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1.6.5
PCI Express x16 slots
This motherboard supports two PCI Express x16 graphics cards that comply with the PCI
Express specifications.
VGA configuration
Single VGA/PCIe card
Dual VGA/PCIe card
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IRQ assignments for this motherboard
Onchip Chip SATA
Realtek 8111DP
PCI Slot
HD audio
On Chip USB OHCI 1/2/3/4
On Chip USB EHCI 1/2/3/4
On Chip USB XHCI 1
On Chip USB XHCI 2
PCIe X16
PCIe X1_1
PCIe X4_1
1-20
PCI Express operating mode
PCIe x16_1
x16 (Recommended for single VGA card)
x16
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.
A
B
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PCIe x4_1
N/A
x4
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Chapter 1: Product introduction
F
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