8GB DDR3 1600Mhz PC3-12800 ECC RDIMM 2Rx8 1.5V 240pin Micron Original Part # MT18JSF1G72PDZ-1G6D1 DDR5-ECC UNBUFF Manufacturer Hynix Memory Type DDR4

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

Manufacturer Samsung Memory Type DDR4 Capacity 4GB Data Transfer Rate 2933MHz Bus Type PC4-23400

Manufacturer Lenovo  Memory Type DDR3  Capacity 32GB  Data Transfer Rate 1866Mhz  Bus Type PC3-14900

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

8GB DDR3 1600Mhz PC3-12800 ECC RDIMM 2Rx8 1.5V 240pin Micron Original Part # MT18JSF1G72PDZ-1G6D1 DDR5-ECC UNBUFF Manufacturer Hynix Memory Type DDR4Manufacturer Micron Memory Type DDR3 Capacity 8GB Data Transfer Rate 1600Mhz Bus Type PC3 12800