"fastest" is accurate. You can get more computation work done in less time given an appropriate workload. No matter what adjective you use, "fastest" or "powe

"fastest" is accurate. You can get more computation work done in less time given an appropriate workload. No matter what adjective you use, "fastest" or "powerful", you're always within a context of an intended workload. Your argument is a bit like saying the fastest land speed vehicle isn't really the fastest because you can't go to the grocery store with it.