16GB DDR3 1866Mhz PC3-14900 ECC RDIMM 2Rx4 1.5V 240pin Samsung Original Part # M393B2G70QHO-CMA capacity:16GB Manufacturer Kingston Memory Type DDR4

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

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

Manufacturer Sumsung Memory Type DDR4 Capacity 64GB Data Transfer Rate 2933Mhz Bus Type PC4-23400

Manufacturer Micron Memory Type DDR4 Capacity 32GB Data Transfer Rate 3200MHz Bus Type  PC4-25600

Manufacturer Samsung  Memory Type DDR4 Capacity 4GB  Data Transfer Rate 2133Mhz  Bus Type PC4-17000

16GB DDR3 1866Mhz PC3-14900 ECC RDIMM 2Rx4 1.5V 240pin Samsung Original Part # M393B2G70QHO-CMA capacity:16GB Manufacturer Kingston Memory Type DDR4Manufacturer Samsung Memory Type DDR3 Capacity 16GB Data Transfer Rate 1866Mhz Bus Type PC3 14900