Intel® Q87 Express Chipset Win8 Pro 64 downgrade to Win7 Pro 64 Intel Core i5-4590 3.3G 6M HD 4600 CPU 4GB DDR3 - 1600DIMM Memory (1x4GB) 1TB SATA 3.5 1st Hard Drive 7200rpm Integrated Intel HD Graphics HP USB Standard Keyboard HP USB Optical Mouse SuperMulti ODD All Parallel Port Adapter 15-In-1 USB2/3 3.5 Media Card Reader 3/3/3 TWR Warranty ProDisplay P191 18.5-In LED Monitor