Quote Originally Posted by dejanh View Post
Technically, all should if the rest of the cores are idle i.e. powered down due to C-state transitions. I have never managed to recreate this on the R2E though with 4 i7 940s unless I physically disable all but one core.
The same is true for my EVGA X58 and my former GA-X58-UD5. If I disable three cores in bios, I get 22 with Turbo on.

I just thought they'd figured out a way to trick it into 22x multithreaded which is why I asked but I see that's not the case.