4GB DDR4 2666MHz PC4-21300 NON ECC UNBUFFERED DIMM 1Rx8 1.2V 288Pin Samsung Original Part # M378A5143CB0-CTD DDR3-LRDIMM Server Manufacturer Hynix Memory Type DDR4

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

Manufacturer Hynix Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2933MHz  Bus Type PC4-23400

Manufacturer Samsung  Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2666Mhz  Bus Type  PC4-21300

Manufacturer Heatsink Memory Type DDR3 Capacity 32GB Data Transfer Rate 1333Mhz Bus Type PC3L-10600

Manufacturer Hynix Memory Type DDR3 Capacity 32GB  Data Transfer Rate 1333Mhz  Bus Type PC3L-10600

4GB DDR4 2666MHz PC4-21300 NON ECC UNBUFFERED DIMM 1Rx8 1.2V 288Pin Samsung Original Part # M378A5143CB0-CTD DDR3-LRDIMM Server Manufacturer Hynix Memory Type DDR4Manufacturer Samsung Memory Type DDR4 Capacity 4GB Data Transfer Rate 2666MHz Bus Type PC4 21300