Dell Inspiron i15R-2646MRB 15.6-Inch Laptop (Mars Black) [Discontinued By Manufacturer] Intel Core i5-460M, 2.53GHz, Turbo Boost up to 2.80GHz, 3MB Cache 6GB RAM; Wireless-N Mini-Card, Dell Wireless 365 Bluetooth Technology 640GB Hard Drive; 8x CD/DVD Burner (Dual-Layer DVD+/-R Drive) 15.6" High-Definition Display; 1GB ATI Mobility Radeon HD 550v Graphics Genuine Windows 7 Home Premium (64-Bit)