HP Business Desktop D3K74UT Desktop Computer - Intel Core i3 i3-3220 3.30 GHz - Micro Tower - Microtower Desktop Windows 8 Pro 64-bit Intel Core i3-3220 with Intel HD Graphics 2500 (3.3 GHz, 3 MB cache, 2 cores) 4GB DDR3 1333 MHz SDRAM 500GB 7200RPM SATA Hard Drive