8GB DDR4 2133Mhz PC4-17000 ECC UNBUFFERED DIMM 2Rx8 1.2V 288Pin Samsung Original Part # M391A1G43DB0-CPB capacity:8GB Manufacturer Hynix Memory Type DDR4

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

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

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

Manufacturer Kingston  Memory Type DDR4 Capacity 16GB  Data Transfer Rate 2933MHz  Bus Type PC4-23400

8GB DDR4 2133Mhz PC4-17000 ECC UNBUFFERED DIMM 2Rx8 1.2V 288Pin Samsung Original Part # M391A1G43DB0-CPB capacity:8GB Manufacturer Hynix Memory Type DDR4Manufacturer Samsung Memory Type DDR4 Capacity 8GB Data Transfer Rate 2133Mhz Bus Type PC4 17000