HyperX Genesis 8GB (2x4GB) DDR3-1600MHz, 8 GB, 2 x 4 GB, DDR3, 1600 MHz, 204-pin SO-DIMM, Blue HyperX Genesis 8GB (2x4GB) DDR3-1600MHz. Component for: PC/Server, Internal memory: 8 GB, Memory layout (modules x size): 2 x 4 GB, Internal memory type: DDR3, Memory clock speed: 1600 MHz, Memory form factor: 204-pin SO-DIMM, CAS latency: 9, Product colour: Blue