Lenovo IdeaCentre C100 18.5-Inch Black Desktop PC (Windows XP Home) (Discontinued by Manufacturer) 1.6GHz Intel N270 Atom Processor 1GB 200 Pin PC2-5300 SO Dimm RAM 160GB SATA 5400RPM Hard Drive, DVDRW Drive Large 18.5" 16:9 Widescreen Display, Intel GMA 950 Graphics Windows XP Home