But as you ve probably gathered from the other replies the extent of which can be measured may be limited by hardware software or requ.
Computer energy consumption software.
Working from home saves energy and time by cutting out the commute but it may increase your home energy bills unless you use energy saving office equipment.
Just because your pc is a beast with a 750 watt power supply doesn t mean it s going to use 750 watts all the time.
Different energy requirements of individual computers.
Microsoft s free joulemeter utility gives you a rough estimate of a windows system s power consumption.
The electricity usage of a computer also heavily depends on the video card a high end video card can use a lot of power and having more than one sli or crossfire mode.
Tips for reducing your electronics energy bill.
Many people work from home at least one day per week.
Such an energy model can be used during the test time to estimate the energy consumption of software and to check whether the software satisfies certain energy constraints.
But minor reduction in operational energy consumption in spite of the es energy efficiency increases.
Not only do lcds use way less energy.
Similar to timing constraints energy constraints can be captured systematically via assertions or via computing the worst case energy consumption wcec of the respective.
The big change for consumer systems has come in displays.
The annual energy consumption of the average office computer and monitor is influenced by two factors.
Most pcs come with power saving features that lower your energy usage when the.
Energy star makes it easy to find an energy saving computer to meet your needs.
The computer power supply is not an accurate way to measure energy use because the power supply output is advertised as the max amount of watts a power supply can output.
Annual energy consumption ranges from 52kwh to 482kwh per year for computers and from 22kwh to 754kwh per year for monitors.
Different usage patterns and user behaviour.
Use sleep mode and power management features on your computer to save money on your energy bill.
To answer the op more literally yes there is software that can monitor the power consumption of a computer.