I know enough to tweak the "voltage" slider down a few numbers, and that's enough to get more stability. Otherwise, I vote with my wallet, and don't buy CPUs that break, which is why companies don't generally make CPUs that break.

>which is why companies don't generally make CPUs that break.

Well, that's the issue, isn't it? Both Intel and AMD (resp. their board partners) had issues in recent times stemming from the increasingly aggressive push to the limit for those last few %.