Asus P5N-E SLI LGA775 650I DDR2 Motherboard. This motherboard supports the latest Intel 45nm CPU which introduces new micro-architecture features for greater performance at a given frequency, up to 50% larger L2 caches, and expanded power management capabilities for new levels of energy efficiency. This motherboard supports the latest Intel® Core™2 processors in LGA775 package. It also can support Intel® next generation 45nm Multi-Core CPU. With new Intel® Core™ microarchitecture technology and 1333 / 1066 / 800 MHz FSB, Intel® Core™2 processor is one of the most powerful and energy efficient CPU in the world.

Specifications:
CPU
Intel Socket 775 Core™2 Quad/Pentium® Extreme/Pentium® D/Pentium® 4/Celeron Processors
Compatible with Intel® 05B/05A/06 processors
Support Intel® 45nm CPU
Intel® Hyper-Threading Technology ready
Chipset
NVIDIA nForce 650i SLI
Front Side Bus
1333/1066/800/533 MHz
Memory
4 x DIMM, Max. 8 GB, DDR2 800/667/533 Non-ECC,Un-buffered Memory
Dual Channel memory architecture
Expansion Slots
2 x PCIe x16 , Single VGA mode: x16 (Default), SLI mode: x8, x8
1 x PCIe x1
2 x PCI 2.2
Storage
Southbridge
2 xUltraDMA 133/100/66/33
4 xSATA 3 Gb/s ports Support RAID 0,1,0+1,5,JBOD
1 x External Serial ATA 3.0 Gb/s (SATA On-the-Go)
LAN
Gigabit LAN featuring AI Net2 Marvell 88E1116 PHY
Audio
Realtek ALC883 6 -Channel CODEC
Coaxial / Optical S/PDIF out ports
Support Jack-Sensing, Enumeration, Multi-streaming
USB Ports
8 USB 2.0 ports
Back Panel I/O Ports
1 x Parallel
1 x PS/2 Keyboard
1 x PS/2 Mouse
1 x External SATA
1 x S/PDIF Out
1 x IEEE 1394a
1 x LAN(RJ45) port
4 x USB 2.0/1.1
6 -Channel Audio I/O
Internal I/O Connectors
2 x USB connectors supports additional 4 USB ports
1 x Floppy disk drive connector
1 x IEEE 1394a connector
1 x CPU Fan connector
2 x Chassis Fan connector
1 x S/PDIF Out connector
1 x4-pin ATX 12V Power connector
24 Power connector
Front panel audio connector
COM connector
Chassis Intrusion connector
CD/AUX audio in
System Panel
BIOS
4 Mb Flash ROM
DMI 2.0
PnP
WfM 2.0
SM BIOS 2.3
Award BIOS
ASUS EZ Flash 2
ASUS CrashFree BIOS 2
Form Factor
ATX Form Factor
12 inch x 9 inch ( 30.5 cm x 22.9 cm )
