HP 16GB PC3-12800 ECC, 16 GB, 1 x 16 GB, DDR3, 1600 MHz, 240-pin DIMM HP 16GB PC3-12800 ECC. Component for: PC/Server, Internal memory: 16 GB, Memory layout (modules x size): 1 x 16 GB, Internal memory type: DDR3, Memory clock speed: 1600 MHz, Memory form factor: 240-pin DIMM, ECC