HP Z200 Workstation, Z. Processor family: Intel Core i5, Processor clock speed: 3.33 GHz, Processor model: i5-660. Internal memory: 2 GB, Internal memory type: DDR3, Maximum internal memory: 16 GB. Hard drive capacity: 320 GB, Hard drive interface: Serial ATA, Hard drive rotational speed: 7200 RPM. Audio system: High Definition Audio. Chassis type: Minitower