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How many watts does a gaming PC use? (500 W)
A gaming PC uses about 500 W
Typical range 300–1,000 watts, plus ~4 W on standby.
Typical range 300–1,000 watts, plus ~4 W on standby.
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A gaming PC's graphics card and CPU can draw heavy power under load, making it one of the thirstiest devices in a home office.
Gaming PC power specs
| Typical running power | 500 W |
| Typical range | 300–1,000 W |
| Standby draw | 4 W |
| Energy use | 2.00 kWh/day · 60.0 kWh/mo |
What affects the wattage
- Model size, age and energy rating.
- Settings and how hard it works (heat, speed, load).
- How many hours a day you run it.
Running cost at $0.17/kWh
| Electricity rate | Per day | Per month | Per year |
|---|---|---|---|
| $0.10/kWh | $0.20 | $6.00 | $73.00 |
| $0.15/kWh | $0.30 | $9.00 | $109.50 |
| $0.20/kWh | $0.40 | $12.00 | $146.00 |
| $0.25/kWh | $0.50 | $15.00 | $182.50 |
| $0.30/kWh | $0.60 | $18.00 | $219.00 |
| $0.40/kWh | $0.80 | $24.00 | $292.00 |
See the full breakdown of what it costs to run a gaming PC, or what size power station runs a gaming PC.
FAQ
How many watts does a gaming PC use?
Under load, typically 300-1000 watts depending on the GPU and CPU.
Does capping frame rate save power?
Yes - limiting FPS reduces GPU load and noticeably cuts wattage.
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