Dell Optiplex , 3.0 Ghz Intel E8400 Cpu, New 4 Gb Memory, 250 Gb Hard Drive, DVD R/w, Windows 7 - (Certified Reconditioned) Completely configured and ready to use. New 4 GB Memory DVD Combo R/W, 250GB Hard Drive Windows 7. This certified reconditioned product is tested and certified by the manufacturer or by a third-party seller to look and work like new, with some signs of wear.The reconditioning process includes functionality testing, inspection and repackaging. Windows 7 Completely configured and ready to use DVD Combo R/W, 250GB Hard Drive