16GB SO-DIMM DDR4-2133 ECC UDIMM
16GB Module - DDR4 SO-DIMM - ECC - Unbuffered - 2133MT/s - PC4-17000 - 1.2V
8GB DDR4-2666 ECC Unbuffered 1.2v UDIMM Module 1Rx8
8GB Module - DDR4 - ECC - Unbuffered - 2666MT/s - PC4-21300 - 1.2V - 1 Year Depot Carry-In Mfg. Warranty
Intel Optane 3DXP 128GB DDR4 3200 1.2v Persistent Memory Module
128GB Module - DDR4 - ECC - Registered - Optane DDR4 3200 38400 - ( for Optane Supported \motherboards Only)