HP 8GB (1x8GB) DDR4-2666 ECC Unbuff RAM
HP 3TQ39AA, 8 GB, 1 x 8 GB, DDR4, 2666 MHz, 288-pin DIMM
HP 3TQ39AA. Component for: PC/server, Internal memory: 8 GB, Memory layout (modules x size): 1 x 8 GB, Internal memory type: DDR4, Memory clock speed: 2666 MHz, Memory form factor: 288-pin DIMM, ECC