Here are the technical specs from ASRock.

CPU - Support for Socket AM3 processors: AMD Phenom™ II X4 / X3 (except 920 / 940) and Athlon II X4 / X3 / X2 processors
- Supports CPU up to 140W
- Supports AMD OverDrive™ with ACC feature (Advanced Clock Calibration)
- AMD LIVE!™ Ready
- Supports AMD's Cool 'n' Quiet Technology
- FSB 2600 MHz (5.2 GT/s)
- Supports Untied Overclocking Technology
- Supports Hyper-Transport 3.0 (HT 3.0) Technology
Chipset - Northbridge: AMD 790GX
- Southbridge: AMD SB750
Memory - Dual Channel DDR3 memory technology
- 4 x DDR3 DIMM slots
- Supports DDR3 1600(OC)/1333/1066/800 non-ECC, un-buffered memory
- Max. capacity of system memory: 16GB*

*Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows® XP and Windows® Vista™. For Windows® XP 64-bit and Windows® Vista™ 64-bit with 64-bit CPU, there is no such limitation.
BIOS - 8Mb AMI BIOS
- AMI Legal BIOS
- Supports "Plug and Play"
- ACPI 1.1 Compliance Wake Up Events
- Supports jumperfree
- SMBIOS 2.3.1 Support
- CPU, DRAM, NB Voltage Multi-adjustment
- Supports Smart BIOS
Audio, Video and Networking
Graphics - Integrated AMD Radeon HD 3300 graphics
- DX10 class iGPU, Pixel Shader 4.0
- Max. shared memory 512MB
- Integrated 128MB side port memory for iGPU (DDR3 1333)
- Three VGA Output options: D-Sub, DVI-D and HDMI
- Supports HDCP function
- Supports Full HD 1080p Blu-ray (BD) / HD-DVD playback
Audio - 7.1 CH Windows® Vista™ Premium Level HD Audio with Content Protection
- DAC with 110dB dynamic range (ALC890 Audio Codec)
- DTS (Digital Theater Systems) support
LAN - PCIE x1 Gigabit LAN 10/100/1000 Mb/s
- Realtek RTL8111DL
- Supports Wake-On-LAN
Expansion / Connectivity
Slots - 3 x PCI Express 2.0 x16 slots (green @ x16 mode, blue @ x8 mode, orange @ x4 mode)
- 1 x PCI Express 2.0 x1 slot
- 2 x PCI slots
- Supports ATI™ CrossFireX™, Hybrid CrossFireX™ and 3-Way CrossFireX™
Connector - 6 x SATAII 3.0 Gb/s connectors, support RAID (RAID 0, RAID 1, RAID 5, RAID 10 and JBOD), NCQ, AHCI and "Hot Plug" functions
- 1 x eSATAII 3.0 Gb/s connector (shared with 1 SATAII port)
- 1 x ATA133 IDE connector (supports 2 x IDE devices)
- 1 x Floppy connector
- 1 x IR header
- 1 x COM port header
- 1 x IEEE 1394 header
- 1 x HDMI_SPDIF header
- CPU/Chassis/NB/Power FAN connector
- 24 pin ATX power connector
- 8 pin 12V power connector
- SLI/XFire power connector
- CD in header
- Front panel audio connector
- 3 x USB 2.0 headers (support 6 USB 2.0 ports)
Rear Panel I/O I/O Panel
- 1 x PS/2 Keyboard Port
- 1 x VGA/D-Sub Port
- 1 x VGA/DVI-D Port
- 1 x HDMI Port
- 1 x Optical SPDIF Out Port
- 1 x IEEE 1394 Port
- 1 x eSATAII Port
- 6 x Ready-to-Use USB 2.0 Ports
- 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
- HD Audio Jack: Side Speaker / Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone
Other Features / Miscellaneous
Unique Feature - ASRock OC Tuner
- Intelligent Energy Saver
- Instant Boot
- Hybrid Booster:
- CPU Frequency Stepless Control
- ASRock U-COP
- Boot Failure Guard (B.F.G.)
Support CD - Drivers, Utilities, AntiVirus Software (Trial Version), AMD OverDrive™ Utility, AMD Live! Explorer, AMD Fusion
Accessories - 1 x ASRock SLI/XFire Switch Card
- Quick Installation Guide, Support CD, I/O Shield
- Floppy/ATA 133 Cables
- 4 x SATA Data Cables (optional)
- 1 x SATA 1 to 1 Power Cable (optional)
Hardware Monitor - CPU Temperature Sensing
- Chassis Temperature Sensing
- CPU/Chassis/NB/Power Fan Tachometer
- CPU Quiet Fan
- Voltage Monitoring: +12V, +5V, +3.3V, Vcore
Form Factor - ATX Form Factor: 12.0-in x 8.8-in, 30.5 cm x 22.4 cm
- All Solid Capacitor design (100% Japan-made high-quality Conductive Polymer Capacitors)
OS - Microsoft® Windows® XP / XP Media Center / XP 64-bit / Vista™ / Vista™ 64-bit compliant
Certifications - FCC, CE, WHQL