HP Z1 Workstation, Z. Processor clock speed: 3300 MHz, Processor family: Intel Xeon, Processor model: E3-1245. Internal memory: 8192 MB, Internal memory type: DDR3, Memory slots: 4x DIMM. Hard drive capacity: 1000 GB, Hard drive interface: Serial ATA, Hard drive rotational speed: 7200 RPM. Graphic adapter: HD Graphics P3000, Graphics adapter family: Intel. Optical drive type: DVD Super Multi