HP 1C8K5AV, 24 GB, 3 x 8 GB, DDR4, 3200 MHz, 288-pin DIMM HP 1C8K5AV. Component for: PC/server, Internal memory: 24 GB, Memory layout (modules x size): 3 x 8 GB, Internal memory type: DDR4, Memory clock speed: 3200 MHz, Memory form factor: 288-pin DIMM, ECC