Table of Contents
Advertisement
2.5.3
Interrupt assignments
Standard Interrupt assignments
IRQ
Priority
0
1
1
2
2
-
3*
11
4*
12
5*
13
6
14
7*
15
8
3
9*
4
10*
5
11*
6
12*
7
13
8
14*
9
15*
10
* These IRQs are usually available for ISA or PCI devices.
2.5.4
PCI Express x16 slot (x16 link)
The onboard PCIE 2 and PCIE4 provide two x16 Gen3 link to CPU2; The onboard PCIE 6
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 PCIE 3 provides one x8 Gen3 link to CPU1.
2.5.6
PCI Express x8 slot (x4 link)
The onboard PCIE 1 provides one x4 Gen2 link to Intel PCH.
2.5.7
PIKE slots
The PIKE slot allows you to choose and change your preferred SAS solution easily. Install an
optional ASUS PIKE RAID card based on your needs.
2-18
Standard function
System Timer
Keyboard Controller
Programmable Interrupt
Communications Port (COM2)
Communications Port (COM1)
--
Floppy Disk Controller
--
System CMOS/Real Time Clock
ACPI Mode when used
IRQ Holder for PCI Steering
IRQ Holder for PCI Steering
PS/2 Compatible Mouse Port
Numeric Data Processor
Primary IDE Channel
Secondary IDE Channel
Chapter 2: Hardware information
Advertisement
Table of Contents
