Specifications:
| CPU | AMD Socket AM3 ;Phenom™II /Athlon™II /Sempron™ 100 Series Processors  AMD 140W CPU Support AMD Cool 'n' Quiet™ Technology Supports 45nm CPU  | 
| Chipset | AMD 890GX/SB850  | 
| System Bus | Up to 5200 MT/s ; HyperTransport™ 3.0 | 
| Memory |  4 x DIMM, Max.  16  GB,  DDR3  2000(O.C.)/1333/1066 ECC,Non-ECC,Un-buffered Memory Dual Channel memory architecture *AMD AM3 100 and 200 series CPU support up to DDR3 1066MHz **Due to OS limitation, when installing total memory of 4GB capacity or more, Windows® 32-bit operation system may only recognize less than 3GB. Hence, a total installed memory of less than 3GB is recommended. ***Refer to www.asus.com for the memory QVL (Qualified Vendors Lists).  | 
| Expansion Slots |  2  x PCIe 2.0 x16  support ATI CrossFireX™ technology(@dual x8 speed)  1 x PCIe 2.0 x4 1 x PCIe 2.0 x1 2 x PCI  | 
| VGA |  Integrated  ATI Radeon™ HD 4290 GPU  Multi-VGA output support: HDMI, DVI-D and RGB ports Supports HDMI with max. resolution 1920 x 1200 (1080P) Supports DVI with max. resolution 2560x1600 @60Hz Supports RGB with max. resolution 2560x1440 @75Hz Support H.264, VC-1, MPEG-2, DirectX10.1 and OpenGL2.0 Support Shader Model 4.1, Universal Video Decoder (UVD) 2.0 Max. UMA Memory Size: 512 MB 128MB DDR3 1333 sideport memory support Hybrid CrossFireX support  | 
| Storage |  SB850 Chipset  6 xSATA 6.0 Gb/s ports Support RAID 0,1,5,10 JMicron® JMB361 PATA and SATA controller 1 xUltraDMA 133/100 for up to 2 PATA devices 1 xExternal Power eSATA 3.0Gb/s port  | 
| LAN | Realtek® 8111E Gigabit LAN controller featuring AI NET2 | 
| Audio |   ALC 892 8-Channel  High Definition Audio CODEC  - BD Audio Layer Content Protection - Support 192khz/24bit True BD Lossless Sound - DTS Surround Sensation UltraPC - Supports Jack-Detection, Multi-Streaming, and Front Panel Jack-Retasking - Optical S/PDIF Out ports at back I/O - ASUS Noise Filter  | 
| IEEE 1394 | VIA® 6308P controller supports 2 x 1394a port(s) (1 at mid-board; 1 at back panel) | 
| USB |  12 x USB 2.0 ports (8 ports at mid-board, 4 ports at back panel) 2 x USB 3.0 ports (2 ports at back panel)  | 
| ASUS Unique Features |  ASUS Xtreme Design ASUS Hybrid Processor -- TurboV EVO - Turbo Unlocker, Auto Tuning, TurboV, CPU Level UP and GPU Boost ASUS Hybrid Switch - Core Unlocker - Turbo Key II ASUS Hybrid OS -- Express Gate ASUS Power Solutions - 8+2 Phase Power Design - ASUS EPU ASUS Exclusive Features - MemOK! ASUS Quiet Thermal Solution - ASUS Fanless Design: Heat pipe solution - ASUS Fan Xpert ASUS EZ DIY - ASUS Q-DIMM - ASUS O.C. Profile - ASUS CrashFree BIOS 3 - ASUS EZ Flash 2 - ASUS MyLogo 2 - Percision Tweaker 3 - Multi-language BIOS  | 
| Overclocking Features | Precision Tweaker 3  - vCore: Adjustable CPU voltage at 0.003125V increment - vDDNB: Adjustable CPU NB voltage at 0.003125V increment - vCPU PLL: Adjustable CPU_PLL voltage at 0.00625V increment - vHT bus: Adjustable PCH voltage at 0.00625V increment - vDRAM Bus: Adjustable DRAM voltage at 0.00625V increment - iChipset: Adjustable iChipset voltage at 0.00625V increment SFS (Stepless Frequency Selection) - PCI Express frequency tuning from 100MHz up to 150MHz at 1MHz increment - Internal Base Clock tuning from 100MHz up to 600MHz at 1MHz increment Overclocking Protection - ASUS C.P.R.(CPU Parameter Recall)  | 
| Back Panel I/O Ports |  1  x DVI  1 x D-Sub 1 x HDMI 1 x S/PDIF Out (Optical) 1 x IEEE 1394a 1 x LAN(RJ45) port 8 -Channel Audio I/O 1 x PS/2 Keyboard (Purple) 1 x Power eSATA 4 x USB 2.0/1.1 ports 2 x USB 3.0 ports  | 
| Internal I/O Connectors |  4  x USB connectors  support additional 8 USB ports  1 x IDE connector 1 x IEEE 1394a connector 1 x CPU Fan connector 1 x Power Fan connector 6 x SATA 6Gb/s connectors 1 x Chassis Fan connector (4-pin) 1 x Chassis Fan connector (3-pin) 1 x S/PDIF Out Header 1 x Core Unlocker Switch 1 x Turbo Key II Switch 1 x MemOK! Button Front panel audio connector 1 x COM connector 1 x Clear CMOS jumper 1 x 24-pin ATX Power connector 1 x 8-pin ATX 12V Power connector System Panel  | 
| BIOS |  16  Mb Flash ROM   , SPI, AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.5, ACPI 2.0a, Multi-language BIOS, ASUS EZ Flash 2, ASUS CrashFree BIOS 3  | 
| Manageability | WfM 2.0,DMI 2.0,WOL by PME,WOR by PME,PXE | 
| Accessories |  1 x Ultra DMA 133/100 cable 2 x Serial ATA 3.0Gb/s cables 2 x Serial ATA 6.0Gb/s cables 1 x Q-Shield 1 x VGA Switch card 2 in 1 Q-connector (USB, System panel; Retail version only) User's manual  | 
Specifications added on: 08/06/2010