Reduce voltage and increase performance.
Reduce voltage and increase performance.
Undervolting doesn’t necessarily restrict Turbo Boost performance. It mainly improves thermal management, letting the system sustain higher boosts for longer periods. Your concern about power limits is understandable, but many users find it works well without hitting a hard cap. The confusion often comes from mixed information online, so stick to your own testing for the best results.
It enhances performance by reducing power consumption, which in turn lowers heat generation at identical clock speeds. The boost remains active until a temperature limit is reached, after which it reduces to prevent overheating. You aim to maintain voltage stability until instability occurs, then gradually return to a steady state.
If cooling was sufficient, performance should increase further. Instability at high clock speeds might restrict turbo gains. Previous power throttling means undervolting can aid turbo. When reaching the turbo ceiling, it won't improve turbo despite reduced power usage. Be sure to specify the CPU model for clarity.
I understand thermal throttling, which is why reducing voltage can help. I should have been clearer about whether it restricts boost boosting from affecting power limits.
The CPU must continuously aim for its peak turbo capacity when allowed. Underestimating the CPU will not halt its attempt to hit maximum turbo, only cause it to fail if power isn’t enough. This is referred to as an unstable underclock. The best approach is to gradually reduce settings and perform stress tests until it stalls, then gradually return to stable operation.