(SPD),whichisthestandardwayofaccessinginformationfromamemorymodule.
Underthedefaultstate,somememorymodulesforoverclockingmayoperateata
lowerfrequencythanthevendor-markedvalue.
• Forsystemstability,useamoreefcientmemorycoolingsystemtosupportafull
memoryload(8DIMMs)oroverclockingcondition.
• AlwaysinstalltheDIMMSwiththesameCASLatency.Foranoptimumcompatibility,
werecommendthatyouinstallmemorymodulesofthesameversionordatacode
(D/C)fromthesamevendor.Checkwiththevendortogetthecorrectmemory
modules.
• VisittheASUSwebsiteforthelatestQVL.
Intel
®
Core™ X-series Processors (4-core)