480GTX can average above 30FPS but at it's lowest point drops to 23-25FPS ... for the most part it's playable as it runs 90% of the time at aboe 30FPS .. it only drops off lower during very demanding sequences.
480GTX OC
air cooled box, stock reference board
Voltage 1125
Core 850Mhz
Shader Clock 1699Mhz
Memory Clock 2101 Mhz
Max temps 76 deg through out testing
Crysis Benchmark
18/06/2010 00:59:40 - Vista 64
Beginning Run #1 on Map-island, Demo-benchmark_gpu
DX10 1920x1080, AA=8x, Vsync=Disabled, 64 bit test, FullScreen
Demo Loops=1, Time Of Day= 9
Global Game Quality: VeryHigh
================================================== ============
TimeDemo Play Started , (Total Frames: 2000, Recorded Time: 111.86s)
!TimeDemo Run 0 Finished.
Play Time: 59.55s, Average FPS: 33.58
Min FPS: 23.65 at frame 141, Max FPS: 41.02 at frame 877
Average Tri/Sec: -9678160, Tri/Frame: -288169
Recorded/Played Tris ratio: -3.18
TimeDemo Play Ended, (1 Runs Performed)
================================================== ============
Completed All Tests
<><><><><><><><><><><><><>>--SUMMARY--<<><><><><><><><><><><><><>
18/06/2010 00:59:40 - Vista 64
Run #1- DX10 1920x1080 AA=8x, 64 bit test, Quality: VeryHigh ~~ Last Average FPS: 33.58