Asus H87M-PRO H87M-PRO User's Manual - Page 27

IRQ assignments for this motherboard, PCI Express operating mode, PCIe 3.0/2.0 x16_1, Single VGA/PCIe

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VGA configuration Single VGA/PCIe card Dual VGA/PCIe card PCI Express operating mode PCIe 3.0/2.0 x16_1 PCIe 2.0 x16_2 x16 (Recommend for single VGA) N/A x16 x4 • In single VGA card mode, use the PCIe 3.0/2.0 x16_1 slot (yellow) for a PCI Express x16 graphics card to get better performance. • We recommend that you provide sufficient power when running CrossFireX™ mode. • Connect a chassis fan to the motherboard connector labeled CHA_FAN1/2/3 when using multiple graphics cards for better thermal environment. • The PCIe x16_2 slot shares bandwidth with PCIe x1_1 and PCIe x2 slots. The default setting is x2 mode. Go to the BIOS Setup to change the settings. IRQ assignments for this motherboard LAN Marvell 9172 PCIE x16_1 PCIE x16_2 PCIE x1_1 PCIE x1_2 Intel PCH SATA Controller HD Audio USB 2.0_1 USB 2.0_2 USB 3.0 A B C D E F G H - - shared - - - - - - - - shared - - - - shared - - - - - - - shared - - - - - - - - - shared - - - - - - - - shared - - - - - - - shared - - - - - - - - - - shared - - - - - - - - shared - - - - shared - - - - - - - - shared - - Chapter 1 ASUS H87M-PRO 1-13

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ASUS H87M-PRO
1-13
Chapter 1
VGA configuration
PCI Express operating mode
PCIe 3.0/2.0 x16_1
PCIe 2.0 x16_2
Single VGA/PCIe
card
x16 (Recommend for single VGA)
N/A
Dual VGA/PCIe card
x16
x4
•
In single VGA card mode, use the PCIe 3.0/2.0 x16_1 slot (yellow) for a PCI Express
x16 graphics card to get better performance.
•
We recommend that you provide sufficient power when running CrossFireX™ mode.
•
Connect a chassis fan to the motherboard connector labeled CHA_FAN1/2/3 when
using multiple graphics cards for better thermal environment.
•
The PCIe x16_2 slot shares bandwidth with PCIe x1_1 and PCIe x2 slots. The default
setting is x2 mode. Go to the BIOS Setup to change the settings.
IRQ assignments for this motherboard
A
B
C
D
E
F
G
H
LAN
–
–
shared
–
–
–
–
–
Marvell 9172
–
–
–
shared
–
–
–
–
PCIE x16_1
shared
–
–
–
–
–
–
–
PCIE x16_2
shared
–
–
–
–
–
–
–
PCIE x1_1
–
–
shared
–
–
–
–
–
PCIE x1_2
–
–
–
shared
–
–
–
–
Intel PCH SATA Controller
–
–
–
shared
–
–
–
–
HD Audio
–
–
–
–
–
–
shared
–
USB 2.0_1
–
–
–
–
–
–
–
shared
USB 2.0_2
–
–
–
–
shared
–
–
–
USB 3.0
–
–
–
–
–
shared
–
–