8GB DDR3-1333 ECC UDIMM 1.5v Module
8GB Module - DDR3 - ECC - Unbuffered - 1333MT/s - PC3-10600 - 9ns CAS Latency - 1.5V - Hynix M-Die Chips
16GB DDR4-2666 ECC UDIMM
16GB Module - DDR4 - ECC - Unbuffered - 2666MT/s - PC4-21300 - 19ns CAS Latency - 1.2V - Hynix D-Die DRAM Modules