Lenovo ThinkPad Edge E545 20B20011US 15.6" AMD A6-5350M 2.90GHz 8GB 128GB Solid State Drive Win 7 Pro 64 Laptop Computer (1 Year Warranty) Windows 7 Pro 64-bit pre-installed / Windows 8 Pro 64-bit Upgrade Ready 15.6-Inch HD Antiglare LED-backlit Display 1366 x 768 AMD Dual-Core A6 5350M (2.9GHz) / 8GB DDR3 RAM AMD Radeon HD 8450G / DVD-RW Drive / 720p HD Webcam / 6-Cell Lithium-Ion Up to 6 Hours, 12 Minutes 8GB RAM and Hard Drive Upgrade* - View Product Description for complete details and notes