1.5.3
PCI slot
The PCI slot supports cards such as a LAN card, SCSI card, USB card, and other cards that
1.5.4
PCI Express 2.0 x1 slot
This motherboard supports PCI Express x1 network cards, SCSI cards, and other cards that
1.5.5
PCI Express x16 slot
This motherboard supports PCI Express x16 network cards, SCSI cards, and other cards that
IRQ assignments for this motherboard
PCIEx16_1
PCIEx1_1
PCI1 slot
Realtek LAN controller
HD audio
SATA controller
OnChip XHCI controller1
OnChip XHCI controller2
OnChip USB EHCI 1/2/3
OnChip USB OHCI
ASUS A88XM-A
A
B
C
–
–
shared
shared
–
–
–
–
–
–
shared
–
shared
–
–
–
–
–
–
–
shared
–
shared
–
–
shared
–
–
–
shared
D
E
F
–
–
–
–
–
–
–
shared
–
–
–
–
–
–
–
shared
–
–
–
–
–
–
–
–
–
–
–
–
–
–
G
H
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
1-11