Quote Originally Posted by aussie-revhead View Post
I beg to differ, my 7970 on ultra was still 10fps higher than my 580 set one notch down from ultra, so had the 580 been on ultra the difference would have been a little greater (tested at 1920x1200 only)

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http://www.anandtech.com/show/5261/a...7970-review/22

Depends on the location you benchmark at.