I have rampage IV black edition motherboard that sopport up to 2800 MHz and I want to use I7 4960x pcu that sopport 1866Mhz,

[albinosa]

I like to know if I can use I7 4969x CPU that support up to1866 MHz with rampage IV black edition motherboard that support up to 2800 MHz ram

 

[Leaps-from-Shadows]

ASUS Rampage IV Black Edition supported CPU page. If it's on there, it will work.

 

[Tradesman1]

A 4960X yes, think you mis typed the 4969X as there is no such CPU