They changed the perftest in the patch before last, i think.
Anyway, I can't really give you an AMD/Intel comparison as I have a 8800GTX, but i get 17030 at 1920x1200 4xTRAA, 16xAF, all settings on high with the rig below.
FPS ......................................: calls[ 16236] min[ 9.53] max[ 95.00] avg[ 45.662]