HP Z800, 2.4 GHz, Intel® Xeon® 5000 Sequence, E5645, 3 GB, DVD Super Multi, Windows 7 Professional HP Z800. Processor frequency: 2.4 GHz, Processor family: Intel® Xeon® 5000 Sequence, Processor model: E5645. Internal memory: 3 GB, Internal memory type: DDR3-SDRAM, Memory clock speed: 1333 MHz. Card reader integrated, Optical drive type: DVD Super Multi. Operating system installed: Windows 7 Professional, Operating system architecture: 64-bit. Power supply: 1100 W. Chassis type: Mini Tower. Product type: Workstation. Weight: 21 kg. Product colour: Black https://www.itpro.co.uk/615748/hp-z800-workstation-review The Z800 is a great looking, and very cleverly put together workstation offering tool-less access to the internals. Despite offering simply outstanding levels of performance it runs quietly. The initial costs may be high, but if you depend on performan... Thats a lot of very costly equipment to cram into one box, but the starting price for a low end Z800 is under £2,000, which if youre a video or 3D rendering specialist working from home isnt a bad investment for a machine that will save you days o... Two superfast CPUs. Quiet. Toolless case Expensive. No GPU included. For specialists only An expensive machine to be sure, but perfect if youre thinking of starting the next Pixar from your garage ...