4GB DDR3 1333Mhz PC3-10600 ECC RDIMM 2Rx4 1.5V 240pin Hynix Original Part # HMT151R7BFR4C-H9 DDR4-SODIMM Laptop Manufacturer Micron Memory Type DDR4

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

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

Manufacturer Hynix Memory Type DDR3 Capacity 8GB Data Transfer Rate 1600Mhz Bus Type  PC3L-12800

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

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

4GB DDR3 1333Mhz PC3-10600 ECC RDIMM 2Rx4 1.5V 240pin Hynix Original Part # HMT151R7BFR4C-H9 DDR4-SODIMM Laptop Manufacturer Micron Memory Type DDR4Manufacturer Hynix Memory Type DDR3 Capacity 4GB Data Transfer Rate 1333Mhz Bus Type PC3 10600