8GB DDR3 1066Mhz PC3-8500 ECC RDIMM 2Rx4 1.5V 240pin Vlp/Hynix Original Part # HMT31GR7AFR4C-G9 capacity:8GB Manufacturer Elpida Memory Type DDR3

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

Manufacturer Hynix Memory Type DDR4 Capacity 8GB  Data Transfer Rate 3200MHz  Bus Type  PC4-25600

Manufacturer Micron  Memory Type DDR3 Capacity 32GB  Data Transfer Rate 1866Mhz  Bus Type PC3-14900

Manufacturer Samsung  Memory Type DDR3  Capacity 32GB  Data Transfer Rate 1333Mhz Bus Type PC3L-10600

Manufacturer Samsung Memory Type DDR4 Capacity 64GB Data Transfer Rate 2933Mhz Bus Type PC4-23400

8GB DDR3 1066Mhz PC3-8500 ECC RDIMM 2Rx4 1.5V 240pin Vlp/Hynix Original Part # HMT31GR7AFR4C-G9 capacity:8GB Manufacturer Elpida Memory Type DDR3Manufacturer Hynix Memory Type DDR3 Capacity 8GB Data Transfer Rate 1066Mhz Bus Type PC3 8500