ASUS 
      
 Crosshair III Formula
- CPU
 AMD Socket AM3 ;Phenom™II /Athlon™II /Sempron™ 100 Series Processors 
AMD 140W CPU Support 
AMD Cool  n  Quiet™ Technology 
Supports 45nm CPU 
  - System Bus 
 Up to 5200 MT/s ; HyperTransport™ 3.0
 
  - Chipset
 AMD 790FX/SB750
  
  - Memory
 4 x DIMM, Max. 16 GB, DDR3 1600(O.C.)/1333/1066 ECC,Non-ECC,Un-buffered Memory 
Dual Channel memory architecture 
  
  - VGA
  -
  
  - Expansion Slots
 2 x PCIe 2.0 x16 (@ dual x16) 
3 x PCIe 2.0 x1 ( the PCIEx1_1 (black) is compatible with audio slot) 
1 x PCI 2.2 
 Support ATI CrossFire™X Technology graphics cards
  
  - Connectors
 3 x USB connectors supports additional 6 USB 2.0 ports 
1 x IEEE 1394a connector 
1 x IDE connector for two devices 
3 x thermal sensor connector 
5 x SATA connectors (Blue) 
System Panel connector 
8 x Fan connectors: 1 x CPU / 1 x PWR / 3 x Chassis / 3 x Optional 
1 x LCD Poster connector 
24-pin ATX Power connector 
8-pin ATX 12V Power connector 
  
  - Audio
 SupremeFX X-Fi Audio Card 
8 -Channel High Definition Audio CODEC 
- EAX® Advanced™ HD 4.0 
- X-Fi CMSS®-3D 
- X-Fi Crystalizer™ 
- Creative ALchemy 
- Supports 1 x S/PDIF out header 
- Supports Coaxial/Optical S/PDIF out ports on rear 
  
  - LAN
 Gigabit LAN controller, featuring AI NET 2
- IEEE1394
 2 x 1394a ports (1 port at back I/O, 1 port onboard)
  
  - Rear Panel I/O Ports
 1 x External SATA 
1 x IEEE 1394a 
1 x LAN(RJ45) port 
6 x USB 2.0/1.1 
1 x Clr CMOS switch 
1 x PS/2 Keyboard port(purple) 
  
  - BIOS
 16 Mb Flash ROM 
AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.4, ACPI2.0a Multi-Language BIOS 
  
  - Form Factor
  ATX
  
  - Dimensions
 30.5 cm x 24.5 cm
  
  - Package
  Box