Exone Business 1101 i3-3220 W7. Processor clock speed: 3.3 GHz, Processor family: Intel Core i3, Processor model: i3-3220. Internal memory: 4 GB, Maximum internal memory: 16 GB, Memory layout: 1 x 4 GB. 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: Realtek ALC 663, Audio output channels: 5.1