Compaq Presario CQ61-310US 15.6-Inch Black Laptop - Up to 4.25 Hours of Battery Life (Windows 7 Home Premium) 2.0GHz AMD Sempron M100 Processor for Notebook PCs (512 KB L2 Cache) 2 GB DDR2 RAM (2 Dimm), Max supported 4 GB 160GB (5400RPM) SATA Hard Drive, LightScribe SuperMulti 8X DVDR/RW with Double Layer Support 15.6" Diagonal High Definition HP BrightView Display (1366x768) Genuine Windows 7 Home Premium 64-bit, *Up to 4.25 Hours of Battery Life ATI Radeon HD 4200 Graphics with 128MB Display Cache Memory AMD M880G with 128B GDDR2 (sideport memory)