HP Pavilion dv6-6108us 15.6" Entertainment Notebook (AMD Quad-Core A6-3400M Accelerated Processor, 4 GB RAM, 640 GB Hard Drive, SuperMulti DVD Burner, Windows 7 Home Premium 64-bit) 2.3GHz/1.4GHz VISION A6 Technology from AMD with AMD Quad-Core A6-3400M accelerated processor 4GB DDR3 system memory (1 DIMM) AMD Radeon HD 6520G Discrete-Class graphics card SuperMulti DVD Burner 15.6" diagonal High-Definition HP BrightView LED Display (1366 x 768)