HP Z820 Workstation, 2x Intel Xeon E5-2660 2.2GHz Eight Core CPU's, 16GB memory, 500GB hard drive, NVIDIA Quadro 600, Windows 7 Professional Installed 2x Xeon E5-2660 2.2GHz eight core processors 16GB DDR3 Memory NVIDIA Quadro 600 Windows 7 Professional installed