How To Check Power Supply Wattage Windows 11 [verified]

Advanced hardware monitors can read sensors from your CPU and GPU to give you a live wattage readout.

If you are using a pre-built computer from a major manufacturer (like Dell, HP, Lenovo, or ASUS) and have not modified it, you can find the PSU wattage on the manufacturer's website. how to check power supply wattage windows 11