8GB DDR3 1333Mhz PC3-10600 ECC RDIMM 1Rx4 1.5V 240pin Kingston Original Part # 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 Micron  Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2400Mhz  Bus Type  PC4-19200

Manufacturer Samsung  Memory Type DDR3 Capacity 4GB  Data Transfer Rate 1600Mhz  Bus Type  PC3L-12800

Manufacturer Elpida  Memory Type DDR3 Capacity 16GB  Data Transfer Rate 1600Mhz  Bus Type PC3-12800

8GB DDR3 1333Mhz PC3-10600 ECC RDIMM 1Rx4 1.5V 240pin Kingston Original Part # DDR5-SODIMM-Laptop RAM Manufacturer Cisco Memory Type DDR4Manufacturer Kingston Memory Type DDR3 Capacity 8GB Data Transfer Rate 1333Mhz Bus Type PC3 10600