I don't have any stuttering with SLI enabled. That's the only way I've been playing since I put the second card in. But now that I can use AFR without flickering, I get a huge boost in FPS as well.
I lose an average of 10 FPS in the black death track going from SLI AFR 1 to no SLI
(2 x 580 GTX 3gb)
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