HP 420 + ZR30w, 3.6 GHz, Intel® Xeon® E5 Family, E5-1620, 8 GB, DVD Super Multi, Windows 7 Professional
HP 420 + ZR30w. Processor frequency: 3.6 GHz, Processor family: Intel® Xeon® E5 Family, Processor model: E5-1620. Internal memory: 8 GB, Internal memory type: DDR3-SDRAM, Memory clock speed: 1600 MHz. Card reader integrated, Optical drive type: DVD Super Multi. Operating system installed: Windows 7 Professional, Operating system architecture: 64-bit. Power supply: 600 W. Chassis type: Minitower. Product type: Workstation. Weight: 27.6 lbs (12.5 kg)