8GB DDR3 1866Mhz PC3-14900 ECC RDIMM 2Rx8 1.5V 240pin Samsung Original Part # M393B1G73QBO-CMA capacity:8GB Manufacturer Micron Memory Type DDR3

Manufacturer Micron  Memory Type DDR3 Capacity 4GB  Data Transfer Rate 1866Mhz  Bus Type PC3-14900

Manufacturer Samsung  Memory Type DDR4 Capacity 4GB  Data Transfer Rate 2400Mhz  Bus Type  PC4-19200

Manufacturer Samsung  Memory Type DDR3 Capacity 8GB  Data Transfer Rate 1866Mhz Bus Type PC3-14900

Manufacturer Hynix Memory Type DDR4 Capacity 4GB  Data Transfer Rate 2400MHz  Bus Type PC4-19200

Manufacturer Hynix Memory Type DDR3 Capacity 8GB Data Transfer Rate 1600Mhz Bus Type  PC3-12800

8GB DDR3 1866Mhz PC3-14900 ECC RDIMM 2Rx8 1.5V 240pin Samsung Original Part # M393B1G73QBO-CMA capacity:8GB Manufacturer Micron Memory Type DDR3Manufacturer Samsung Memory Type DDR3 Capacity 8GB Data Transfer Rate 1866Mhz Bus Type PC3 14900