256GB DDR5 5600Mhz PC5-44800 ECC RDIMM 8Rx4 1.1V 288Pin Hynix Original part # DDR5-SODIMM-Laptop RAM Manufacturer Cisco Memory Type DDR4

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

Manufacturer Lenovo  Memory Type DDR4 Capacity 128GB  Data Transfer Rate 2933Mhz  Bus Type PC4-23400

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

Manufacturer Kingston  Memory Type DDR4 Capacity 32GB  Data Transfer Rate 2133Mhz  Bus Type PC4-17000

256GB DDR5 5600Mhz PC5-44800 ECC RDIMM 8Rx4 1.1V 288Pin Hynix Original part # DDR5-SODIMM-Laptop RAM Manufacturer Cisco Memory Type DDR4Manufacturer Hynix Memory Type DDR5 Capacity 256GB Data Transfer Rate 5600Mhz Bus Type PC5 44800