64GB DDR4 2666Mhz PC4-21300 ECC LRDIMM 4Rx4 1.2V 288Pin Lenovo Original Part # 7X77A01305 DDR5-RDIMM Server Manufacturer Sumsung Memory Type DDR4

Manufacturer Sumsung  Memory Type DDR4 Capacity 16GB  Data Transfer Rate 2133Mhz  Bus Type  PC4-17000

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

Manufacturer Samsung  Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2666Mhz  Bus Type PC4-21300

Manufacturer Hynix Memory Type DDR4 Capacity 4GB  Data Transfer Rate 2133Mhz  Bus Type PC4-17000

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

64GB DDR4 2666Mhz PC4-21300 ECC LRDIMM 4Rx4 1.2V 288Pin Lenovo Original Part # 7X77A01305 DDR5-RDIMM Server Manufacturer Sumsung Memory Type DDR4Manufacturer Lenovo Memory Type DDR4 Capacity 64GB Data Transfer Rate 2666Mhz Bus Type PC4 21300