HP 3EL52AV, 128 GB, 8 x 16 GB, DDR4, 2666 MHz, 288-pin DIMM HP 3EL52AV. Component for: PC/Server, Internal memory: 128 GB, Memory layout (modules x size): 8 x 16 GB, Internal memory type: DDR4, Memory clock speed: 2666 MHz, Memory form factor: 288-pin DIMM