HyperX HX440C19PB4/8, 8 GB, 1 x 8 GB, DDR4, 4000 MHz, 288-pin DIMM HyperX HX440C19PB4/8. Component for: PC/Server, Internal memory: 8 GB, Memory layout (modules x size): 1 x 8 GB, Internal memory type: DDR4, Memory clock speed: 4000 MHz, Memory form factor: 288-pin DIMM, CAS latency: 19