Lenovo ThinkPad T440p 20AN0069US 14" LED Notebook - Intel - Core i5 i5-4200M 2.5GHz - Black Intel Core i5-4200M 2.5 GHz 4 GB DDR3 RAM 500GB 7200 RPM Hard Drive 14.0" HD (1366x768) Screen Windows 7 Professional 64 pre-installed through downgrade rights in Windows 8 / 8.1 Pro 64-bit