8GB DDR4 2666MHz PC4-21300 NON ECC UNBUFFERED DIMM 2Rx8 1.2V 288Pin Hynix Original Part # HMA81GU6AFR8N-VJ DDR4-RDIMM Server Manufacturer Micron Memory Type DDR4

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

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

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

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

Manufacturer Heatsink Memory Type DDR4 Capacity 4GB Data Transfer Rate 2400MHz Bus Type PC4-19200

8GB DDR4 2666MHz PC4-21300 NON ECC UNBUFFERED DIMM 2Rx8 1.2V 288Pin Hynix Original Part # HMA81GU6AFR8N-VJ DDR4-RDIMM Server Manufacturer Micron Memory Type DDR4Manufacturer Hynix Memory Type DDR4 Capacity 8GB Data Transfer Rate 2666MHz Bus Type PC4 21300