Crucial says 32G max and guarantees it.  Even if you install faster RAM, it will downclock to 2400 -- the CPU controls the memory speed.  
My greetings. I`m confused. Resently i read information about my laptop RAM, and on several sites tolds that my laptop can work with 32 gb max ram and max speed 2666 mhz. BUT on another max 16 gb and 2400 mhz. Please mb someone know 100% information. Thank u.
RAM