16GB DDR4 2666Mhz PC4-21300 ECC UNBUFFERED DIMM 2Rx8 1.2V 288Pin Samsung Original Part # M391A2K43BB1-CTD capacity:16GB Manufacturer Samsung Memory Type DDR4

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

Manufacturer Cisco Memory Type DDR4 Capacity 32GB Data Transfer Rate 2400Mhz Bus Type PC4-19200

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

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

16GB DDR4 2666Mhz PC4-21300 ECC UNBUFFERED DIMM 2Rx8 1.2V 288Pin Samsung Original Part # M391A2K43BB1-CTD capacity:16GB Manufacturer Samsung Memory Type DDR4Manufacturer Samsung Memory Type DDR4 Capacity 16GB Data Transfer Rate 2666Mhz Bus Type PC4 21300