Apple Mac Mini MD387LL/A Desktop (Discontinued by Manufacturer) 2.5GHz dual-core Intel Core i5 (Turbo Boost up to 3.1GHz) with 3MB L3 cache 4 GB (two 2GB) of 1600MHz DDR3 memory 500 GB (5400-rpm) hard drive Intel HD Graphics 4000 OS X Mavericks