Lenovo ThinkPad T440p 14-Inch Laptop (i5-4300M, 4GB RAM, 500 GB HDD, DVD RW, Windows 7, 20AN006NUS) Intel Core i5-4300M 2.6 GHz (3 MB Cache) 4 GB DDR3L SDRAM, 500 GB 7200 rpm Hard Drive 14-Inch Screen, NVIDIA GeForce GT 730M / Intel HD Graphics 4600 Backlit Keyboard, Fingerprint Reader, DVD-RW Drive, 12.7-hour battery. Windows 7 Professional 64 Bit (Upgradable to Windows 8 or Windows 10)