| CPU | Intel Socket 775 Processors for Intel® Core™2 Extreme/Core™2 Quad/ Core™2 Duo/Pentium® dual-core/Celeron® dual-core /Celeron® Processors Compatible with Intel® 05B/05A/06 processors
 Supports Intel® 45nm multi-core CPU
 
 | 
| Chipset | Intel P45 / ICH10R with Intel® Fast Memory Access(FMA) support 
 | 
| Front Side Bus | 1600/1333/1066/800 MHz 
 | 
| Memory | 4 x DIMM, Max. 16 GB, DDR2 1200/1066/800/667 Non-ECC,Un-buffered Memory  
Dual Channel memory architecture 
Please refer to www.asus.com  or user manual for Memory QVL. 
xx
 | 
| Expansion Slots | 1 x PCI Express 2.0 x16 slot at max. x16 link (blue) 1 x PCI Express 2.0 x16 slot at max. x8 link (white)
 2 x PCI Express x16 slot at max. x4 link (black)
 1 x PCIe x1
 2 x PCI
 | 
| CrossFire | Support ATI CrossFireX™ technology, up to Quad CrossFireX  | 
| Storage | Southbridge 6 xSATA 3 Gb/s ports Intel® Matrix Storage Technology Support RAID 0,1,5,10
 Marvell 88SE6121
 1 x UltraDMA 133/100/66 for up to 2 PATA devices
 Silicon Image Sil5723 (Drive Xpert technology)
 4 x SATA 3Gb/s (orange and blue)
 Supports EZ Backup and Super Speed functions
 | 
| LAN | Quad Gigabit LAN controllersMarvell 88E8056® Gigabit LAN controller featuring AI NET 2, Teaming, and Redundant
 
 | 
| Audio | ADI® AD2000B 8 -Channel High Definition Audio CODEC - Support Jack-Detection, Multi-Streaming, and Front Panel Jack-Retasking
 - Coaxial/Optical S/PDIF out ports at back I/O
 - ASUS Noise-Filtering
 
 | 
| IEEE 1394 | LSI 3227 2 x 1394a ports  | 
| USB | 14 USB 2.0 ports (4 ports at mid-board, 10 ports at back panel)  | 
| ASUS AI Lifestyle Features | ASUS Exclusive Features: - ASUS 16-Phase Power Design
 - Express Gate SSD
 ASUS Power Saving Solutions:
 - ASUS EPU-6 Engine
 - ASUS AI Nap
 ASUS Quiet Thermal Solutions:
 - ASUS Fanless Design: Heat-pipe solution
 - ASUS Fanless Design: Stack Cool 2
 - ASUS Fan Xpert
 ASUS Crystal Sound:
 - AI Audio 2
 - ASUS Noise Filtering
 ASUS EZ DIY:
 - ASUS Drive Xpert
 - ASUS Q-Shield
 - ASUS Q-Connector
 - ASUS AI Direct Link
 - ASUS O.C. Profile
 - ASUS CrashFree BIOS 3
 - ASUS EZ Flash 2
 
 | 
| Overclocking Features | ASUS AI Booster Precision Tweaker 2:
 - vCore: Adjustable CPU voltage at 0.00625V increment
 - vDIMM: 64-step DRAM voltage control
 - vChipset (NB): 55-step chipset voltage control
 - vCPUPLL: 64-step reference voltage control
 - vFSB Termination: 40-step voltage control
 SFS (Stepless Frequency Selection)
 - FSB tuning from 200MHz up to 800MHz at 1MHz increment
 - PCI Express frequency tuning from 100MHz up to 180MHz at 1MHz increment
 Overclocking Protection:
 - ASUS C.P.R.(CPU Parameter Recall)
 | 
| Special Features | ASUS MyLogo2 ASUS Data Guardian--TPM support
 | 
| Back Panel I/O Ports | 1 x PS/2 Keyboard/Mouse combo port 1 x Optical + 1 x Coaxial S/PDIF Output
 4 x LAN (RJ45) port
 10 x USB 2.0/1.1 ports
 8-channel Audio I/O
 | 
| Internal I/O Connectors | 2 x USB connectors support additional 4 USB ports 1 x Floppy disk drive connector
 1 x IDE connector
 1 x COM connector
 6 x SATA connectors (red)
 4 x Drive Xpert SATA connectors (orange and blue)
 1 x CPU Fan connector
 3 x Chassis Fan connector
 1 x Power Fan connector
 2 x IEEE1394a connector
 Front panel audio connector
 1 x S/PDIF Out Header
 Chassis Intrusion connector
 CD audio in
 24-pin ATX Power connector
 8-pin ATX 12V Power connector
 Power on Switch
 Reset Switch
 System Panel (Q-Connector)
 
 | 
| BIOS | 16 Mb Flash ROM DMI 2.0
 AMI BIOS
 PnP
 WfM 2.0
 SM BIOS 2.4
 
 | 
| Manageability  | WOL by PME, WOR by PME, WOR by Ring, Chasis Intrusion, PXE  | 
| Accessories | 1 x UltraDMA 133/100/66 cable 1 x FDD cable
 8 x Serial ATA cable
 2 x 2-port Serial ATA power cable
 1 x eSATA + 1-port 1394 (4-pin) module
 1 x TPM module
 1 x Q-Shield
 1 x User's manual
 1 x Optional Fan
 1 x 3 in 1 Q-connector (Retail version only)
 | 
| Support Disc | DriversASUS PC Probe II
 ASUS AI Suite
 Anti-virus software (OEM version)
 ASUS Update
 Image-Editing Suite
 | 
| Form Factor | ATX Form Factor 12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )
 |