Estimate computer electricity usage.
Energy for Computer Power Usage converts power and running time into kilowatt-hours, then prices it at the local rate to give daily and monthly running costs. Power alone does not tell you the bill - running time and the rate per kWh do.
Computer Power Usage
Energy (kWh) = watts x hours / 1000; cost = kWh x rate
Energy (kWh) = watts x hours / 1000; cost = kWh x rate Energy for Computer Power Usage converts power and running time into kilowatt-hours, then prices it at the local rate to give daily and monthly running costs.
Power alone does not tell you the bill - running time and the rate per kWh do.
This calculator takes 3 inputs: Power, Hours per day, Rate per kWh. The pre-filled defaults are a realistic starting point — replace them with figures from your own environment for a result you can act on.