PC/Server 16 GB DDR4. 288-pin DIMM. CAS latency: 19. 1.2 V. ECC. Features. Buffered memory type. Registered (buffered). Internal memory. 16 GB. Internal memory type. DDR4. Memory clock speed. 2666 MHz. Component for. PC/Server. Memory form factor. 288-pin DIMM. ECC. Yes. CAS latency. 19. Memory voltage. 1.2 V. Logistics data. Harmonized System (HS) code. 84733020