8GB DDR3 1066Mhz PC3-8500 ECC RDIMM 2Rx4 1.5V 240pin Hynix Original Part # HMT31GR7AFR4C-G7 capacity:8GB Manufacturer Lenovo Memory Type DDR4

Manufacturer Lenovo Memory Type DDR4 Capacity 64GB Data Transfer Rate 2666Mhz Bus Type PC4-21300

Manufacturer Sumsung Memory Type DDR4 Capacity 16GB Data Transfer Rate 2666Mhz Bus Type PC4-21300

Manufacturer Samsung Memory Type DDR3 Capacity 4GB  Data Transfer Rate 1600Mhz  Bus Type PC3L-12800

Manufacturer Samsung  Memory Type DDR3 Capacity 32GB  Data Transfer Rate 1066Mhz  Bus Type PC3-8500

Manufacturer Samsung Memory Type DDR4 Capacity 16GB Data Transfer Rate 2400Mhz Bus Type PC4-19200

8GB DDR3 1066Mhz PC3-8500 ECC RDIMM 2Rx4 1.5V 240pin Hynix Original Part # HMT31GR7AFR4C-G7 capacity:8GB Manufacturer Lenovo Memory Type DDR4Manufacturer Hynix Memory Type DDR3 Capacity 8GB Data Transfer Rate 1066Mhz Bus Type PC3 8500