Acer Aspire ATC-605-UB11 Intel Quad Core i5-4440 3.1GHz 1TB Windows 8.1 Desktop Intel Core i5-4440 3.1GHz Quad Core 1TB 7200RPM SATA Hard Drive 8GB DDR3 Max Memory: 16GB 802.11a/b/g/n Wireless LAN Intel HD Graphics 4600