The base speed of the i5-8400 is 2.8ghz, however, it is supposed to turbo up to 4.0ghz. Usually, it will not sustain a clock that high (due to using stock dell cooler), so it will typically be lower. This is not overclocked it is just turbo-boosting as the CPU is meant to.
inspiron5680psu
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May 20th, 2020 12:00
The base speed of the i5-8400 is 2.8ghz, however, it is supposed to turbo up to 4.0ghz. Usually, it will not sustain a clock that high (due to using stock dell cooler), so it will typically be lower. This is not overclocked it is just turbo-boosting as the CPU is meant to.