Irq Assignments For This Motherboard - Asus Z170-E Manual

Slot No. Expansion slot
PCIe 3.0/2.0 x1_1 slot
PCIe 3.0/2.0 x16_1 slot
PCIe 3.0/2.0 x1_2 slot
PCIe 3.0/2.0 x16_2 slot
PCIe 3.0/2.0 x1_3 slot
PCIe 3.0/2.0 x16_3 slot
VGA configuration
Single VGA/PCIe card
Dual VGA/PCIe card
• We recommend that you provide sufficient power when running CrossFireX™ or SLI™
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

PCIE x16_1
PCIE x16_2
PCIE x16_3
PCIE x1_1
PCIE x1_2
PCIE x1_3
SMBUS Controller
Intel SATA Controller
Intel LAN
Intel xHCI
HD Audio
ASMedia USB 3.1 Controller
M.2
SATA6G_3
SATA6G_4
SATA6G_5
SATA6G_6
ASUS Z170-E Series
PCI Express 3.0 operating mode
PCIe 3.0/2.0 x16_1
x16 (single VGA
recommended)
x8
A B
Shared –
Shared –
Shared –
– Shared
– –
– –
Shared –
Shared –
Shared –
Shared –
Shared –
Shared –
Shared –
– –
– –
– –
– –
PCIe 3.0/2.0 x16_2
N/A
x8
C D
– –
– –
– –
– –
Shared –
– Shared
– –
– –
– –
– –
– –
– –
– –
Shared –
– Shared
Shared –
– Shared
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