8GB DDR3 1600Mhz PC3-12800 ECC RDIMM 2Rx8 1.5V 240pin Micron Original Part # MT18JSF1G72PDZ-1G6E1 capacity:8GB Manufacturer Sumsung Memory Type DDR4

Manufacturer Sumsung Memory Type DDR4 Capacity 16GB Data Transfer Rate 2666Mhz Bus Type PC4-21300

Manufacturer Micron Memory Type DDR3 Capacity 16GB Data Transfer Rate 1066Mhz Bus Type PC3L-8500

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

Manufacturer Samsung  Memory Type DDR3  Capacity 32GB  Data Transfer Rate 1333Mhz Bus Type PC3L-10600

Manufacturer Heatsink Memory Type DDR4 Capacity 8GB Data Transfer Rate 2133MHz Bus Type PC4-17000

8GB DDR3 1600Mhz PC3-12800 ECC RDIMM 2Rx8 1.5V 240pin Micron Original Part # MT18JSF1G72PDZ-1G6E1 capacity:8GB Manufacturer Sumsung Memory Type DDR4Manufacturer Micron Memory Type DDR3 Capacity 8GB Data Transfer Rate 1600Mhz Bus Type PC3 12800