CoreParts MMG1324/4GB memory module 1 x 4 GB DDR3 1600 MHz. In CoreParts you will find a wide range of alternative RAM modules all using original chip sets, that match the performance of your original RAM modules with different sizes, and capacities, manufactured by high-end, certified and trusted suppliers. In CoreParts you will find a wide range of alternative RAM modules all using original chip sets. that match the performance of your original RAM modules with different sizes. and capacities. manufactured by high-end. certified and trusted suppliers.