As someone obsessing over small performance gains for his processor recently, there is definitely overhead to consider. Note by default you get things now like

As someone obsessing over small performance gains for his processor recently, there is definitely overhead to consider. Note by default you get things now like Teams, Copilot, the revised search indexing system, Skype, etc. Passmark in many tests will max out all cores at once; this tends to make it sensitive to 'background' processes (even small ones).