16GB DDR4 2933Mhz PC4-23400 ECC RDIMM 2Rx8 1.2V 288Pin Micron Original Part # MTA18ASF2G72PDZ-2G9J3 DDR5-NON ECC Desktop Manufacturer Lenovo Memory Type DDR4

Manufacturer Lenovo Memory Type DDR4 Capacity 32GB Data Transfer Rate 3200Mhz Bus Type PC4-25600

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

Manufacturer Samsung  Memory Type DDR4 Capacity 64GB  Data Transfer Rate 2133Mhz  Bus Type  PC4-17000

Manufacturer Samsung Memory Type DDR4 Capacity 256GB Data Transfer Rate 5600Mhz Bus Type PC5-44800

Manufacturer Samsung  Memory Type DDR4 Capacity 32GB  Data Transfer Rate 2133Mhz  Bus Type PC4-17000

16GB DDR4 2933Mhz PC4-23400 ECC RDIMM 2Rx8 1.2V 288Pin Micron Original Part # MTA18ASF2G72PDZ-2G9J3 DDR5-NON ECC Desktop Manufacturer Lenovo Memory Type DDR4Manufacturer Micron Memory Type DDR4 Capacity 16GB Data Transfer Rate 2933Mhz Bus Type PC4 23400