Lenovo ThinkPad W541 20EF000LUS 15.5" 3K IPS Screen (2880x1620), Intel Quad Core i7-4810MQ Processor, 8GB 256GB Solid State Drive, Business Laptop (3 Year Warranty) Processor: Intel Quad Core i7-4810MQ Processor (6M Cache, 2.80GHz - 3.80 GHz) Hard Drive: 256GB Solid State Drive; Intel HD Graphics 4600 and NVIDIA Quadro K2100M, 2GB memory RAM: 8GB DDR3 1600MHz RAM Additional Features: Fingerprint reader, backlit keyboard and bluetooth 4.0 wireless Windows 7 Professional 64-Bit preinstalled via Windows 8 Professional downgrade rights