64GB DDR4 2133Mhz PC4-17000 ECC RDIMM 4Rx4 1.2V 288Pin Cisco Original Part # UCS-MR-1X648RU-A capacity:32GB Manufacturer Samsung Memory Type DDR5

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

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

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

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

64GB DDR4 2133Mhz PC4-17000 ECC RDIMM 4Rx4 1.2V 288Pin Cisco Original Part # UCS-MR-1X648RU-A capacity:32GB Manufacturer Samsung Memory Type DDR5Manufacturer Cisco Memory Type DDR4 Capacity 64GB Data Transfer Rate 2133Mhz Bus Type PC4 17000