Why isn't task manager showing any activity for Salad
Task manager inconsistently reports Salad’s activity. To monitor your GPU usage while running Salad, we recommend checking your Performance tab in the app. Here we'll display GPU/CPU usage, as well as GPU/CPU temperatures. This should give you a much more accurate representation of how Salad is using your GPU.
If your CPU is not being utilized fully, see this related article. Why is Salad not fully using my CPU?