HP Compaq 8100 Elite Convertible Minitower PC (ENERGY STAR), Compaq Elite. Processor clock speed: 3.33 GHz, Processor family: Intel Core i5, Processor model: i5-660. Internal memory: 4 GB, Maximum internal memory: 16 GB, Memory slots: 4x DIMM. Total storage capacity: 250 GB, Hard drive capacity: 250 GB, Hard drive rotational speed: 7200 RPM. Discrete graphics adapter model: HD Graphics. Audio system: HD