Will Metal Performance Shaders Framework ('MPS') support Float64?
https://developer.apple.com/documentation/metalperformanceshaders
Will Metal Performance Shaders Framework ('MPS') support Float64?
https://developer.apple.com/documentation/metalperformanceshaders
Note that most recent Intel gpus removed fp64 support. Maybe Apple won't update their Intel lineup, so you'll be safe.
Does the M2 chip have 64 bit registers in the GPU?
Apple GPUs do not support FP64 and neither does Metal.