8GB DDR4 2666MHz PC4-21300 NON ECC UNBUFFERED DIMM 2Rx8 1.2V 288Pin Heatsink Original Part # DDR4-ECC SODIMM Manufacturer Samsung Memory Type DDR4

Manufacturer Samsung  Memory Type DDR4 Capacity 8GB  Data Transfer Rate 3200Mhz  Bus Type  PC4-25600

Manufacturer Hynix Memory Type DDR4 Capacity 4GB  Data Transfer Rate 2666MHz  Bus Type  PC4-21300

Manufacturer Kingston  Memory Type DDR4 Capacity 256GB  Data Transfer Rate 3200Mhz  Bus Type PC4-25600

Manufacturer Micron Memory Type DDR4 Capacity 8GB Data Transfer Rate 2133MHz Bus Type PC4-17000

Manufacturer Samsung  Memory Type DDR5 Capacity 8GB  Data Transfer Rate 5600Mhz Bus Type PC5-44800

8GB DDR4 2666MHz PC4-21300 NON ECC UNBUFFERED DIMM 2Rx8 1.2V 288Pin Heatsink Original Part # DDR4-ECC SODIMM Manufacturer Samsung Memory Type DDR4Manufacturer Heatsink Memory Type DDR4 Capacity 8GB Data Transfer Rate 2666MHz Bus Type PC4 21300