Lenovo Thinkpad Twist 12.5-Inch Convertible 2 in 1 Touchscreen Ultrabook (33472UU) Black Intel Core i3-3217U ULV Processor (1.8 GHz) 4 GB DDR3 RAM 500 GB 5400 rpm Hard Drive, 24 GB Solid-State Drive 12.5-Inch Screen, Integrated Intel HD Graphics Windows 8, 5-hour battery life