PSU calculator
Pick your graphics card and processor to get the power supply wattage your gaming PC needs, with a breakdown and matching PSUs.
Parts without a published power figure use a typical value (GPU 200 W, CPU 105 W).
Recommended power supply
650 W
Estimated peak load 425 W, plus about 35% headroom for spikes and efficiency.
- Processor137 W
- Graphics card200 W
- Motherboard + RAM60 W
- Drives16 W
- Fans12 W