4GB DDR3 1866Mhz PC3-14900 ECC RDIMM 1Rx8 1.5V 240pin Kingston Original Part # DDR5-ECC UNBUFF Manufacturer Micron Memory Type DDR4

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

Data Transfer Rate 2933Mhz Bus Type PC4-23400

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

Manufacturer Kingston Memory Type DDR4 Capacity 16GB Data Transfer Rate 2400MHz Bus Type PC4-19200

Manufacturer Ramaxel  Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2400MHz  Bus Type PC4-19200

4GB DDR3 1866Mhz PC3-14900 ECC RDIMM 1Rx8 1.5V 240pin Kingston Original Part # DDR5-ECC UNBUFF Manufacturer Micron Memory Type DDR4Manufacturer Kingston Memory Type DDR3 Capacity 4GB Data Transfer Rate 1866Mhz Bus Type PC3 14900