8GB DDR4 2133MHz PC4-17000 SODIMM 2Rx8 1.2V 260pin Hynix Original Part # HMA41GS6AFR8N-TF capacity:8GB Manufacturer Kingston Memory Type DDR4

Manufacturer Kingston  Memory Type DDR4 Capacity 4GB  Data Transfer Rate 2400MHz  Bus Type PC4-19200

Manufacturer Samsung  Memory Type DDR3 Capacity 4GB  Data Transfer Rate 1600Mhz  Bus Type PC3L-12800

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

Manufacturer Samsung  Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2400Mhz  Bus Type PC4-19200

Manufacturer Samsung  Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2666MHz  Bus Type  PC4-21300

8GB DDR4 2133MHz PC4-17000 SODIMM 2Rx8 1.2V 260pin Hynix Original Part # HMA41GS6AFR8N-TF capacity:8GB Manufacturer Kingston Memory Type DDR4Manufacturer Hynix Memory Type DDR4 Capacity 8GB Data Transfer Rate 2133MHz Bus Type PC4 17000