4GB DDR3 1600Mhz PC3-12800 ECC RDIMM 2Rx8 1.5V 240pin Crucial Original Part # capacity:4GB Manufacturer Heatsink Memory Type DDR4

Manufacturer Heatsink Memory Type DDR4 Capacity 8GB Data Transfer Rate 2400MHz Bus Type PC4-19200

Manufacturer Hynix Memory Type DDR4 Capacity 4GB Data Transfer Rate 3200MHz Bus Type PC4-25600

Manufacturer Samsung  Memory Type DDR4 Capacity 32GB  Data Transfer Rate 2933MHz  Bus Type PC4-23400

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

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

4GB DDR3 1600Mhz PC3-12800 ECC RDIMM 2Rx8 1.5V 240pin Crucial Original Part # capacity:4GB Manufacturer Heatsink Memory Type DDR4Manufacturer Crucial Memory Type DDR3 Capacity 4GB Data Transfer Rate 1600Mhz Bus Type PC3 12800