Apple tended to use numbers that were based on calculations made with AltiVec[0], a very powerful SIMD instruction set on PowerPC processors. Of course many app

Apple tended to use numbers that were based on calculations made with AltiVec[0], a very powerful SIMD instruction set on PowerPC processors. Of course many apps didn't benefit much from AltiVec at all. [0]: http://en.wikipedia.org/wiki/AltiVec http://en.wikipedia.org/wiki/AltiVec