4GB DDR4 2133Mhz PC4-17000 ECC RDIMM 1Rx8 1.2V 288Pin Micron Original Part # MTA9ASF51272PZ-2G1A1 capacity:4GB Manufacturer Hynix Memory Type DDR4

Manufacturer Hynix Memory Type DDR4 Capacity 64GB Data Transfer Rate 2666Mhz Bus Type PC4-21300

Manufacturer Samsung  Memory Type DDR4 Capacity 32GB  Data Transfer Rate 2666Mhz  Bus Type PC4-21300

Manufacturer Micron  Memory Type DDR4 Capacity 64GB  Data Transfer Rate 3200Mhz  Bus Type  PC4-25600

Manufacturer Micron Memory Type DDR4 Capacity 64GB Data Transfer Rate 2666Mhz Bus Type PC4-21300

Manufacturer Hynix Memory Type DDR5 Capacity 256GB  Data Transfer Rate 5600Mhz Bus Type PC5-38400

4GB DDR4 2133Mhz PC4-17000 ECC RDIMM 1Rx8 1.2V 288Pin Micron Original Part # MTA9ASF51272PZ-2G1A1 capacity:4GB Manufacturer Hynix Memory Type DDR4Manufacturer Micron Memory Type DDR4 Capacity 4GB Data Transfer Rate 2133Mhz Bus Type PC4 17000