Form Factor:
• eATX

Processor:
• Support for one or two 2000 Series AMD® Opteron™ processors (Dual and Quad-Core)

Memory:
• Eight (or sixteen) DDR-2 SDRAM DIMM sockets
• Support for DDR-2 667 MHz ECC Registered DIMMs
• Support for up to 32GB of system memory (64GB on 16x DIMM slot mainboard)

Chipset:
• NVIDIA nForce 4 Pro (SLI Capable)

I/O Control:
• PCI Express I/O interconnect technology

Video:
• Four PCI Express* x16 bus add-in card connector supporting PCI Express x16 graphics cards

LAN Support:
• Gigabit (10/100/1000 Mbits/sec) LAN subsystem

Peripheral Interfaces:
• Four USB 2.0 ports
• One serial port
• Six Serial ATA interfaces
• One Parallel ATA IDE interface with UDMA 33, ATA-66/100 support
• One diskette drive interface
• PS/2* keyboard and mouse ports

Expansion Capabilities:
• One PCI-X 133
• Two PCI-X 100
• One PCI Express* x4
• Four PCI Express x16 (2x PCI Express x8 Signal)