CyberpowerPC Gamer Infinity 5100 Black Desktop PC (Windows 7 Home Premium) (Discontinued by Manufacturer) 2.66GHz Intel Core Quad Q8400 Processor, Intel G31 Chipset Motherboard 4GB DDR2-800 Dual Channel Memory 500GB SATA II 3.0 Gb/s 7200rpm Hard Drive, 24X DVDRW Drive Nvidia Geforce 9500GT Chipset 1GB PCI-Express Graphics Microsoft Windows 7 Home Premium 64 Bit