32GB DDR3 1600Mhz PC3-12800 ECC RDIMM 4Rx4 1.5V 240pin Samsung Original Part # M393B4G70EMB-CKO capacity:32GB Manufacturer Hynix Memory Type DDR4

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

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

Manufacturer Lenovo  Memory Type DDR4 Capacity 64GB  Data Transfer Rate 3200Mhz  Bus Type PC4-25600

Manufacturer Hynix Memory Type DDR4 Capacity 64GB  Data Transfer Rate 2400Mhz  Bus Type PC4-19200

32GB DDR3 1600Mhz PC3-12800 ECC RDIMM 4Rx4 1.5V 240pin Samsung Original Part # M393B4G70EMB-CKO capacity:32GB Manufacturer Hynix Memory Type DDR4Manufacturer Samsung Memory Type DDR3 Capacity 32GB Data Transfer Rate 1600Mhz Bus Type PC3 12800