Alienware M17X 17.3-Inch Gaming Laptop - Intel Core i7 2670QM / 4GB DDR3 RAM / 750GB HDD / 2GB AMD Radeon HD 6970M / Windows 7 Home Premium 64 bit (Stealth Black) Intel(R) Core(tm) i7 2670QM (2.2GHz,3.1GHz,w/Turbo Boost, 6MB Cache) 4GB Dual Channel DDR3 at 1600MHz (2DIMMS) ; 750GB 7,200RPM HDD 2GB GDDR5 AMD Radeon(tm) HD 6970M ; 17.3-inch WideFHD 1920 x 1080 60Hz WLED 8X Slot-Load Dual Layer DVD Burner ; Internal High-Definition 5.1 Surround Sound Audio; Alienware M17x 240W A/C Adapter Windows 7 Home Premium, 64bit