Software for monitoring pc Watt usage?

[chris_geeza]

Hi all

Is their an deasn't programe to monitor my system so i can find out how much wattage it is taking to operate everything in it, ie: graphics /cpu/hhd/optical drive etc.

As i need one so i can find out how much spare watts i have for future upgrades.

Thanks in advance.

 

[chris_geeza]

Thanks guys will pop out and get myself wall metre.