Chapter 1 – Asus SABERTOOTH Z87 User Manual
Page 35

ASUS SABERTOOTH Z87
1-21
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
PCIe x1_1
PCIe x1_2
PCIe x1_3
eSATA 6Gb/s
x1 mode
x1
x1
x1
x1
Disabled
x4 mode
x4
Disabled
Disabled
Disabled
Disabled
eSATA mode
x1
N/A
x1
x1
Enabled
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
–
–
–
–
–
Intel
®
SATA Controller
–
–
–
shared
–
–
–
–
Intel
®
LAN
–
–
–
–
shared
–
–
–
USB 2.0 (mid-board)
shared
–
–
–
–
–
–
–
USB 2.0 (rear I/O)
–
–
–
–
–
–
–
shared
USB 3.0
–
–
–
–
–
shared
–
–
ASM1061 SATA
Controller (rear I/O)
–
–
shared
–
–
–
–
–
ASM1061 SATA
Controller (mid-board)
–
–
shared
–
–
–
–
–
HD Audio
–
–
–
–
–
–
shared
–