Asus PRIME B350-PLUS PRIME B350-PLUS Users ManualEnglish - Page 15

IRQ assignments for this motherboard - supported cpu

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IRQ assignments for this motherboard • For 7th Generation A-series / Athlon™ processors PCIEx16_1 PCIEx16_2 PCIEx1_1 PCIEx1_2 PCI_1 PCI_2 M.2 CPU USB3.0 XHCI controller AMD Promonotry Chip XHCI controller SATA controller HD audio controller Realtek LAN controller A B C D E - - - shared - shared - - - - - - shared - - - - - shared - shared - - - - - shared - - - - - - shared - - - shared - - shared - - - - - shared - - - - - shared - - - - - - - F G H - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - shared - - - - • For Ryzen™ processors PCIEx16_1 PCIEx16_2 PCIEx1_1 PCIEx1_2 PCI_1 PCI_2 M.2 CPU USB3.0 XHCI controller AMD Promonotry Chip XHCI controller SATA controller HD audio controller Realtek LAN controller A B C D E - - - - - shared - - - - - - shared - - - - - shared - shared - - - - - shared - - - shared - - - - - - - - - shared - - - - - shared - - - - - - shared - shared - - - - F G H - shared - - - - - - - - - - - - - - - - - - - - - shared - - - - - - - - - - - - When using PCI cards on shared slots, ensure that the drivers support "Share IRQ" or that the cards do not need IRQ assignments. Otherwise, conflicts will arise between the two PCI groups, making the system unstable and the card inoperable. ASUS PRIME B350-PLUS 1-7

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ASUS PRIME B350-PLUS
1-7
A
B
C
D
E
F
G
H
PCIEx16_1
–
–
–
shared
–
–
–
–
PCIEx16_2
shared
–
–
–
–
–
–
–
PCIEx1_1
–
–
shared
–
–
–
–
–
PCIEx1_2
–
–
–
shared
–
–
–
–
PCI_1
shared
–
–
–
–
–
–
–
PCI_2
–
shared
–
–
–
–
–
–
M.2
–
–
–
shared
–
–
–
–
CPU USB3.0 XHCI
controller
–
–
shared
–
–
–
–
–
AMD Promonotry Chip
XHCI controller
shared
–
–
–
–
–
–
–
SATA controller
–
–
–
shared
–
–
–
–
HD audio controller
–
–
–
–
–
–
shared
–
Realtek LAN controller
shared
–
–
–
–
–
–
–
IRQ assignments for this motherboard
•
For 7th Generation A-series / Athlon™ processors
A
B
C
D
E
F
G
H
PCIEx16_1
–
–
–
–
–
–
shared
–
PCIEx16_2
shared
–
–
–
–
–
–
–
PCIEx1_1
–
–
shared
–
–
–
–
–
PCIEx1_2
–
–
–
shared
–
–
–
–
PCI_1
shared
–
–
–
–
–
–
–
PCI_2
–
shared
–
–
–
–
–
–
M.2
shared
–
–
–
–
–
–
–
CPU USB3.0 XHCI
controller
–
–
–
–
–
–
–
shared
AMD Promonotry Chip
XHCI controller
shared
–
–
–
–
–
–
–
SATA controller
–
shared
–
–
–
–
–
–
HD audio controller
–
–
–
shared
–
–
–
–
Realtek LAN controller
shared
–
–
–
–
–
–
–
•
For Ryzen™ processors
When using PCI cards on shared slots, ensure that the drivers support “Share IRQ” or that
the cards do not need IRQ assignments. Otherwise, conflicts will arise between the two PCI
groups, making the system unstable and the card inoperable.