Lenovo Edge 72, ThinkCentre. Processor clock speed: 3300 MHz, Processor family: Intel Core i3, Processor model: i3-3220. Internal memory: 4096 MB, Maximum internal memory: 16 GB, Memory layout: 1 x 4096 MB. Total storage capacity: 500 GB, Hard drive capacity: 500 GB, Hard drive rotational speed: 7200 RPM. Graphics adapter family: Intel, On-board graphics adapter model: HD Graphics 2500. Audio system: HD