8GB DDR3 1600Mhz PC3L-12800 ECC RDIMM 1Rx4 1.35V 240pin Hynix Original Part # HMT41GR7AFR4A-PB DDR5-SODIMM-Laptop RAM Manufacturer Cisco Memory Type DDR4

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

Manufacturer Nanya  Memory Type DDR3 Capacity 8GB  Data Transfer Rate 1333Mhz  Bus Type PC3-10600

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

Manufacturer Nanya  Memory Type DDR3 Capacity 8GB  Data Transfer Rate 1333Mhz  Bus Type PC3L-10600

Manufacturer Hynix Memory Type DDR4 Capacity 16GB  Data Transfer Rate 2133Mhz  Bus Type PC4-17000

8GB DDR3 1600Mhz PC3L-12800 ECC RDIMM 1Rx4 1.35V 240pin Hynix Original Part # HMT41GR7AFR4A-PB DDR5-SODIMM-Laptop RAM Manufacturer Cisco Memory Type DDR4Manufacturer Hynix Memory Type DDR3 Capacity 8GB Data Transfer Rate 1600Mhz Bus Type PC3L 12800