8GB DDR3 1066Mhz PC3-8500 ECC RDIMM 4Rx8 1.5V 240pin Vlp/Hynix Original Part # HMT41GV7BMR8C-G7 capacity:8GB Manufacturer Samsung Memory Type DDR3

Manufacturer Samsung Memory Type DDR3 Capacity 16GB Data Transfer Rate 1333Mhz Bus Type PC3L-10600

Manufacturer Lenovo  Memory Type DDR4 Capacity 128GB  Data Transfer Rate 2933Mhz  Bus Type PC4-23400

Manufacturer Lenovo Memory Type DDR4 Capacity 256GB Data Transfer Rate 2933Mhz Bus Type PC4-23400

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

8GB DDR3 1066Mhz PC3-8500 ECC RDIMM 4Rx8 1.5V 240pin Vlp/Hynix Original Part # HMT41GV7BMR8C-G7 capacity:8GB Manufacturer Samsung Memory Type DDR3Manufacturer Hynix Memory Type DDR3 Capacity 8GB Data Transfer Rate 1066Mhz Bus Type PC3 8500