4GB DDR4 2400MHz PC4-19200 NON ECC UNBUFFERED DIMM 1Rx16 1.2V 288Pin Hynix Original Part # HMA851U6CJR6N-UH capacity:4GB Manufacturer Crucial Memory Type DDR4

Manufacturer Crucial  Memory Type DDR4 Capacity 16GB  Data Transfer Rate 3200MHz  Bus Type PC4-25600

Manufacturer Hynix Memory Type DDR4 Capacity DDR5 Data Transfer Rate 5600Mhz Bus Type PC5-44800

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

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

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

4GB DDR4 2400MHz PC4-19200 NON ECC UNBUFFERED DIMM 1Rx16 1.2V 288Pin Hynix Original Part # HMA851U6CJR6N-UH capacity:4GB Manufacturer Crucial Memory Type DDR4Manufacturer Hynix Memory Type DDR4 Capacity 4GB Data Transfer Rate 2400MHz Bus Type PC4 19200