Lenovo ThinkPad Edge E545 20B20011US AMD Elite 15.6" Windows 7 Professional Business Notebook PC (AMD A6-5350M 2.9GHz Processor, Windows 7 PRO 64-Bit, 8GB RAM, 320GB Hard Drive) Windows 7 Professional 64-Bit; AMD Elite A6-5350M 2.9GHz up to 3.5GHz Turbo Core Accelerated Processor 15.6" diagonal LED-backlit HD anti-glare display (1366 x 768); 8GB DDR3L 1600MHz PC3-12800 RAM (2 Dimm) 320GB 5400RPM SATA III Hard Drive; AMD Radeon HD 8450G Graphics; DVD+/-RW 802.11b/g/n; Gigabit Ethernet; Webcam; 3 x USB 3.0; USB 2.0; 6-Cell 48 Wh Li-Ion Battery (Up to 6.2 hours) Spill-Resistant Keyboard with Numeric Keypad; Dolby Audio V2; HDMI; VGA; 1 Year Lenovo Warranty