4GB DDR3 1333Mhz PC3-10600 ECC RDIMM 2Rx4 1.5V 240pin Kingston Original Part # capacity:4GB Manufacturer Micron Memory Type DDR3

Manufacturer Micron  Memory Type DDR3 Capacity 8GB  Data Transfer Rate 1600Mhz  Bus Type  PC3L-12800

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

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

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

Manufacturer Hynix Memory Type DDR3 Capacity 8GB  Data Transfer Rate 1066Mhz  Bus Type  PC3L-8500

4GB DDR3 1333Mhz PC3-10600 ECC RDIMM 2Rx4 1.5V 240pin Kingston Original Part # capacity:4GB Manufacturer Micron Memory Type DDR3Manufacturer Kingston Memory Type DDR3 Capacity 4GB Data Transfer Rate 1333Mhz Bus Type PC3 10600