3200MT/s RAM can downclock to 2933MT/s or 2666MT/s if system specification only supports 2933MT/s or 2666MT/s Improve your system's responsiveness, run apps faster and multitask with ease Compatibility assurance when using the Crucial System Scanner or Crucial Advisor Tool Micron quality and reliability is backed by superior component and module level testing and 42 years of memory expertise ECC Type = Non-ECC, Form Factor = UDIMM, Pin Count = 288-pin, PC Speed = PC4-25600, Voltage = 1.2V