HP ENVY Touchsmart 15.6" Touchscreen Gaming Laptop - 15.6-inch Full HD WLED-Backlit Touchscreen Display, Intel 4th Gen i7-4510U Processor 2.0GHz, 12GB DDR3, 1TB SSHD, 4GB NVIDIA GTX 850M Discrete Graphics, Super DVD Burner, Beats Audio, Backlit Keyboard, Windows 8.1 15.6-inch Full HD WLED-Backlit Touchscreen (1920x1080), 10-Finger Multi-Touch Support 4th Generation Intel Core i7-4510U Processor 2.0GHz (boost up to 3.1GHz) 12GB DDR3L Memory / 1TB Hybrid Hard Drive (1TB 5400RPM + 8GB NAND) with HP ProtectSmart Protection 4GB NVIDIA GeForce GTX 850M Graphics / Super DVD Burner / Beats Audio / Backlit Keyboard Windows 8.1 64 bit Operating System (Silver)