HyperX 4GB DDR3 DIMM, 4 GB, 2 x 2 GB, DDR3, 240-pin DIMM HyperX 4GB DDR3 DIMM. Component for: PC/Server, Internal memory: 4 GB, Memory layout (modules x size): 2 x 2 GB, Internal memory type: DDR3, Memory form factor: 240-pin DIMM, CAS latency: 9