Dell Inspiron Desktop 3000 Series 3847 Desktop (Intel Core i7-4790 Processor, 16GB DDR3, 1TB HDD, DVDRW, WiFi+Bluetooth Windows 8.1) Intel Core 4th Generation i7-4790 processor (Quad Core, 8M Cache, up to 4.0 GHz) 16 GB Dual Channel DDR3 at 1600MHz (2x 8GB), 1TB SATA Hard Drive (7200 RPM) Tray load DVD Drive (Reads and Writes to DVD/CD), Dell USB Optical Mouse and English Keyboard Dell Wireless-N 1705 + Bluetooth 4.0, Intel HD Integrated Graphics Windows 8.1