This is true, but it's a small difference. It took only about 10% of a 486's CPU time to mix four to eight channels of wavetable audio. You'd never be able to

This is true, but it's a small difference. It took only about 10% of a 486's CPU time to mix four to eight channels of wavetable audio. You'd never be able to notice or measure if that 3d scene was running at 11 fps instead of 10.