If you have one of these, you can use specialized software like Corsair iCUE to view real-time wattage, efficiency, and fan speeds. 4. Estimating PSU Capacity (If the Label is Hidden)
Unlike your CPU or RAM, you can’t just open a window in Windows to see your PSU specs. You have to do a little digging. Here are the four best ways to check your power supply specifications. how to check my power supply specs