Apple Mac mini quad-core Intel Core i7 2.6GHz, 4GB RAM, 1TB Fusion Drive, Intel HD Graphics 4000, OS X Mountain Lion Processor: Intel Core i7 Quad-Core 2.60 GHz RAM: 4GB (two 2GB) of 1600MHz DDR3 memory Hard Drive: 1TB Fusion Drive Graphics: Intel HD Graphics 4000 Operating System: OS X Mountain Lion