Asus h170 pro gaming [20/93] Configuring an expansion card

Asus h170 pro gaming [20/93] Configuring an expansion card
1-10
Chapter 1: Product introduction
4. Alignthecardconnectorwiththeslotandpressrmlyuntilthecardiscompletely
seated on the slot.
5. Securethecardtothechassiswiththescrewyouremovedearlier.
6. Replacethesystemcover.
1.5.2 Configuring an expansion card
Afterinstallingtheexpansioncard,congureitbyadjustingthesoftwaresettings.
1. TurnonthesystemandchangethenecessaryBIOSsettings,ifany.SeeChapter2for
informationonBIOSsetup.
2. AssignanIRQtothecard.
3. Installthesoftwaredriversfortheexpansioncard.
WhenusingPCIcardsonsharedslots,ensurethatthedriverssupport“ShareIRQ”orthat
thecardsdonotneedIRQassignments.Otherwise,conictswillarisebetweenthetwoPCI
groups,makingthesystemunstableandthecardinoperable.
1.5.3 PCI Express 3.0 x1 slots
ThismotherboardsupportsPCIExpressx1networkcards,SCSIcards,andothercardsthat
complywiththePCIExpressspecications.
1.5.4 PCI Express 3.0 x16 slots
ThismotherboardhastwoPCIExpress3.0x16slotsthatsupportPCIExpress3.0x16
graphiccardscomplyingwiththePCIExpressspecications.
• InsingleVGAcardmode,usethePCIe3.0x16_1slot(gray)foraPCIExpressx16
graphics card to get better performance.
• WerecommendthatyouprovidesufcientpowerwhenrunningCrossFireX™mode.
• ConnectachassisfantothemotherboardconnectorlabeledCHA_FAN1/2/3when
usingmultiplegraphicscardsforbetterthermalenvironment.
VGA configuration
PCI Express operating mode
PCIe 3.0 x16_1 (gray) PCIe 3.0 x16_2 (black)
Single VGA/PCIe card
x16 N/A
Dual VGA/PCIe cards
x16 x4
PCIE Auto mode
PCIEX1_2
N/A x1 N/A x1
PCIEX1_3
N/A N/A x1 x1
PCIEX16_2
x4 x2 x2 x2

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