Lenovo Essential G510 Laptop Computer 59402507 - Black: DOORBUSTER - 4th Generation Intel Core i7-4700MQ (2.4 GHz 1600MHz 6MB) 4th Generation Intel Core i7-4700MQ Processor (2.4 GHz 1600MHz 6MB) 15.6" HD LED Glossy Display with integrated camera (1366x768) 8.0GB PC3-12800 DDR3 SDRAM 1600 MHz Windows 8.1 / FREE WINDOWS 10 UPGRADE ELIGIBLE / BGN Wireless / Bluetooth 4.0 1TB Hard Drive / DVD Recordable Drive