64GB DDR4 2666Mhz PC4-21300 ECC RDIMM 4Rx4 1.2V 288Pin Micron Original Part # MTA72ASS8G72PSZ-2S6G1 capacity:64GB Manufacturer Micron Memory Type DDR5

Manufacturer Micron  Memory Type DDR5 Capacity 16GB  Data Transfer Rate 5600Mhz Bus Type PC5-44800

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

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

Manufacturer Hynix Memory Type DDR5 Capacity 16GB  Data Transfer Rate 5600Mhz Bus Type PC5-44800

Manufacturer Samsung  Memory Type DDR4 Capacity 32GB  Data Transfer Rate 2933Mhz  Bus Type PC4-23400

64GB DDR4 2666Mhz PC4-21300 ECC RDIMM 4Rx4 1.2V 288Pin Micron Original Part # MTA72ASS8G72PSZ-2S6G1 capacity:64GB Manufacturer Micron Memory Type DDR5Manufacturer Micron Memory Type DDR4 Capacity 64GB Data Transfer Rate 2666Mhz Bus Type PC4 21300