8GB DDR3 1066Mhz PC3-8500 ECC RDIMM 4Rx8 1.5V 240pin Hynix Original Part # HMT31GR7AFR8C-G7 DDR5-RDIMM Server Manufacturer Samsung Memory Type DDR3

Manufacturer Samsung  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 DDR4 Capacity 16GB  Data Transfer Rate 4800Mhz  Bus Type PC5-38400

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

8GB DDR3 1066Mhz PC3-8500 ECC RDIMM 4Rx8 1.5V 240pin Hynix Original Part # HMT31GR7AFR8C-G7 DDR5-RDIMM Server Manufacturer Samsung Memory Type DDR3Manufacturer Hynix Memory Type DDR3 Capacity 8GB Data Transfer Rate 1066Mhz Bus Type PC3 8500