Fujitsu Celsius M470, CELSIUS. Processor frequency: 3.2 GHz, Processor family: Intel Xeon, Processor model: W3565. Internal memory: 6 GB, Maximum internal memory: 24 GB, Memory layout (slots x size): 3 x 2 GB. Hard drive capacity: 1000 GB, Hard drive interface: Serial ATA II, Hard drive speed: 7200 RPM. Operating system installed: Windows 7 Professional, Optional operating system supplied: Windows XP Professional. Colour of product: Black, Chassis type: Tower