Dell Optiplex 780 - Fast and Powerful 2.66 GHz Intel Core 2 Quad Processor - 4GB DDR3 High Performance Memory - 500GB SATA Hard Drive - DVDRW - Windows 7 Professional 64Bit Super Fast Intel 2.66 Ghz Core 2 Quad Processor 500 GB SATA Hard Drive 4GB DDR3 High Performance Super Fast Interlaced Ram Memory DVDRW, Record/Watch CD's and DVD Movies Exceptionally Fast and Powerful Computer which will last years. Original Purchase Price of $1399 - Microsoft Window 7 Professional 64 Bit Installed with official COA papers