4GB DDR3 1066Mhz PC3-8500 ECC RDIMM 4Rx8 1.5V 240pin Samsung Original Part # M393B5173DZD-CF8 capacity:4GB Manufacturer Kingston Memory Type DDR4

Manufacturer Kingston Memory Type DDR4 Capacity 32GB Data Transfer Rate 2400Mhz Bus Type PC4-19200

Manufacturer Hynix Memory Type DDR4 Capacity 64GB  Data Transfer Rate 3200Mhz  Bus Type PC4-25600

Manufacturer Hynix Memory Type DDR4 Capacity 32GB  Data Transfer Rate 2666Mhz  Bus Type PC4-21300

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

Manufacturer Kingston Memory Type DDR3 Capacity 8GB Data Transfer Rate 1333Mhz Bus Type PC3-10600

4GB DDR3 1066Mhz PC3-8500 ECC RDIMM 4Rx8 1.5V 240pin Samsung Original Part # M393B5173DZD-CF8 capacity:4GB Manufacturer Kingston Memory Type DDR4Manufacturer Samsung Memory Type DDR3 Capacity 4GB Data Transfer Rate 1066Mhz Bus Type PC3 8500