8GB DDR3 1333Mhz PC3L-10600 ECC RDIMM 1Rx4 1.35V 240pin Vlp/Hynix Original Part # HMT41GV7MFR4A-H9 capacity:8GB Manufacturer Crucial Memory Type DDR4

Manufacturer Crucial  Memory Type DDR4 Capacity 4GB  Data Transfer Rate 2666MHz  Bus Type PC4-21300

Manufacturer Hynix Memory Type DDR4 Capacity 8GB  Data Transfer Rate 2933Mhz  Bus Type PC4-23400

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

Manufacturer Micron  Memory Type DDR4 Capacity 256GB  Data Transfer Rate 3200Mhz  Bus Type PC4-25600

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

8GB DDR3 1333Mhz PC3L-10600 ECC RDIMM 1Rx4 1.35V 240pin Vlp/Hynix Original Part # HMT41GV7MFR4A-H9 capacity:8GB Manufacturer Crucial Memory Type DDR4Manufacturer Hynix Memory Type DDR3 Capacity 8GB Data Transfer Rate 1333Mhz Bus Type PC3L 10600