Lenovo B575-1450A5U - IdeaPad Laptop / AMD E-Series Processor / 15.6" Display / 4GB Memory / 320GB Hard Drive - Black AMD E Series Dual Core E 350 Processor 1.6GHz 4GB DDR3 RAM 320GB 5400RPM Hard Drive 15.6" Display AMD Radeon HD 6310 Windows 7 Home Premium 64-bit