16GB DDR4-2666 ECC Registered (VLP )
16GB Module - DDR4 - ECC - Registered - 2666MT/s - PC4-21300 - 19ns CAS Latency - 1.2V
16GB DDR4-2666 ECC UDIMM
16GB Module - DDR4 - ECC - Unbuffered - 2666MT/s - PC4-21300 - 19ns CAS Latency - 1.2V - Hynix D-Die DRAM Modules