Lenovo ThinkPad X240 20AM001UUS 12.5-Inch Laptop (1.9 GHz Intel Core i5-4288U Processor, 4GB DDR3L, 128GB SSD, Windows 8 Professional) Black Intel Core i5-4288U 1.9 GHz (3 MB Cache) 4 GB DDR3L SDRAM 1 rpm 128 GB Solid-State Drive 12.5-Inch Screen, Intel HD Graphics 4400 Windows 8 Professional