I had 100FPS+ at 1440p in everything I was playing on RTX4070. I have RTX4080, which I'm using only for tests, and recently I moved RTX4070 to the second test PC as RTX3060 is still good enough at 1440p.
In your case, I would consider something like 2x RTX4070 Super, one for gaming and one for folding. At the same time, sell your old cards to get some money back and save some space. Everything would run cooler and use significantly less power. RTX4070 Super should be 10-12M PPD at 150W. I'm just saying ...