4GB DDR3 1600Mhz PC3-12800 ECC RDIMM 2Rx8 1.5V 240pin Kingston Original Part # capacity:4GB Manufacturer Hynix Memory Type DDR3

Manufacturer Hynix Memory Type DDR3 Capacity 16GB  Data Transfer Rate 1066Mhz  Bus Type PC3-8500

Manufacturer Hynix Memory Type DDR3 Capacity 16GB  Data Transfer Rate 2133Mhz  Bus Type PC4-17000

Manufacturer Sumsung  Memory Type DDR4 Capacity 16GB  Data Transfer Rate 3200Mhz  Bus Type PC4-25600

Manufacturer Crucial  Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2666MHz  Bus Type  PC4-21300

4GB DDR3 1600Mhz PC3-12800 ECC RDIMM 2Rx8 1.5V 240pin Kingston Original Part # capacity:4GB Manufacturer Hynix Memory Type DDR3Manufacturer Kingston Memory Type DDR3 Capacity 4GB Data Transfer Rate 1600Mhz Bus Type PC3 12800