Asus M5A99FX PRO R2.0 - Manual (Page 37)

ASUS M5A99FX PRO R2.0 1-23
Chapter 1
IRQ assignments for this motherboard
A B C D E F G H
PCIe x16_1 shared – – – – – – –
PCIe x16_2 shared – – – – – – –
PCIe x16_3 shared – – – – – –
PCIe x16_4 – – – – shared – – –
PCIe x1 – – – – – – – shared
PCI – – – – shared – – –
ASM SATA – – – – shared – – –
USB 3.0_1 – – – – – shared – –
USB 3.0_2 – – – – – – shared –
Realtek 8111F (LAN) – – – – – – – shared
On Chip SATA – – – shared – – – –
On Chip USB_1 – – shared – – – – –
On Chip USB_2 – – – – shared – – –
On Chip USB_3 – – – – – – shared –
HD Audio shared – – – – – – –
• 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_3 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 2-28 for details.
• Connect a chassis fan to the motherboard connector labeled CHA_FAN1/2/3 when
using multiple graphics cards for better thermal environment.