Lenovo IdeaCentre C540 23-Inch AIO Windows 8 Desktop, Intel Core i3-3240 3.4Ghz, 1TB Hard Drive, 6GB RAM Intel Core i3-3240 3.4 Ghz Dual Core Processor 6 GB DDR3 RAM 1 TB 7200 RPM Hard Drive (1000 GB) 23 Inch LED Full HD (1920x1080), 16:9 widescreen display DVD Reader/Writer, 1 x HDMI out , 1 x headphone, 1 x mic, 6 x USB 2.0