Asus H81M-CT User Guide - Page 18

1-10

Chapter 1: Product introduction

1.5.3

PCI Express 2.0 x1 slots

This motherboard supports PCI Express x1 network cards, SCSI cards, and other cards that

comply with the PCI Express specifications.

1.5.4

PCI Express x16 slot

This motherboard has a PCI Express x16 slot that supports PCI Express x16 graphic cards

complying with the PCI Express specifications.

1.5.3

PCI slots

The PCI slot supports cards such as a LAN card, SCSI card, USB card, and other cards that

comply with PCI specifications.

IRQ assignments for this motherboard

A

B

C

D

E

F

G

H

PCIEx16_1

shared

–

–

–

–

–

–

–

PCIEx1_1

shared

–

–

–

–

–

–

–

Intel SATA Controller

–

–

–

shared

–

–

–

–

Realtek LAN

–

–

shared

–

–

–

–

–

Intel XHC

–

–

–

–

–

shared

–

–

Intel EHCI1

–

–

–

–

–

–

–

shared

Intel EHCI2

–

–

–

–

shared

–

–

–

HD Audio

–

–

–

–

–

–

shared

–

Section	Page
Safety information	4
About this guide	4
Package contents	6
H81M-CT specifications summary	6
Chapter 1: Product introduction	9
1.1 Before you proceed	9
1.2 Motherboard overview	9
1.3 Central Processing Unit (CPU)	11
1.4 System memory	15
1.5 Expansion slots	17
1.6 Jumpers	19
1.7 Connectors	20
1.8 Onboard LEDs	27
1.9 Software support	28
Chapter 2: BIOS information	29
2.1 Managing and updating your BIOS	29
2.2 BIOS setup program	34
2.3 My Favorites	37
2.4 Main menu	38
2.5 Ai Tweaker menu	40
2.6 Advanced menu	41
2.7 Monitor menu	50
2.8 Boot menu	51
2.9 Tools menu	55
2.10 Exit menu	57
Appendices	59
Notices	59

Asus H81M-CT User Guide - Page 18

PCI Express 2.0 x1 slots, PCI slots, IRQ assignments for this motherboard

Page 18 highlights