16GB DDR4 2666Mhz PC4-21300 ECC RDIMM 2Rx4 1.2V 288Pin Sumsung Original Part # M393A2G40EB1-CTD DDR5-ECC UNBUFF Manufacturer Kingston Memory Type DDR4

Manufacturer Kingston Memory Type DDR4 Capacity 256GB Data Transfer Rate 2933Mhz Bus Type PC4-23400

Manufacturer Hynix Memory Type DDR5 Capacity 256GB Data Transfer Rate 4800Mhz  Bus Type PC5-38400

Manufacturer Hynix Memory Type DDR5 Capacity 128GB  Data Transfer Rate 5600Mhz Bus Type PC5-44800

Manufacturer Hynix Memory Type DDR5 Capacity 32GB  Data Transfer Rate 4800Mhz  Bus Type PC5-38400

Manufacturer Samsung  Memory Type DDR4 Capacity 64GB  Data Transfer Rate 5600Mhz Bus Type  PC4-25600

16GB DDR4 2666Mhz PC4-21300 ECC RDIMM 2Rx4 1.2V 288Pin Sumsung Original Part # M393A2G40EB1-CTD DDR5-ECC UNBUFF Manufacturer Kingston Memory Type DDR4Manufacturer Sumsung Memory Type DDR4 Capacity 16GB Data Transfer Rate 2666Mhz Bus Type PC4 21300