8GB DDR3 1600Mhz PC3-12800 ECC RDIMM 1Rx4 1.5V 240pin Hynix Original Part # HMT41GR7BFR4C-PB capacity:8GB Manufacturer Hynix Memory Type DDR4

Manufacturer Hynix Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2666Mhz  Bus Type  PC4-21300

Manufacturer Samsung  Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2400Mhz  Bus Type PC4-19200

Manufacturer Hynix

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

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

8GB DDR3 1600Mhz PC3-12800 ECC RDIMM 1Rx4 1.5V 240pin Hynix Original Part # HMT41GR7BFR4C-PB capacity:8GB Manufacturer Hynix Memory Type DDR4Manufacturer Hynix Memory Type DDR3 Capacity 8GB Data Transfer Rate 1600Mhz Bus Type PC3 12800