Toshiba L655-S5117 Core i3-370M Dual-Core 2.4GHz 4GB 320GB DVD&plusmn;RW 15.6" LED Windows 7 Home Premium w/Webcam & 6-Cell Battery Toshiba Satellite L655-S5117 Core i3-370M 2.4 GHz 15.6-inch Notebook General Features: Fusion Finish in Helios Black Microsoft Windows 7 Home Premium 64-bit pre-installed w/CoA and reinstallation partition 6-Cell Li-ion battery Mobile Intel HM55 Express chipset Intel Core i3-370M 2.4 GHz dual-core CPU 4 GB DDR3 SDRAM (supports up to 8 GB)