More versatile than ever before. The HP Z620 Workstation delivers four times the memory capacity of the previous generation, a larger power supply, and support for single- or dual-socket processor configurations. With up to 24 discrete processor cores, the HP Z620 packs a ton of computing and visualization power into a quiet, compact footprint. Form factorRackable minitowerOperating systemWindows 7 Pro 64CPU1x Intel XeonE5-2609 2.4GHzMemory4GB 1333 MHz DDR3 ECC unbufferedStorage500GB 7200 rpm SATAGraphics adapterAMD FirePro V4900Optical driveSATA SuperMulti DVD writerFront I/O2 USB 3.0, 1 USB 2.0, 1 IEEE 1394a standard, 1 microphone in, 1 headphone outrear I/O4 USB 2.02 RJ-45 to integrated Gigabit LAN2 legacy PS/21 Audio Line In, 1 Audio Line Out, 1 Microphone In; audio ports can be retasked tofunction as line in, lineout, microphone, or headphone.Serial supported with optional rear bulkhead adapter.AudioIntegrated Intel/Realtek HD ALC262 AudioNetworkingIntegrated Broadcom 5764 PCIe LOM ControllerTitleHP Z620 Workstation B2B79UT Intel E5-2609 2.4GHz/ 4GB RAM/ 500GB HDD/ AMD V4900ConditionRefurbishedContentWorkstation, power cord, keyboard, optical mouseManufacturerHPModelZ620HP P/NB2B79UT#ABASKUZ620http://www.compeve.com/Products/Workstations/HP/Z620/Z620_compeve__1.jpghttp://www.compeve.com/Products/Workstations/HP/Z620/Z620_d1_compeve__4.jpg