Genuine Dell MY171, F9394, DT029, HR002 Precision Workstation PWS690 Intel Dual CPU DDR2 Motherboard Logic Main System Board with Tray Compatible Part Numbers: MY171, F9394, DT029, HR002 Part Number: F9394 Type: Motherboard Memory Type: DDR2 SDRAM Supported Processor: Two Dual-Core Intel Xeon 5100 Series Compatible Model: Dell Precision Workstation 690