Games that run at 60fps on Unreal were made by studios with a lot more talent than NT.
Games can run well on Unreal, just Hack and Slash is a poor choice for it.
It is similar to taking your golf cart onto the highway. You can do it, but it won't compare to a vehicle that is suited for it.
hey, that golf cart thing all just depends on how far you're willing to push stupidity. I'm pretty sure given a week, and a few grand, me and my friend could get one up to highway speed, probably even faster.
In our comparison, you would be one of the studios with more talent than NT.