You may be thinking that nowadays we have already these things enabled. No, we don’t. For example, the power supply monitoring that is available today is done by a sensor chip on the motherboard – which isn’t 100% accurate, by the way – and not by the power supply itself. The idea is to make the power supply to report its internal conditions, which in theory is much more accurate than using an external sensor on the motherboard. Also nowadays there is no way to know the value of the power supply internal temperature or efficiency.
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