Dell optiplex 390 tower business pc - 2nd gen. intel core i5-2400 quad-core processor (6m cache, up to 3.40ghz), 4gb ddr3, 250gb hard drive, dvd-rewriter, hdmi port, genuine windows 7 professional 64bit preinstalled w/coa license and recovery tools (to create a system recovery dvds or usb flash drive)