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TDP versus Real Energy Usage

Last response: in Graphics & Displays
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Ultimate_Destructo said:
TDP, or thermal design power, basically says how much heat, in watts, a CPU/GPU gives off at maximum. For example, my graphics card has a TDP of 75W. About how many watts in general actually go to render graphics? It obviously depends from card to card (or processor to processor), but I'm looking for a ballpark estimate. I'm guessing the number is very low.

It's an old article but it may help.
http://www.tomshardware.com/reviews/geforce-radeon-power,2122.html
Graphics card Authority

My understanding is often the quoted number is the typical value for power consumption. If you use a program to truly max the card (furmark) you can get higher.
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