64GB DDR4 2933Mhz PC4-23400 ECC RDIMM 2Rx4 1.2V 288Pin Samsung Original Part # M393A8G40MB2-CVF DDR5-SODIMM-Laptop RAM Manufacturer Micron Memory Type DDR4

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

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

Manufacturer Hynix Memory Type DDR5 Capacity 256GB  Data Transfer Rate 5600Mhz Bus Type PC5-44800

Manufacturer Hynix Memory Type DDR5 Capacity 64GB  Data Transfer Rate 5600Mhz  Bus Type PC5-44800

Manufacturer Samsung  Memory Type DDR4 Capacity 32GB  Data Transfer Rate 3200Mhz  Bus Type PC4-25600

64GB DDR4 2933Mhz PC4-23400 ECC RDIMM 2Rx4 1.2V 288Pin Samsung Original Part # M393A8G40MB2-CVF DDR5-SODIMM-Laptop RAM Manufacturer Micron Memory Type DDR4Manufacturer Samsung Memory Type DDR4 Capacity 64GB Data Transfer Rate 2933Mhz Bus Type PC4 23400