4GB DDR4 2666Mhz PC4-21300 ECC UNBUFFERED DIMM 1Rx8 1.2V 288Pin Samsung Original Part # capacity:4GB Manufacturer Samsung Memory Type DDR4

Manufacturer Samsung  Memory Type DDR4 Capacity 32GB  Data Transfer Rate 2933Mhz  Bus Type PC4-23400

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

Manufacturer Samsung Memory Type DDR4 Capacity 64GB Data Transfer Rate 2933Mhz Bus Type  PC4-23400

Manufacturer Hynix Memory Type DDR4 Capacity 8GB  Data Transfer Rate 3200MHz  Bus Type  PC4-25600

4GB DDR4 2666Mhz PC4-21300 ECC UNBUFFERED DIMM 1Rx8 1.2V 288Pin Samsung Original Part # capacity:4GB Manufacturer Samsung Memory Type DDR4Manufacturer Samsung Memory Type DDR4 Capacity 4GB Data Transfer Rate 2666Mhz Bus Type PC4 21300