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AnthonyW86 said:
walsufnir said:
AnthonyW86 said:
walsufnir said:


I don't know how many times I read this and it gets parrotted over and over again. So, please: tell me why this is this the case or if you are only repeating what you read somewhere. Many thanks.

It's hard to find a good example since most games aren't cpu bottlenecked but this is a pretty good one:

As you can see with the slowest performing cpu's you can go all the way from 1280x1024 to 1920x1200 with essentially the same framerate. Then at 2560x1600 the gpu becomes the limiting factor and the fps drops to 70 fps across all platforms. So cpu speed limits the maximum fps, but the resolution impacts the gpu.

Resolution is jsut the amount of pixels that is rendered and that's gpu only.


I want a technical explanation and not evidence or examples from a game which details we don't know as we don't have any profiling data which part is involved in which way.

If people say this every time on forums there has to be a short and easy way to explain this by using, for example, the rendering pipeline or something similar.

I mean, thanks that you put so much effort in the reply but this is not an explanation.