I mean their main use case is gaming... And you can do a few more AI things, LLMs aside. For example generate pictures, voice cloning (or changing), you can have a vtuber avatar and do live-streams as an anime girl. Or run Jupyter Notebooks with arbitrary machine learning projects. Do virtual reality. Or run a big CAD program and design some objects. Maybe even run finite element method simulations to see how your workpiece will deform with stress...