Chapter 2 – Asus P8P67 PRO User Manual
Page 31

ASUS P8P67 PRO
2-13
Chapter 2
VGA configuration
PCI Express operating mode
PCIe 2.0 x16_1
PCIe 2.0 x16_2
Single VGA/PCIe card
x16
(Recommend for single VGA)
N/A
Dual VGA/PCIe card
x8
x8
•
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.
•
In CrossFireX™ or SLI™ mode, use the PCIe 2.0 x16_1 and PCIe 2.0 x16_2 slots for
PCI Express x16 graphics cards to get better performance.
•
We recommend that you provide sufficient power when running CrossFireX™ or SLI™
mode. Refer to page 2-25 for details.
•
Connect a chassis fan to the motherboard connector labeled CHA_FAN1/2 when using
multiple graphics cards for better thermal environment. See page 2-23 for details.
IRQ assignments for this motherboard
A
B
C
D
E
F
G
H
PCIEx16_1
shared
–
–
–
–
–
–
–
PCIEx16_2
shared
–
–
–
–
–
–
–
PCIEx16_3
–
shared
–
–
–
–
–
–
PCIEx1_1
–
–
shared
–
–
–
–
–
PCIEx1_2/USB3_2
–
shared
–
–
–
–
–
PCI_1
–
–
shared
–
–
–
–
–
PCI_2
–
–
–
shared
–
–
–
–
LAN_1
–
–
–
shared
–
–
–
USB 2.0 Controller 1
–
–
–
–
–
–
–
shared
USB 2.0 Controller 2
–
–
–
–
–
–
–
shared
USB 3.0 Controller
shared
SATA Controller
–
–
shared
–
–
–
–
–
SATA 6G Controller (IO
Levelup disabled or set
to USB 3.0)
–
–
–
shared
–
–
–
–
JMicron ATA Controller
–
–
shared
–
–
–
–
–
1394 Controller
–
shared
–
–
–
–
–
–
HD Audio
–
–
–
–
–
–
shared
–
PCIEX16_3
PCI Express sharing mode
configuration
PCIEX16_3
PCEX1_1
PCEX1_2
USB3_34
eSATA
Auto Mode
X1
X1
N/A
X1
X1
x1 Mode
X1
X1
X1
N/A
X1
X4 Mode
X4
(Recommend
for High speed
Devices)
N/A
N/A
N/A
N/A
PCIex1 lane allcation table
* Please refer to 3-20 for details.