PC power supply standards change so slowly, the last major revision to Intel’s ATX power supply guide is likely older than your car, your refrigerator, or your children. But this year, Intel unwrapped ...

That's also known as the ATX12V power connector. It does not go into the main ATX 24-pin connector unless you like letting out the magic smoke. For the picoPSU-150-XT you can just buy a smaller power ...