Wrong.
Notice the lower bar placement on the traps in the power squat. This changes your center of gravity and causes you to lean forward more. This is NOT bad technique. Combined with a wider stance this will recruit more power from the hamstrings and glutes. Pointing your toes out is NOT a...
Your back is probably weak from doing smith squats for so long. You also lack the stability you would have otherwise developped. Consider yourself at square one. The leg strength is there, now you need to learn how to squat (for real).