16GB Memory RAM (2 x 8GB) for Mac Mini Core i7 2.3 (Late 2012/Server) MD389LL/A Memory Size: 16GB Kit (2 x 8GB) *There are two (2) 8GB DDR3 memory modules in this kit Memory Type: DDR3 SDRAM Number of Pins: 204 Memory Speed: PC3-12800 DDR3-1600 (1600MHz) LIFETIME WARRANTY and free Tech Support