4GB DDR4 2400MHz PC4-19200 SODIMM 1Rx8 1.2V 260pin Samsung Original Part # M471A5143SB1-CRC capacity:4GB Manufacturer Samsung Memory Type DDR3

Manufacturer Samsung  Memory Type DDR3 Capacity 8GB  Data Transfer Rate 1866Mhz  Bus Type PC3-14900

Manufacturer Ramaxel  Memory Type DDR4 Capacity 4GB  Data Transfer Rate 2133MHz  Bus Type  PC4-17000

Manufacturer Hynix Memory Type DDR4 Capacity 8GB Data Transfer Rate 2400MHz Bus Type PC4-19200

Manufacturer Elpida  Memory Type DDR3 Capacity 8GB  Data Transfer Rate 1333Mhz  Bus Type PC3L-10600

Manufacturer Micron  Memory Type DDR4 Capacity 16GB  Data Transfer Rate 3200MHz  Bus Type PC4-25600

4GB DDR4 2400MHz PC4-19200 SODIMM 1Rx8 1.2V 260pin Samsung Original Part # M471A5143SB1-CRC capacity:4GB Manufacturer Samsung Memory Type DDR3Manufacturer Samsung Memory Type DDR4 Capacity 4GB Data Transfer Rate 2400MHz Bus Type PC4 19200