8GB DDR4 2666Mhz PC4-21300 ECC UNBUFFERED DIMM 1Rx8 1.2V 288Pin Hynix Original Part # HMA81GU7DJR8N-VK DDR5-RDIMM Server Manufacturer Samsung Memory Type DDR5

Manufacturer Samsung Memory Type DDR5 Capacity 32GB Data Transfer Rate 4800Mhz Bus Type PC5-38400

Manufacturer Micron Memory Type DDR4 Capacity 4GB  Data Transfer Rate 2133Mhz  Bus Type PC4-17000

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

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

Manufacturer Hynix Memory Type DDR4 Capacity 16GB  Data Transfer Rate 2400Mhz  Bus Type PC4-19200

8GB DDR4 2666Mhz PC4-21300 ECC UNBUFFERED DIMM 1Rx8 1.2V 288Pin Hynix Original Part # HMA81GU7DJR8N-VK DDR5-RDIMM Server Manufacturer Samsung Memory Type DDR5Manufacturer Hynix Memory Type DDR4 Capacity 8GB Data Transfer Rate 2666Mhz Bus Type PC4 21300