Dell Optiplex GX520 Motherboard - WG233 RJ291 UG982

Features:
• Socket AM2
• 6 - USB ports in back
• 1 - Integrated Sound
• 1 - Onboard video
• 1 - Integrated 10/100 Lan
• 1 - Floppy Connector
• 1 - PCI Express x1 Slot
• 2 - PCI Slot
• 2 - DDR2 DIMM slots
• 2 - SATA connection
• 1 - Serial Port
• 1 - Parallel Port
• Compatible part numbers: WG233