Irq Assignments For This Motherboard - Asus PRIME Z270-P Manual

VGA configuration
Single VGA/PCIe card
Dual VGA/PCIe cards
• In single VGA card mode, use the PCIe 3.0 x16_1 slot (gray) 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 when
using multiple graphics cards for better thermal environment.

IRQ assignments for this motherboard

HD Audio Controller
XHCI
SATA Controller
LAN Controller
PCIEx1_1
PCIEx1_2
PCIEx1_3
PCIEx1_4
PCIEx16_1
PCIEx16_2
M.2_1
M.2_2
ASUS PRIME Z270-P
PCI Express operating mode
PCIe 3.0 x16_1 (gray)
x16 (Recommended for single VGA
card)
x16
A B C
shared – –
shared – –
shared –
shared – –
– – –
shared – –
– shared –
– – shared
shared – –
shared – –
shared – –
shared – –
D E F
– – –
– – –
– – –
– – –
shared – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
PCIe 3.0 x16_2
(black, x4 mode)
N/A
x4
G H
– –
– –
– –
– –
– –
– –
– –
– –
– –
– –
– –
– –
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