Calculator

PC Electricity Cost Calculator

Use GPU load as a starting point, then adjust wattage to match total PC power draw for gaming, rendering, or local AI workloads.

Calculator inputs

GPU model

Average GPU load

Hours per day

Electricity price per kWh

Days per month

CPU watts for PSU estimate

Daily cost$0.75

Monthly cost$22.46

Yearly cost$273.31

Energy per year1,518.4 kWh

Daily$0.75

Monthly$22.46

Yearly$273.31

Assumes 520 W average load, 8 hours per day,30 days per month, and $0.18 per kWh.

Estimated peak765 W

Recommended PSU1,000 W