CPU performance was acceptable; GPU was the one was that falling off a cliff.
Re: particular unit, I’m not sure - it was perfectly fine during anything “normal,” and admittedly, asking a laptop to run at 100% for any extended period of time is already a big ask. But it’s possible, I suppose.
I’m waiting for the Studios to get the Max and / or Ultra, and will reconsider if I want one, or if I don’t really need to play with local LLM at this time.