Sure. Makes sense. So I guess for discrete GPUs the unified memory stuff provides a universal address space but merely abstracts the copying/streaming of the da

Sure. Makes sense. So I guess for discrete GPUs the unified memory stuff provides a universal address space but merely abstracts the copying/streaming of the data. There does seem to be a zero copy concept as well and I've certainly used direct memory access over pcie before on other proprietary devices. https://docs.nvidia.com/cuda/cuda-c-best-practices-guide/index.html#zero-copy https://docs.nvidia.com/cuda/cuda-c-best-practices-guide/ind...