IRQ assignments for this motherboard
PCIEx16
PCIEx1_1
PCIEx1_2
Realtek 8111F controller
USB2.0 controller 1
USB2.0 controller 2
HD audio
SATA controller 1
SATA controller 2
ASUS H81M-C R2.0
A
B
C
shared
–
–
–
–
–
shared
–
–
–
shared
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
D
E
F
–
–
–
shared
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
shared
–
–
shared
–
–
G
H
–
–
–
–
–
–
–
–
–
shared
–
shared
shared
–
–
–
–
–
1-11