HP xw6400 Intel® Xeon® 1.86GHz 2GB/250GB DVD+/-RW DL WXP Pro Workstation. Processor family: Intel Xeon 5320, Processor clock speed: 1.86 GHz, Processor front side bus: 1066 MHz. Internal memory: 2 GB, Internal memory type: DDR2-SDRAM, Memory slots: 4 DIMM slots. Hard drive rotational speed: 7200 RPM. Optical drive type: DVD±RW DL. Chassis type: Mini Tower