Lenovo Thinkpad Notebook W550s 20E20022US (15.5 3K IPS, i7-5500U 2.4GHz, 8GB RAM, 256GB SSD, Fingerprint Reader, Windows 10 Pro 64) Intel i7-5500U (2.4Ghz up to 3.0GHz) 8GBx1 RAM, NVIDIA Quadro K620M, 2GB memory 256GB SSD Opal2, Backlit Keyboard 15.5" 3K (2880x1620) IPS, 10-point Multi-Touch Screen Fingerprint reader with Windows 10 Pro 64