HP Envy 15.6" 15t Quad Edition Laptop - 4th Gen Intel Quad Core i7 Processor, 8GB Ram, 1TB Hard Drive, Windows 8, Beats Audio (1080P Screen) 4th generation Intel Core i7-4710HQ Quad Core Processor (2.5GHz, up to 3.5GHz) 8GB DDR3L System Memory, 1TB 5400 rpm Hard Drive, Windows 8.1 64 Intel HD Graphics 4600, 4-cell 41WHr Lithium-ion Battery, HP TrueVision HD Webcam with Dual Digital Microphone SuperMulti DVD burner, Standard Keyboard with Fingerprint Reader 15.6-inch diagonal Full HD WLED-backlit Display (1920x1080)