8GB DDR3 1866Mhz PC3-14900 ECC RDIMM 1Rx4 1.5V 240pin Vlp/Samsung Original Part # M392B1G70DB0-CMA DDR5-SODIMM-Laptop RAM Manufacturer Hynix Memory Type DDR3

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

Manufacturer  Micron Memory Type DDR4 Capacity 32GB Data Transfer Rate 2400Mhz Bus Type PC4-19200

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

Manufacturer Heatsink  Memory Type DDR4 Capacity 8GB  Data Transfer Rate 3200MHz  Bus Type  PC4-25600

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

8GB DDR3 1866Mhz PC3-14900 ECC RDIMM 1Rx4 1.5V 240pin Vlp/Samsung Original Part # M392B1G70DB0-CMA DDR5-SODIMM-Laptop RAM Manufacturer Hynix Memory Type DDR3Manufacturer Samsung Memory Type DDR3 Capacity 8GB Data Transfer Rate 1866Mhz Bus Type PC3 14900