4GB DDR3 1333Mhz PC3-10600 ECC RDIMM 2Rx8 1.5V 240pin Crucial Original Part # capacity:4GB Manufacturer Crucial Memory Type DDR4

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

Manufacturer Samsung  Memory Type DDR3 Capacity 4GB  Data Transfer Rate 1333Mhz  Bus Type  PC3L-10600

Manufacturer  Micron Memory Type DDR4 Capacity 32GB Data Transfer Rate 2400Mhz Bus Type PC4-19200

Manufacturer Heatsink  Memory Type DDR4 Capacity 16GB  Data Transfer Rate 3200MHz  Bus Type PC4-25600

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

4GB DDR3 1333Mhz PC3-10600 ECC RDIMM 2Rx8 1.5V 240pin Crucial Original Part # capacity:4GB Manufacturer Crucial Memory Type DDR4Manufacturer Crucial Memory Type DDR3 Capacity 4GB Data Transfer Rate 1333Mhz Bus Type PC3 10600