All of those tasks can be summed up in a single word
MacOS. Those are all system tasks and therefore will run the most often and will generally be major users of system resources. The secret for more speed in that case is...
- A faster CPU with more cores
- More memory
- Faster Storage
Even with a new and much faster computer, the tasks in your list will still show up as major users of CPU cycles but there is no help for that.