4GB DDR4 2133MHz PC4-17000 SODIMM 1Rx8 1.2V 260pin Micron Original Part # MTA8ATF51264HZ-2G1A1 capacity:4GB Manufacturer Samsung Memory Type DDR3

Manufacturer Samsung  Memory Type DDR3  Capacity 16GB  Data Transfer Rate 1066Mhz  Bus Type PC3-8500

Manufacturer Micron  Memory Type DDR4 Capacity 4GB  Data Transfer Rate 3200MHz  Bus Type PC4-25600

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

Manufacturer Micron  Memory Type DDR3 Capacity 4GB  Data Transfer Rate 1333Mhz  Bus Type PC3L-10600

Manufacturer Sumsung  Memory Type DDR4 Capacity 16GB  Data Transfer Rate 2933Mhz  Bus Type  PC4-23400

4GB DDR4 2133MHz PC4-17000 SODIMM 1Rx8 1.2V 260pin Micron Original Part # MTA8ATF51264HZ-2G1A1 capacity:4GB Manufacturer Samsung Memory Type DDR3Manufacturer Micron Memory Type DDR4 Capacity 4GB Data Transfer Rate 2133MHz Bus Type PC4 17000