16GB DDR3 1600Mhz PC3L-12800 ECC RDIMM 2Rx4 1.35V 240pin Vlp/Samsung Original Part # M392B2G70DM0-YKO capacity:16GB Manufacturer Sumsung Memory Type DDR4

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

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

Manufacturer Cisco  Memory Type DDR4 Capacity 64GB  Data Transfer Rate 2666Mhz  Bus Type PC4-21300

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

Manufacturer Sumsung  Memory Type DDR4 Capacity 64GB  Data Transfer Rate 2400Mhz  Bus Type  PC4-19200

16GB DDR3 1600Mhz PC3L-12800 ECC RDIMM 2Rx4 1.35V 240pin Vlp/Samsung Original Part # M392B2G70DM0-YKO capacity:16GB Manufacturer Sumsung Memory Type DDR4Manufacturer Samsung Memory Type DDR3 Capacity 16GB Data Transfer Rate 1600Mhz Bus Type PC3L 12800