Asus Prime H270-Plus User Manual

ASUS PRIME H270-PLUS
1-11
1.4 System memory
Overview
ThismotherboardcomeswithfourDoubleDataRate4(DDR4)DualInlineMemoryModule
(DIMM)sockets.ThegureillustratesthelocationoftheDDR4DIMMsockets:
Channel
Sockets
ChannelA DIMM_A1&DIMM_A2
ChannelB DIMM_B1&DIMM_B2
• YoumayinstallvaryingmemorysizesinChannelAandChannelB.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.
• AlwaysinstallDIMMswiththesameCASlatency.Foroptimalcompatibility,we
recommendthatyouinstallmemorymodulesofthesameversionordatecode(D/C)
fromthesamevendor.Checkwiththeretailertogetthecorrectmemorymodules.
• DuetoIntel
®
chipsetlimitation,DDR42133MHzandhighermemorymoduleson6th
Generation Intel
®
processorswillrunatthemaximumtransferrateofDDR42133MHz
• DuetoIntel
®
chipsetlimitation,DDR42400MHzmemoryfrequencyisonlysupported
by 7th Generation Intel
®
processors.Highermemorymoduleswillrunatthemaximum
transferrateofDDR42400MHz.
• AccordingtoIntel
®
CPUspec,DIMMvoltagebelow1.35Visrecommendedtoprotect
theCPU.
• Duetothememoryaddresslimitationon32-bitWindows
®
OS,whenyouinstall4GB
ormorememoryonthemotherboard,theactualusablememoryfortheOScanbe
about3GBorless.Foreffectiveuseofmemory,werecommendthatyoudoanyofthe
following:
- Useamaximumof3GBsystemmemoryifyouareusinga32-bitWindows
®
OS.
 - Installa64-bitWindows
®
OSifyouwanttoinstall4GBormoreonthe
motherboard.
 - Formoredetails,refertotheMicrosoft
®
support site at http://support.microsoft.
com/kb/929605/en-us.
• Memorymoduleswithmemoryfrequencyhigherthan2133MHzanditscorresponding
timingortheloadedX.M.P.ProleisnottheJEDECmemorystandard.Thestability
andcompatibilityofthesememorymodulesdependontheCPU’scapabilitiesand
otherinstalleddevices.
• 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(4DIMMs).
• Refertowww.asus.comforthelatestMemoryQVL(QualiedVendorsList)
DIMM_A1
DIMM_A2
DIMM_B1
DIMM_B2

Asus Prime H270-Plus Specifications

General

Form Factor	ATX
Chipset	Intel H270
CPU Socket	LGA 1151
Memory Slots	4
Maximum Memory	64GB
Memory Type	DDR4
Memory Speed	2400/2133 MHz
SATA 6Gb/s Ports	6
M.2 Slots	1
USB 3.0 Ports (Rear)	4
USB 3.0 Ports (Front)	2
USB 2.0 Ports (Rear)	2
USB 2.0 Ports (Front)	4
USB 2.0 Ports	6
Audio	Realtek ALC887 8-Channel High Definition Audio CODEC
LAN	Realtek RTL8111H
Video Outputs	HDMI, DVI-D