8GB DDR3 1066Mhz PC3-8500 ECC RDIMM 2Rx4 1.5V 240pin Micron Original Part # MT36JSZS1G72PY-1G1A1 DDR4-ECC UNBUFF Manufacturer Micron Memory Type DDR3

Manufacturer Micron  Memory Type DDR3 Capacity 16GB  Data Transfer Rate 1333Mhz  Bus Type PC3L-10600

Manufacturer Samsung  Memory Type DDR4 Capacity 8GB  Data Transfer Rate 3200Mhz  Bus Type  PC4-25600

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

Manufacturer Nanya  Memory Type DDR3 Capacity 8GB  Data Transfer Rate 1333Mhz  Bus Type PC3L-10600

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

8GB DDR3 1066Mhz PC3-8500 ECC RDIMM 2Rx4 1.5V 240pin Micron Original Part # MT36JSZS1G72PY-1G1A1 DDR4-ECC UNBUFF Manufacturer Micron Memory Type DDR3Manufacturer Micron Memory Type DDR3 Capacity 8GB Data Transfer Rate 1066Mhz Bus Type PC3 8500