16GB DDR3 1333Mhz PC3-10600 ECC RDIMM 2Rx4 1.5V 240pin Hynix Original Part # HMT42GR7DFR4C-H9 DDR4-ECC SODIMM Manufacturer Lenovo Memory Type DDR4

Manufacturer Lenovo Memory Type DDR4 Capacity 256GB Data Transfer Rate 2933Mhz Bus Type PC4-23400

Manufacturer Crucial Memory Type DDR4 Capacity 8GB Data Transfer Rate 2133Mhz Bus Type PC4-17000

Manufacturer Micron  Memory Type DDR4 Capacity 16GB  Data Transfer Rate 4800Mhz  Bus Type PC5-38400

Manufacturer Kingston Memory Type DDR3 Capacity 16GB Data Transfer Rate 1333Mhz Bus Type PC3L-10600

Manufacturer Hynix Memory Type DDR4 Capacity 256GB Data Transfer Rate 2933Mhz Bus Type PC4-23400 E

16GB DDR3 1333Mhz PC3-10600 ECC RDIMM 2Rx4 1.5V 240pin Hynix Original Part # HMT42GR7DFR4C-H9 DDR4-ECC SODIMM Manufacturer Lenovo Memory Type DDR4Manufacturer Hynix Memory Type DDR3 Capacity 16GB Data Transfer Rate 1333Mhz Bus Type PC3 10600