Rear connections:-

• 1 x PS/2 for a Mouse or Keyboard 
• 1 x COM
• 1 x Parallel
• 1 x Optical S/PDIF Output 
• 6 x USB 2.0
• 1 x GB LAN
• 1 x 1394 (Firewire)
• 1 x eS-ATA
• 6 x Audio (but see sound card)

Front Connections:-

• 1 x Headphone Socket
• 1 x Microphone Socket
• 2 x USB 2.0
• 1 x Firewire (not connected)

Motherboard:-

• ASUS P5P43TD PRO (or similar)

Internal Connections:-

• 3 x USB 2
• 1 x S/PDIF Connector (output)
• 1 x Audio  Header
• 1 x P-ATA/133
• 6 x S-ATA/300
• 1 x PCI Express x16
• 2 x PCI Express x1
• 3 x 32-bit PCI
• 1 x CD audio
• 3 x case fans supported

Graphics:-

512MB DDR3 RAM, GeForce GTS 250 DVI, VGA, HDMI 2560 x 1600 Resolution.

Front Side Bus support:- 

800MHz, 1066MHz, 1333MHz

Audio:-

7.1 dedicated sound card

• DDR3 800
• DDR3 1066
• DDR3 1333 
• Maximum 16GB

Processor Support:-

Intel Socket 775 Single, Dual & Quad Core

Also supports:-

• RAID 0
• RAID 1
• RAID 0+1
• RAID 5