Monthly kWh × Your Local Electricity Rate (e.g., $0.15) . Summary: Average Power Draws Standard Office PC: 60W – 150W Mid-Range Gaming PC: 250W – 450W High-End Enthusiast Rig: 600W – 850W+ Pro Tip: The 80% Rule
Best for: First-time builders or those wanting a quick answer. calculate pc power consumption
If you have already built the PC and want to know how much power it is actually using right now, you can use software. Monthly kWh × Your Local Electricity Rate (e
Simply select your CPU, GPU, RAM, Storage, and any cooling fans. The tool will output an estimated load. calculate pc power consumption
Take calculated DC peak + 30–50% headroom for transients and future upgrades. Example: 457W DC → 600W–700W quality PSU.