8GB DDR3 1600Mhz PC3-12800 ECC RDIMM 2Rx8 1.5V 240pin Hynix Original Part # HMT41GR7BFR8C-PB capacity:8GB Manufacturer Cisco Memory Type DDR4

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

Manufacturer Hynix Memory Type DDR5 Capacity 64GB  Data Transfer Rate 5600Mhz  Bus Type PC5-44800

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

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

Manufacturer Samsung  Memory Type DDR3 Capacity 8GB  Data Transfer Rate 1866Mhz Bus Type  PC3-14900

8GB DDR3 1600Mhz PC3-12800 ECC RDIMM 2Rx8 1.5V 240pin Hynix Original Part # HMT41GR7BFR8C-PB capacity:8GB Manufacturer Cisco Memory Type DDR4Manufacturer Hynix Memory Type DDR3 Capacity 8GB Data Transfer Rate 1600Mhz Bus Type PC3 12800