Asus Z10PE-D16 10G-2T User Guide - Page 36

Interrupt assignments, 2.5.4 PCI Express x16 slot (x16 link)

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2.5.3 Interrupt assignments Standard Interrupt assignments IRQ Priority Standard function 0 1 System Timer 1 2 Keyboard Controller 2 - Programmable Interrupt 3* 11 Communications Port (COM2) 4* 12 Communications Port (COM1) 5* 13 -- 6 14 Floppy Disk Controller 7* 15 -- 8 3 System CMOS/Real Time Clock 9* 4 ACPI Mode when used 10* 5 IRQ Holder for PCI Steering 11* 6 IRQ Holder for PCI Steering 12* 7 PS/2 Compatible Mouse Port 13 8 Numeric Data Processor 14* 9 Primary IDE Channel 15* 10 Secondary IDE Channel * These IRQs are usually available for ISA or PCI devices. 2.5.4 PCI Express x16 slot (x16 link) The onboard PCIE2 and PCIE4 provide two x16 Gen3 link to CPU2; the onboard PCIE6 provide one x16 Gen3 link to CPU1. These slots support VGA cards and various server class high performance add-on cards. 2.5.5 PCI Express x8 slot (x8 link) The onboard PCIE3 provides one x8 Gen3 link to CPU1. 2.5.6 PCI Express x8 slot (x4 link) The onboard PCIE1 provides one x4 Gen3 link to CPU1. 2-18 Chapter 2: Hardware information

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2-18
Chapter 2: Hardware information
* These IRQs are usually available for ISA or PCI devices.
IRQ
Priority
Standard function
0
1
System Timer
1
2
Keyboard Controller
2
-
Programmable Interrupt
3*
11
Communications Port (COM2)
4*
12
Communications Port (COM1)
5*
13
--
6
14
Floppy Disk Controller
7*
15
--
8
3
System CMOS/Real Time Clock
9*
4
ACPI Mode when used
10*
5
IRQ Holder for PCI Steering
11*
6
IRQ Holder for PCI Steering
12*
7
PS/2 Compatible Mouse Port
13
8
Numeric Data Processor
14*
9
Primary IDE Channel
15*
10
Secondary IDE Channel
2.5.3
Interrupt assignments
Standard Interrupt assignments
2.5.4
PCI Express x16 slot (x16 link)
The onboard PCIE2 and PCIE4 provide two x16 Gen3 link to CPU2; the onboard PCIE6
provide one x16 Gen3 link to CPU1. These slots support VGA cards and various server class
high performance add-on cards.
2.5.5
PCI Express x8 slot (x8 link)
The onboard PCIE3 provides one x8 Gen3 link to CPU1.
2.5.6
PCI Express x8 slot (x4 link)
The onboard PCIE1 provides one x4 Gen3 link to CPU1.