8GB DDR4 2666MHz PC4-21300 ECC SODIMM 1Rx8 1.2V 260pin Hynix Original Part # HMA81GS7CJR8N-VK capacity:8GB Manufacturer Cisco Memory Type DDR4

Manufacturer Cisco  Memory Type DDR4 Capacity 16GB  Data Transfer Rate 2400Mhz  Bus Type PC4-19200

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

Manufacturer Samsung  Memory Type DDR5 Capacity 16GB  Data Transfer Rate 4800Mhz  Bus Type PC5-38400

Manufacturer Hynix Memory Type DDR4 Capacity 4GB  Data Transfer Rate 2133MHz  Bus Type  PC4-17000

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

8GB DDR4 2666MHz PC4-21300 ECC SODIMM 1Rx8 1.2V 260pin Hynix Original Part # HMA81GS7CJR8N-VK capacity:8GB Manufacturer Cisco Memory Type DDR4Manufacturer Hynix Memory Type DDR4 Capacity 8GB Data Transfer Rate 2666MHz Bus Type PC4 21300