Dell Optiplex GX520 Intel LGA775 Motherboard. Dell Part Number: RJ291. Dell meets the current and future demands of high performance, power embedded computing, making it ideal for communications, transaction terminal, interactive client, industrial automation applications as well as for standard home use.

Dell Part Number: RJ291 0RJ291 CN-0RJ291
Application: Dell Optiplex GX520 Desktop Series

Specifications:

Socket: LGA775
Audio: Standard Sound Audio System
Video: Intel Graphics Media Accelerator 950
Peripheral Interface: 4 Serial ATA (SATA) Interface
Chipset: Intel 945G Express
Supported memory: DDR2
Maximum Memory: 2 Dual Channel DIMM Support for up to 4 GB of memory
Expansion Slots: PCI x 2
Connectors:
6 - 2.0 USB (front and back)
1 - Parallel Printer Port
1 - Serial Port
1- 10/100/1000 LAN
1 - Serial ATA Hard Disk Connector
1 - ATA-66/100/133 IDE Hard Disk Connector
1 - Floppy Connector