Origin Storage 16GB DDR4 3200MHz UDIMM 2Rx8 Non-ECC 1.2V. Component for: PC/Server, Internal memory: 16 GB, Memory layout (modules x size): 1 x 16 GB, Internal memory type: DDR4, Memory clock speed: 3200 MHz, Memory form factor: 288-pin DIMM, CAS latency: 21