Not all Intel CPUs have AMT. Most consumer machines won't have it enabled, it's an enterprise targeted feature.

  > Does this mean every Intel system built since 2008 can be taken over by hackers?
  
  No. Most Intel systems don't ship with AMT. Most Intel systems with AMT don't have it turned on.

From an FAQ by MJG, the author of the tool we are discussing: https://mjg59.dreamwidth.org/48429.html