32GB DDR3 1066Mhz PC3L-8500 ECC RDIMM 4Rx4 1.35V 240pin Hynix Original Part # HMT84GR7AMR4A-G7 DDR4-ECC SODIMM Manufacturer Cisco Memory Type DDR4

Manufacturer Cisco Memory Type DDR4 Capacity 32GB Data Transfer Rate 2666Mhz Bus Type PC4-21300

Manufacturer Samsung  Memory Type DDR4 Capacity 16GB  Data Transfer Rate 3200Mhz  Bus Type PC4-25600

Manufacturer Micron  Memory Type DDR4 Capacity 16GB  Data Transfer Rate 3200MHz  Bus Type PC4-25600

Manufacturer Kingston Memory Type DDR4 Capacity 32GB Data Transfer Rate 3200Mhz Bus Type PC4-25600

32GB DDR3 1066Mhz PC3L-8500 ECC RDIMM 4Rx4 1.35V 240pin Hynix Original Part # HMT84GR7AMR4A-G7 DDR4-ECC SODIMM Manufacturer Cisco Memory Type DDR4Manufacturer Hynix Memory Type DDR3 Capacity 32GB Data Transfer Rate 1066Mhz Bus Type PC3L 8500