HP 6200 Pro Desktop Small Form Factor with Windows 7 Professional, Intel Quad Core i5 3.1GHz, 8GB DDR3 RAM, 1TB HDD (Certified Refurbished) This Certified Refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty. Slim Form Factor Desktop with 13.3" x 4" x 14.9" dimension. Powerful Intel Core i5-2400 3.1GHz, Huge 8GB RAM and 1TB HDD. Great system for your business and office use. Comes with Keyboard and Mouse. Intel Quad Core i5-2400 3.1 GHz, 8 GB DDR3L Memory, Support up to 16 GB RAM, 1 TB 7200 RPM Hard Drive, Windows 7 professional English 64-bit; DVDRW Drive, 10 USB, 1 VGA, 1 Display Port, RJ45, 10/100Mbps LAN, NO WiFi. 1 PCI Slot 1 PCI Express X16 Slot 2 PCI Express X1 Slot For complete specs visit: http://www8.hp.com/h20195/v2/GetPDF.aspx/c04123261.pdf