Asus F2A85-M2 - Manual (Page 32)

1-20 Chapter 1: Product introduction
• In single VGA card mode, use the PCIe 2.0 x16_1 slot (blue) for a PCI Express x16
graphics card to get better performance.
• Connect a chassis fan to the motherboard connector labeled CHA_FAN when using
multiple graphics cards for better thermal environment.
VGA configuration
PCI Express operating mode
PCIe x16_1
PCIe x4_1
Single VGA/PCIe card x16 (Recommended for single VGA card) N/A
Dual VGA/PCIe card x16 x4
1.6.5 PCI Express x16 slots
This motherboard supports two PCI Express x16 graphics cards that comply with the PCI
Express specifications.
IRQ assignments for this motherboard
A B C D E F G H
Onchip Chip SATA - - - V - - - -
Realtek 8111DP - V - - - - - -
PCI Slot - - - - V - - -
HD audio V - - - - - - -
On Chip USB OHCI 1/2/3/4 - - V - - - - -
On Chip USB EHCI 1/2/3/4 - V - - - - - -
On Chip USB XHCI 1 - - V - - - - -
On Chip USB XHCI 2 - V - - - - - -
PCIe X16 - - V - - - - -
PCIe X1_1 V - - - - - - -
PCIe X4_1 V - - - - - - -