64GB DDR4 2666Mhz PC4-21300 ECC LRDIMM 4Rx4 1.2V 288Pin Hynix Original Part # HMAA8GL7MMR4N-VK DDR5-SODIMM-Laptop RAM Manufacturer Hynix Memory Type DDR4

Manufacturer Hynix Memory Type DDR4 Capacity 128GB  Data Transfer Rate 3200Mhz  Bus Type PC4-25600

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

Manufacturer Hynix Memory Type DDR4 Capacity 128GB Data Transfer Rate 2666Mhz  Bus Type  PC4-21300

Manufacturer Micron  Memory Type DDR4 Capacity 32GB  Data Transfer Rate 2666MHz  Bus Type  PC4-21300

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

64GB DDR4 2666Mhz PC4-21300 ECC LRDIMM 4Rx4 1.2V 288Pin Hynix Original Part # HMAA8GL7MMR4N-VK DDR5-SODIMM-Laptop RAM Manufacturer Hynix Memory Type DDR4Manufacturer Hynix Memory Type DDR4 Capacity 64GB Data Transfer Rate 2666Mhz Bus Type PC4 21300