MSI 865PE NEO2-LS - Motherboard - ATX User Manual

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MS-6728 ATX Mainboard
PCI Interrupt Request Routing
The IRQ, acronym of interrupt request line and pronounced I-R-Q, are
hardware lines over which devices can send interrupt signals to the
microprocessor. The PCI IRQ pins are typically connected to the PCI bus INT
A# ~ INT D# pins as follows:
Order 1 Order 2 Order 3 Order 4
PCI Slot 1 INT A# INT B# INT C# INT D#
PCI Slot 2 INT B# INT C# INT D# INT A#
PCI Slot 3 INT C# INT D# INT A# INT B#
PCI Slot 4 INT D# INT A# INT B# INT C#
PCI Slot 5 INT B# INT C# INT D# INT A#

MSI 865PE NEO2-LS - Motherboard - ATX Specifications

General

Form Factor	ATX
Chipset	Intel 865PE
Socket	Socket 478
Memory Type	DDR SDRAM
Maximum RAM	4 GB
Supported RAM Speed	DDR 400/333/266
Expansion Slots	1 x AGP 8X, 5 x PCI
Integrated LAN	Yes
LAN Controller	Realtek RTL8100C
Audio Codec	Realtek ALC655
Audio Output	6-channel
Compatible Processors	Intel Pentium 4, Celeron
Memory Slots	4 x DIMM
Storage Interfaces	2 x ATA100, 2 x SATA 1.5Gb/s
LAN Ports	1 x RJ-45
USB Ports	8 x USB 2.0