Asus SABERTOOTH Z97 MARK 2 User Guide - Page 38

IRQ assignments for this motherboard, PCIe x16_1, shared, SMBus Controller, SATA #0, EHCI #0

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PCIe x16_3 Configuration x2 mode x4 mode PCI Express sharing mode PCIe x16_3 Rear USB 3.0_E1~E2 x2 Enabled x4 Disabled • We recommend that you provide sufficient power when running CrossFireX™ or SLI™ mode. • Connect a chassis fan to the motherboard connector labeled CHA_FAN1-4 when using multiple graphics cards for better thermal environment. IRQ assignments for this motherboard PCIe x16_1 PCIe x16_2 PCIe x16_3 PCIe x1_1 PCIe x1_2 PCIe x1_3 SMBus Controller SATA #0 GbE Controller EHCI #0 EHCI #1 A B C D E shared - - - - - shared - - - shared - - - - - - - shared - - - - shared - - - - shared - - - shared - - - - shared - - - - shared - - - - - - shared - - - - F G H - - - - - - - - - - - - - - - - - - - - - - - - - - - - - shared - - - XHCI Controller - - - - - shared - - High Definition Audio - - - - - - shared - Chapter 1 1-24 Chapter 1: Product introduction

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1-24
Chapter 1: Product introduction
Chapter 1
•
We recommend that you provide sufficient power when running CrossFireX™ or SLI™
mode.
•
Connect a chassis fan to the motherboard connector labeled CHA_FAN1-4 when
using multiple graphics cards for better thermal environment.
IRQ assignments for this motherboard
PCIe x16_3
Configuration
PCI Express sharing mode
PCIe x16_3
Rear USB 3.0_E1~E2
x2 mode
x2
Enabled
x4 mode
x4
Disabled
A
B
C
D
E
F
G
H
PCIe x16_1
shared
–
–
–
–
–
–
–
PCIe x16_2
–
shared
–
–
–
–
–
–
PCIe x16_3
shared
–
–
–
–
–
–
–
PCIe x1_1
–
–
–
shared
–
–
–
–
PCIe x1_2
–
–
–
shared
–
–
–
–
PCIe x1_3
–
–
–
shared
–
–
–
–
SMBus Controller
–
–
shared
–
–
–
–
–
SATA #0
–
–
shared
–
–
–
–
GbE Controller
–
–
–
shared
–
–
–
–
EHCI #0
–
–
–
–
–
–
–
shared
EHCI #1
shared
–
–
–
–
–
–
–
XHCI Controller
–
–
–
–
–
shared
–
–
High Definition Audio
–
–
–
–
–
–
shared
–