Zotac ZBOX ID80 Plus. Processor clock speed: 2.13 GHz, Processor family: Intel Atom, Processor model: D2700. Internal memory: 2 GB, Maximum internal memory: 4 GB, Memory slots: 2x SO-DIMM. Total storage capacity: 320 GB, Hard drive rotational speed: 5400 RPM, Hard drive interface: Serial ATA III. Discrete graphics adapter model: GeForce GT 520. Compatible operating systems: Windows XP, Vista, 7, Linux, Platform: PC