Just saw this review, I definitely was interested in seeing these results:
http://www.hardwareheaven.com/reviews/1455/pg1/asus-geforce-gtx-680-oc-vs-r7970-oc-vs-gtx-580-oc-performance-review-introduction.html
1920x1080 Winner
3DMark ASUS/NVIDIA
Battlefield 3 ASUS/NVIDIA
Skyrim ASUS/NVIDIA
F1 2011 ASUS/NVIDIA
Shogun 2 Tie
Arkham City N/A (AMD don't support PhysX)
SW: The Old Republic Tie
WoW ASUS/NVIDIA
Mass Effect 3 ASUS/NVIDIA
5760x1080 Winner
Battlefield 3 Tie
Skyrim ASUS/NVIDIA
F1 2011 AMD
Shogun 2 AMD
Arkham City N/A (AMD don't support PhysX)
SW: The Old Republic AMD
WoW ASUS/NVIDIA
Mass Effect 3 ASUS/NVIDIA
So not too surprising, the 680 pulls a lead at 1080p. However, it's very interesting to see that the 7970 is actually doing very well at huge resolutions. Maybe this is something to do with the extra 1gb of VRAM, but most likely it has to do with architecture differences.
http://www.hardwareheaven.com/reviews/1455/pg1/asus-geforce-gtx-680-oc-vs-r7970-oc-vs-gtx-580-oc-performance-review-introduction.html
1920x1080 Winner
3DMark ASUS/NVIDIA
Battlefield 3 ASUS/NVIDIA
Skyrim ASUS/NVIDIA
F1 2011 ASUS/NVIDIA
Shogun 2 Tie
Arkham City N/A (AMD don't support PhysX)
SW: The Old Republic Tie
WoW ASUS/NVIDIA
Mass Effect 3 ASUS/NVIDIA
5760x1080 Winner
Battlefield 3 Tie
Skyrim ASUS/NVIDIA
F1 2011 AMD
Shogun 2 AMD
Arkham City N/A (AMD don't support PhysX)
SW: The Old Republic AMD
WoW ASUS/NVIDIA
Mass Effect 3 ASUS/NVIDIA
So not too surprising, the 680 pulls a lead at 1080p. However, it's very interesting to see that the 7970 is actually doing very well at huge resolutions. Maybe this is something to do with the extra 1gb of VRAM, but most likely it has to do with architecture differences.