User Manual

ASUS SABERTOOTH P67 2-11
Chapter 2
• In single VGA card mode, use the PCIe 2.0 x16_1 slot (beige) 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 sufcient power when running CrossFireX™ or SLI™
mode. Refer to page 2-22 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 2-20 for details.
IRQ assignments for this motherboard
A B C D E F G H
Intel PCH SATA
Controller #0
– – – – shared – – –
Intel PCH SATA
Controller #1
– – – – shared – – –
PCIE x16_1 shared – – – – – – –
PCIE x16_2 shared – – – – – – –
PCIE x1_1 shared – – – – – – –
PCIE x1_2/USB3.0_2 – shared – – – – – –
PCIE x1_3 – – shared – – – – –
Intel LAN – shared – – – – – –
USB 2.0 Controller 1 – – – – – – – shared
USB 2.0 Controller 2 – – – – – – – shared
USB 3.0_1 shared – – – – – – –
Marvell 9120 – – shared – – – –
JMB ATA Controller – – shared – – – –
1394 Controller – shared – – – – – –
HD Audio – – – – – shared –
PCI slot 1 – – shared – – – – –
PCIe 2.0 x1_2
conguration
PCI Express sharing mode
PCIe 2.0 x1_2 USB3_34
U3 Mode
N/A Enabled
X1 Mode
x1 Disabled
* Refer to page 3-20 for details.