8GB DDR3 1866Mhz PC3-14900 ECC RDIMM 1Rx4 1.5V 240pin Hynix Original Part # HMT41GR7AFR4C-RD DDR4-NON ECC Desktop Manufacturer Hynix Memory Type DDR4

Manufacturer Hynix Memory Type DDR4 Capacity 128GB  Data Transfer Rate 3200Mhz  Bus Type  PC4-25600

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

Manufacturer Nanya  Memory Type DDR3 Capacity 8GB  Data Transfer Rate 1333Mhz  Bus Type PC3L-10600

Manufacturer Heatsink  Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2400MHz  Bus Type  PC4-19200

Manufacturer Heatsink Memory Type DDR4 Capacity 8GB Data Transfer Rate 2133MHz Bus Type PC4-17000

8GB DDR3 1866Mhz PC3-14900 ECC RDIMM 1Rx4 1.5V 240pin Hynix Original Part # HMT41GR7AFR4C-RD DDR4-NON ECC Desktop Manufacturer Hynix Memory Type DDR4Manufacturer Hynix Memory Type DDR3 Capacity 8GB Data Transfer Rate 1866Mhz Bus Type PC3 14900