8GB DDR3 1600Mhz PC3-12800 ECC RDIMM 2Rx4 1.5V 240pin Samsung Original Part # M393B1K70DH0-CK0 capacity:8GB Manufacturer Samsung Memory Type DDR3

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

Manufacturer Heatsink  Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2933MHz  Bus Type PC4-23400

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

Manufacturer Sumsung Memory Type DDR4 Capacity 16GB Data Transfer Rate 2400Mhz Bus Type  PC4-19200

Manufacturer Hynix Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2133Mhz  Bus Type  PC4-17000

8GB DDR3 1600Mhz PC3-12800 ECC RDIMM 2Rx4 1.5V 240pin Samsung Original Part # M393B1K70DH0-CK0 capacity:8GB Manufacturer Samsung Memory Type DDR3Manufacturer Samsung Memory Type DDR3 Capacity 8GB Data Transfer Rate 1600Mhz Bus Type PC3 12800