Apple Mac Mini MD389LL/A with OS X Server (OLD VERSION) (Discontinued by Manufacturer) 2.3 GHz quad-core Intel Core i7 (Turbo Boost up to 3.3GHz) with 6MB L3 cache 4 GB (two 2GB) of 1600MHz DDR3 memory Two 1 TB (5400-rpm) hard drives Intel HD Graphics 4000 OS X Server