Kingston ValueRAM's KVR21R15S4/8 is a 1Gx72-bit (8GB) DDR4-2133 CL15 SDRAM registered w/ parity, 1Rx4, ECC, memory module, based on eighteen 1Gx4-bit FBGA components. The SPD is programmed to JEDEC standard latency DDR4-2133 timing of 15-15-15 at 1.2V. Each 288-pin DIMM uses gold contact fingers.