
Originally Posted by
annihilat0r
Why should it be double? If with say, a 5870 the CPU was a bottleneck, then it would require double power when you add a second 5870. In this age of console games 5870 can be bottlenecked by the CPU quite often, I accept that but when you're bound by the CPU you are at 100 FPS levels so you wouldn't plug in a second card anyway.
As long as the limiting factor is the graphics card I don't think a second card would require double CPU power.
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