PC Power Supply Calculator – PSU Wattage Calculator.

🔌 PSU Wattage Calculator (All Features)

With multi-GPU, overclock headroom, cooling, region-based brands, and real-time updates

CPU TDP (Watts)

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CPU Overclock Extra (Watts)

W

GPU TDP (Watts, Single GPU)

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Number of GPUs

GPU Overclock Extra (Watts)

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Additional Components Select additional components... Basic (2–3 Fans, 1–2 SSD/HDD) Medium (RGB, 2–3 HDDs, AIO Cooler) Advanced (Multiple Drives, Pump, Extra Peripherals) Extreme (Heavy RGB, multiple pumps, etc.)

Cooling Setup Air Cooling (~10–20W total fans) Closed-Loop AIO (~20W) Custom Liquid Loop (~50W)

Region (for Brand Suggestions) North America Europe Asia Other/Global

Recommended Efficiency: Gold

0 Watts

* A ~50% buffer is included for stability
* Efficiency tier is suggested based on final wattage

Suggested Brands: -