Asus Z170-PRO User Guide - Page 25

IRQ assignments for this motherboard, VGA configuration, Single VGA/PCIe, Dual VGA/PCIe

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PCI Express operating mode VGA configuration PCIe 3.0 x16_1 (gray) PCIe 3.0 x16_2 Single VGA/PCIe x16 (Recommended for card single VGA card) N/A Dual VGA/PCIe cards x8 x8 Triple VGA/PCIe cards x8 x8 PCIe 3.0 x16_3 N/A N/A x4 • 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 SLI™ or CrossFireX™ mode. See page 1-22 for details. • Connect a chassis fan to the motherboard connector labeled CHA_FAN1/2/3 when using multiple graphics cards for better thermal environment. IRQ assignments for this motherboard A B C D E F G H I.G.D. Shared - - - - - - - HD Audio Controller Shared - - - - - - - XHCI Controller Shared - - - - - - - SATA Controller LAN Controller Shared - - - - - - - Shared - - - - - - - PCIE x16_1 Shared - - - - - - - PCIE x16_2 PCIE x16_3 - Shared - - - - - - Shared - - - - - - - PCIE x1_1 - - Shared - - - - - PCIE x1_2 PCIE x1_3 Asmedia USB 3.1 Controller - - - Shared - - - - - - Shared - - - - - - - Shared - - - - - ASUS Z170 PRO GAMING 1-15

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ASUS Z170 PRO GAMING
1-15
•
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 SLI™ or CrossFireX™
mode. See page 1-22 for details.
•
Connect a chassis fan to the motherboard connector labeled CHA_FAN1/2/3 when
using multiple graphics cards for better thermal environment.
VGA configuration
PCI Express operating mode
PCIe 3.0 x16_1 (gray)
PCIe 3.0 x16_2
PCIe 3.0 x16_3
Single VGA/PCIe
card
x16 (Recommended for
single VGA card)
N/A
N/A
Dual VGA/PCIe
cards
x8
x8
N/A
Triple VGA/PCIe
cards
x8
x8
x4
IRQ assignments for this motherboard
A
B
C
D
E
F
G
H
I.G.D.
Shared
–
–
–
–
–
–
–
HD Audio Controller
Shared
–
–
–
–
–
–
–
XHCI Controller
Shared
–
–
–
–
–
–
–
SATA Controller
Shared
–
–
–
–
–
–
–
LAN Controller
Shared
–
–
–
–
–
–
–
PCIE x16_1
Shared
–
–
–
–
–
–
–
PCIE x16_2
–
Shared
–
–
–
–
–
–
PCIE x16_3
Shared
–
–
–
–
–
–
–
PCIE x1_1
–
–
Shared
–
–
–
–
–
PCIE x1_2
–
–
–
Shared
–
–
–
–
PCIE x1_3
–
–
Shared
–
–
–
–
–
Asmedia USB 3.1
Controller
–
–
Shared
–
–
–
–
–