8GB DDR3 1866Mhz PC3-14900 ECC RDIMM 2Rx8 1.5V 240pin Samsung Original Part # M393B1G73QHO-CMA capacity:8GB Manufacturer Elpida Memory Type DDR3

Manufacturer Elpida  Memory Type DDR3 Capacity 16GB  Data Transfer Rate 1600Mhz  Bus Type PC3-12800

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

Manufacturer Samsung  Memory Type DDR3  Capacity 16GB  Data Transfer Rate 1066Mhz  Bus Type PC3-8500

Manufacturer Sumsung  Memory Type DDR4 Capacity 16GB  Data Transfer Rate 2933Mhz  Bus Type PC4-23400

Data Transfer Rate 2400Mhz Bus Type PC4-19200

8GB DDR3 1866Mhz PC3-14900 ECC RDIMM 2Rx8 1.5V 240pin Samsung Original Part # M393B1G73QHO-CMA capacity:8GB Manufacturer Elpida Memory Type DDR3Manufacturer Samsung Memory Type DDR3 Capacity 8GB Data Transfer Rate 1866Mhz Bus Type PC3 14900