16GB DDR3 1866Mhz PC3-14900 ECC RDIMM 2Rx4 1.5V 240pin Hynix Original Part # HMT42GR7MFR4A-RD capacity:16GB Manufacturer Kingston Memory Type DDR4

Manufacturer Kingston Memory Type DDR4 Capacity 16GB Data Transfer Rate 2133MHz Bus Type PC4-17000

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

Manufacturer Hynix Memory Type DDR5 Capacity 128GB  Data Transfer Rate 4800Mhz  Bus Type PC5-38400

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

16GB DDR3 1866Mhz PC3-14900 ECC RDIMM 2Rx4 1.5V 240pin Hynix Original Part # HMT42GR7MFR4A-RD capacity:16GB Manufacturer Kingston Memory Type DDR4Manufacturer Hynix Memory Type DDR3 Capacity 16GB Data Transfer Rate 1866Mhz Bus Type PC3 14900