16GB DDR3 1600Mhz PC3-12800 ECC RDIMM 2Rx4 1.5V 240pin Samsung Original Part # M393B2G70QH0-CKO DDR5-ECC UNBUFF Manufacturer Crucial Memory Type DDR4

Manufacturer Crucial  Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2666MHz  Bus Type  PC4-21300

Manufacturer Ramaxel Memory Type DDR4 Capacity 8GB Data Transfer Rate 2133MHz Bus Type PC4-17000

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

Manufacturer Crucial  Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2133MHz  Bus Type PC4-17000

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

16GB DDR3 1600Mhz PC3-12800 ECC RDIMM 2Rx4 1.5V 240pin Samsung Original Part # M393B2G70QH0-CKO DDR5-ECC UNBUFF Manufacturer Crucial Memory Type DDR4Manufacturer Samsung Memory Type DDR3 Capacity 16GB Data Transfer Rate 1600Mhz Bus Type PC3 12800