Windows 10: New PC, Need help bad.
For a Dual-core/2-core CPU the performance is decent but I wouldn't call it a 'barn-burner'. I haven't done OverClocking in quite awhile, my needs are not for gaming performance.
PassMark - Intel Core i3-6100 @ 3.70GHz - Price performance comparison
The Windows 10 processor power management (PPM) algorithms implement OS-level functionality that allows the OS to efficiently use the available processing resources on a platform by balancing the user's expectations of performance and energy efficiency.
Core parking is feature of Windows 10 to make your CPU more efficient. It is much better than the feature was in Windows 7, and probably Windows 8.