CPU

Socket 939 for AMD® Athlon™ 64 FX / Athlon 64 X2 / Athlon 64 / Sempron
AMD Cool 'n' Quiet!™ Technology
* Refer to www.asus.com for AMD CPU support list

Chipset

VIA® K8T800 Pro
VIA VT8251

Front Side Bus

2000 / 1600 MT/s

Memory

4 x DIMM, max. 4GB, DDR 400 / 333 / 266, ECC, non-ECC, un-buffered memory
Dual Channel Architecture

Expansion Slots

1 x AGP8X
2 x PCI-E x1
3 x PCI

Storage/RAID

2 x UltraDMA 133 / 100 / 66 / 33
4 x Serial ATA (3.0Gb/s) support multi-RAID: RAID 0, RAID 1, RAID 0+1 and JBOD

Audio

ADI AD1986A SoundMAX 6-channel High Definition Audio CODEC
Jack Sensing and Enumeration
S/PDIF out interface

LAN

Realtek RTL8201CL 10/100M LAN PHY

USB

8 USB2.0 ports

Special Features

ASUS C.P.R.
ASUS JumperFree
ASUS MyLogo
SFS (Stepless Frequency Selection): FSB tuning from 200MHz up to 300MHz at 1MHz increment

Back Panel I/O Ports

1 x Parallel
1 x Serial
1 x PS/2 Keyboard
1 x PS/2 Mouse
1 x Audio I/O
1 x RJ45
1 x S/PDIF Out (Coaxial)
4 x USB

Internal I/O Connectors       

2 x USB connector supports additional 4 USB ports
20-pin ATX Power connector
4-pin ATX 12V Power connector
CD / AUX audio in connectors
CPU / Chassis FAN connectors
Azalia Analog front panel audio connector
GAME/MIDI connector
Chassis Intrusion connector
S/PDIF out connector

BIOS

4 Mb Flash ROM, AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.3, ASUS EZ Flash, ASUS CrashFree BIOS 2

Manageability

WfM 2.0, DMI 2.0, WOL by PME, WOR by PME, PXE, RPL

Support Disc

Drivers
ASUS PC Probe
Anti-Virus Software
ASUS LiveUpdate

Accessories

User's manual
UltraDMA cable
FDD cable
I/O shield
SATA cable

Form Factor

ATX, 12"x 8.3"(30.5cm x 21.0cm)