Specifications

2-14 Chapter 2: Hardware information
Chapter 2
• 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_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 2-31 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 2-30 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 – – – –
SMBUS Controller – shared – – – – –
Thermal Controller – shared – – – – –
EHCI #0 – – – – – – – shared
EHCI #1 – – – – – – – shared
PCIE x16_1 shared – – – – – – –
PCIE x16_2 shared – – – – – –
PCIE x4 shared – – – – – – –
Renesas Electronics
USB 3.0 #1
shared – – – – – – –
Renesas Electronics
USB 3.0 #2
– – shared – – – – –
Intel 82579 LAN – shared – – – – – –
PLX PCIE Bridge – – shared – – – –
LAN_2 – – shared – – – –
VIA 6315N shared – – – – – – –
RealTek 8111E – – – shared – – – –
JMicron 362 IDE
Controller
shared – – – – – – –
Marvell 9128 Hardware
RAID Controller
– shared – – – – – –
PCIE x1_1 – – shared – – – – –
PCIE x1_2 shared – – – – – – –
PCI slot 1 – – shared – – – –
PCI slot 2 shared – – – – – – –