8GB DDR3 1066Mhz PC3L-8500 ECC RDIMM 2Rx4 1.35V 240pin Hynix Original Part # HMT31GR7BFR4A-G7 capacity:8GB 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 8GB  Data Transfer Rate 3200Mhz  Bus Type  PC4-25600

Manufacturer Samsung  Memory Type DDR3 Capacity 8GB  Data Transfer Rate 1600Mhz  Bus Type PC3-12800

Manufacturer Samsung  Memory Type DDR4 Capacity 4GB  Data Transfer Rate 2666Mhz  Bus Type PC4-21300

8GB DDR3 1066Mhz PC3L-8500 ECC RDIMM 2Rx4 1.35V 240pin Hynix Original Part # HMT31GR7BFR4A-G7 capacity:8GB Manufacturer Heatsink Memory Type DDR4Manufacturer Hynix Memory Type DDR3 Capacity 8GB Data Transfer Rate 1066Mhz Bus Type PC3L 8500