PC/Server 64 GB DDR4. 288-pin DIMM 1 x 64 GB. CAS latency: 21. ECC. Features. Memory ranking. 2. CAS latency. 21. ECC. Yes. Memory form factor. 288-pin DIMM. Component for. PC/Server. Memory clock speed. 2933 MHz. Internal memory type. DDR4. Memory layout (modules x size). 1 x 64 GB. Internal memory. 64 GB. Buffered memory type. Registered (buffered). Logistics data. Harmonized System (HS) code. 84733020