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Irq assignments for this motherboard – Asus F1A75-M PRO R2.0 User Manual

Page 32

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In single VGA card mode, use the PCIe 2.0 x16_1 slot (blue) for a PCI Express x16

graphics card to get better performance.

We recommend that you provide sufficient power when running CrossFireX™ mode.

See page 1-25 for details.

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

using multiple graphics cards for better thermal environment.

VGA configuration

PCI Express operating mode
PCIe x16_1

PCIe x16_2

Single VGA/PCIe card

x16 (Recommended for single VGA card)

N/A

Dual VGA/PCIe card

x16

x4

IRQ assignments for this motherboard

A

B

C

D

E

F

G

H

PCIEx16_1

shared

PCIEx16_2

shared

PCIEx1_1

shared

PCI1 slot

shared

OnChip IGP

shared

Realtek 8111F controller

shared

ASM USB3.0

shared

HD audio

shared

SATA controller

shared

Onboard USB3.0 controller1

shared

Onboard USB3.0 controller2

shared

Onboard USB1.0 controller

shared

Chapter 1: Product introduction

1-20