User's Manual

1-12

Chapter 1: Product introduction

• InsingleVGAcardmode,usethePCIe3.0x16_1slotforaPCIExpressx16graphics

card to get better performance.

• WerecommendthatyouprovidesufcientpowerwhenrunningSLI™orCrossFireX™

mode.Seepage1-19fordetails.

• ConnectachassisfantothemotherboardconnectorlabeledCHA_FAN1/2/3when

usingmultiplegraphicscardsforbetterthermalenvironment.

VGAconguration

PCI Express operating mode

PCIe 3.0 x16_1

PCIe 3.0 x16_2 PCIe 3.0 x16_3

Single VGA/PCIe

card

x16(Recommendedfor

singleVGAcard)

N/A N/A

Dual VGA/PCIe

cards

x8 x8 N/A

Triple VGA/PCIe

cards

x8 x8 x4

IRQ assignments for this motherboard

A B C D

PCIEx16_1 Shared – – –

PCIEx16_2 – Shared – –

ASM1142 Shared – – –

PCIEx1_1 – – Shared –

LANI219V Shared – – –

PCIEx16_3 Shared – – –

M.2(X4) Shared – – –

PCIEx1_3 Shared

PCIEx1_2 Shared

XHCIController Shared – – –

SATAController Shared – – –

HDAudioController Shared – – –