CPU PhysX looks deliberately crippled
News Hardware
We know PhysX runs faster with GPU acceleration; that's the main reason Nvidia bought the technology from Ageia in the first place. However, the size of the gulf between CPU-calculated PhysX and GPU-accelerated PhysX may have been engineered deliberately by Nvidia. Real World Technologies has performed a thorough investigation of PhysX running on a 3.2GHz Core i7 920, using Intel's VTune tool to analyse how it uses CPU resources. Interestingly, the...
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