User guide

1-16

Chapter 1: Product introduction

Chapter 1

IRQ assignments for this motherboard

A B C D E F G H

PCIe x16_1 - - - - shared - - -

PCIe x16_2 - - - - shared - - -

PCIe x1_1 - - - - - - shared -

PCIe x1_2 - - - - - shared - -

PCI 1 - - - - shared - - -

PCI 2 - - - - - shared - -

Realtek 8111F (LAN) - - - - shared - - -

ASMedia USB 3.0 - - shared - - - - -

On Chip SATA - - - shared - - - -

On Chip USB_1 - - shared - - - - -

On Chip USB_2 - - shared - - - - -

On Chip USB_3 - - shared - - - - -

HD Audio shared - - - - - - -

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

x16 graphics card to get better performance.

• We recommend that you provide sufcient power when running CrossFireX™.

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

using multiple graphics cards for better thermal environment.