Lenovo B320 77601BU Touchscreen All-In-One 21.5-Inch Desktop (Black) Intel Pentium Dual Core G620, 2.6 GHz, 2 cores, 2 threads, 3mb of cache Touchscreen 21.5" Full HD (1920x1080 widescreen), LED backlight, 250 nits, 16:9 aspect ratio, 1000:1 contrast ratio 4 GB DDR3 Memory, 500 GB 7200 RPM Hard Drive Lenovo IdeaTouch - a range of ouch-optimized multimedia applications One Key TV - turns the display into a regular HDTV at the click of a button