Specifications

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Chapter 1: Product introduction
Chapter 1
• We recommend that you provide sufcient power when running CrossFireX™ mode.
• Connect a chassis fan to the motherboard connector labeled CHA_FAN1-3 when
using multiple graphics cards for better thermal environment.
• Only FM2+ processors can support PCIe 3.0 speed rate.
PCIEX16/X8_1 slot switches to x8 mode when PCIEX8_2 slot is occupied.
VGA Configuration
PCIe operating mode
Single VGA CrossFireX™ 3-WAY CrossFireX™
PCIEX16/X8_1 x16 x16 x8
PCIEX8_2 _ _
x8
PCIEX4_3 _
x4 x4
IRQ assignments for this motherboard
A B C D E F G H
PCIE x16 – – shared – – – – –
PCIE x8 – – – shared – – – –
PCIE x4 shared – – – – – – –
PCIE x1_1 shared – – – – – – –
ASM USB3.0 – shared – – – – – –
Intel LAN Controller – – shared – – – – –
PCIE x1_2 – – – shared – – – –
HD Audio shared – – – – – – –
SATA Controller – – – shared – – –
OnChip XHCI
Controller 1
– – shared – – – – –
OnChip XHCI
Controller 2
– shared – – – – – –
OnChip USB EHCI – shared – – – – – –
OnChip USB OHCI – – shared – – – – –