64GB DDR4 2933Mhz PC4-23400 ECC LRDIMM 4Rx4 1.2V 288Pin Sumsung Original Part # M386A8K40DM2-CVF DDR5-SODIMM-Laptop RAM Manufacturer Lenovo Memory Type DDR4

Manufacturer Lenovo  Memory Type DDR4 Capacity 16GB  Data Transfer Rate 3200Mhz  Bus Type PC4-25600

Manufacturer Hynix Memory Type DDR5 Capacity 64GB  Data Transfer Rate 4800Mhz  Bus Type PC5-38400

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

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

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

64GB DDR4 2933Mhz PC4-23400 ECC LRDIMM 4Rx4 1.2V 288Pin Sumsung Original Part # M386A8K40DM2-CVF DDR5-SODIMM-Laptop RAM Manufacturer Lenovo Memory Type DDR4Manufacturer Sumsung Memory Type DDR4 Capacity 64GB Data Transfer Rate 2933Mhz Bus Type PC4 23400