HP Z400 Workstation 3.20GHz Intel Xeon Quad-Core W3565  8GB RAM 500GB HDD FX1800 Win 7 Pro No Media Disc Intel Xeon W3565 3.2GHz; 500GB SATA; 8GB DDR3 NVIDIA Quadro FX 1800 Graphics 768MB No Wireless; No Bluetooth Mini-tower; No Optical Drive; Microsoft Windows 7 Professional