16GB DDR4 2666Mhz PC4-21300 ECC UNBUFFERED DIMM 2Rx8 1.2V 288Pin Micron Original Part # MTA18ADF2G72AZ-2G6E1 DDR4-LRDIMM Server Manufacturer Lenovo Memory Type DDR4

Manufacturer Lenovo Memory Type DDR4 Capacity 64GB Data Transfer Rate 2933Mhz Bus Type PC4-23400

Manufacturer Micron  Memory Type DDR4 Capacity 4GB  Data Transfer Rate 2133Mhz  Bus Type  PC4-17000

Manufacturer Hynix Memory Type DDR4 Capacity 16GB Data Transfer Rate 3200Mhz  Bus Type PC4-25600

Manufacturer Kingston  Memory Type DDR4 Capacity 4GB  Data Transfer Rate 2400Mhz  Bus Type PC4-19200

16GB DDR4 2666Mhz PC4-21300 ECC UNBUFFERED DIMM 2Rx8 1.2V 288Pin Micron Original Part # MTA18ADF2G72AZ-2G6E1 DDR4-LRDIMM Server Manufacturer Lenovo Memory Type DDR4Manufacturer Micron Memory Type DDR4 Capacity 16GB Data Transfer Rate 2666Mhz Bus Type PC4 21300