CPU
Support AMD® Socket AM2 Athlon 64 X2 / Athlon 64 FX / Athlon 64/ Sempron
AMD Cool 'n' Quiet™ Technology
AMD64 architecture enables simultaneous 32-bit and 64-bit computing
AMD Live!™ Ready
Chipset
NVIDIA nForce® 590 SLI™ MCP
NVIDIA LinkBoost™ Technology
Front Side Bus
2000 / 1600 MT/s
Memory
Dual channel memory architecture
4 x DIMM, max. 8GB, DDR2-800/667/533, ECC and non-ECC, un-buffered memory
Expansion Slots
2 x PCI Express x16 slot with NVIDIA® SLI™ technology support, at full x16, x16 speed
1 x PCI Express x4
3 x PCI 2.2
SLI
Support two identical NVIDIA SLI-Ready graphics cards (both at x16 mode)
ASUS two-slot thermal design
ASUS PEG Link
Storage
NVIDIA nForce® 590 SLI™ MCP supports:
* 1 x Ultra DMA 133 / 100 / 66 / 33
* 6 x Serial ATA 3.0Gb/s
* NVIDIA MediaShield™ RAID supports RAID 0, 1, 0+1, 5 and JBOD span cross Serial ATA drives
Silicon Image® 3132 SATA controller supports
* 2 x External Serial ATA 3.0Gb/s port on back I/O (SATA On-the-Go)
* Support RAID 0, 1, and JBOD

LAN
Dual Gigabit LAN controllers support NVIDIA DualNet® technology
NVIDIA nForce® 590 SLI™ MCP built-in dual Gigabit MAC with external Marvell PHY
* Support Teaming and fail-over functions
* Support TCP/IP Acceleration
Audio
SupremeFX Audio Card
featuring ADI 1988B 8-channel High Definition Audio CODEC
Support Jack-Sensing, Enumeration, Multi-streaming and Jack-Retasking
8 channel audio ports
Coaxial, Optical S/PDIF out on back I/O port
* ASUS Array Mic
* Noise Filter
IEEE 1394a
TI 1394 controller supports 2 x 1394a ports
USB
max. 10 USB2.0/1.1 ports
Overclocking Features
* ASUS AI NOS™ (Non-delay Overclocking System)
* AI Overclocking (intelligent CPU frequency tuner)
* AI Clock Skew
* ASUS PEG Link - automatically performance tuning for graphics cards
* ASUS O.C. Profile: overclocking configuration-sharing tool
* ASUS C.P.R.(CPU Parameter Recall)
* Extreme Tweaker
ASUS AI Booster Utility
Adjustable FSB/DDR2 ratio. Fixed PCI/PCIe frequencies.
Special Features
LCD Poster
EL I/O
Onboard LED
Onboard switches: Power / Reset / Clr CMOS
Q-Connector
Q-Fan Plus
ASUS CrashFree BIOS3
ASUS EZ Flash2
ASUS Music Alarm
ASUS MyLogo3
Back Panel I/O Ports
1 x PS/2 Keyboard port
1 x PS/2 Mouses
1 x Optical + 1 x Coaxial S/PDIF Output
2 x External SATA
2 x LAN (RJ45) port
4 x USB 2.0/1.1 ports
1 x IEEE 1394a port
1 x onboard LED switch
1 x LCD Poster
Internal I/O Connectors
3 x USB 2.0 connectors supports additional 6 USB 2.0 ports
1 x Floppy disk drive connector
1 x IDE connector for two devices
6 x SATA connectors
1 x CPU / 7 x option Fan
3 x thermal sensor connector
1 x IEEE1394a connector
1 x S/PDIF output connector
Chassis Intrusion connector
Front Panel Audio connector
24-pin ATX Power connector
8-pin ATX 12V Power connector
System panel connector
1 x EL I/O Shield Connector
BIOS
8Mb AWARD BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.3
Manageability
WOL by PME, WOR by PME, Chasis Intrusion, PXE
Accessories
1 x SLI bridge
1 x ASUS Array Mic
1 x ASUS Optional Fan
1 x ASUS Q-Connector Kit (system panel; Retail version only)
3 x thermal sensor cables
1 x UltraDMA 133/100/66 cable
1 x Floppy disk drive cable
6 x SATA cables
7 x Cable Ties
3 x SATA power cable for 6 devices
1 x 2-port USB2.0 module
1 x IEEE1394a module
1 x EL I/O Shield
InterVideo® Media Launcher (OEM version only)
User's manual
Support CD
Drivers
ASUS PC Probe II
ASUS Update
ASUS AI Booster
Futuremark ® 3DMark® 06 Advanced Edition
NVIDIA MediaShield™ RAID
Kaspersky® Anti-Virus
Form Factor
ATX Form Factor, 12"x 9.6" (30.5cm x 24.5cm)