Cybenetics ATX v3.0 Spec Power Excursions Calculator - Freeware tool for power supply calculation according to Intel's specifications for load peaks | Download | igor'sLAB : r/hardware
Does the power supply inside your the PC provide enough juice? | Windows Central
how do I find out what size power supply my computer can handle? I'm wanting to upgrade graphics but I need a bigger power supply at least a 550 (currently 400w) :