I mean, considering Intel has had one of the least performant SMT designs in history, easily being trounced by both SPARC and POWER, you'd probably still get 70

I mean, considering Intel has had one of the least performant SMT designs in history, easily being trounced by both SPARC and POWER, you'd probably still get 70% of the chips' total performance with them disabled. Now, when they disable Zen SMT, then there might be a decent talking point.