Even without system-level root permissions, users can employ specific tools to "lock" CPU frequencies at their maximum:

Techniques for maximizing CPU clock speed through terminal scripts are available on platforms like YouTube . 2. High-Performance Gaming Boosters

This free app allows you to manually set the number of threads to match your CPU core count (e.g., 8 threads for an octa-core processor) and run a continuous test to keep the cores maxed out.