Primegrid now has apps for the Apple M1/M2 GPUs. I have BOINCtasks set to display CPU apps in Green, and GPU apps in blue. As you can see, the M1 GPU app is shown as green, as if BOINCtasks doesn't know that it is really a GPU app.
https://www.dropbox.com/s/pbfxmzdp46zlxug/image.png?dl=0
https://www.dropbox.com/s/pbfxmzdp46zlxug/image.png?dl=0