#mpg123 benchmark (user CPU time in seconds for decoding)
#decoder	t_s16/s	t_f32/s
SSE	6.20	6.56
SSE_vintage	6.08	6.34
3DNowExt	6.16	8.24
3DNowExt_vintage	6.71	8.70
3DNow	7.97	8.21
3DNow_vintage	8.69	8.74
MMX	6.56	8.21
i586	8.87	8.24
i586_dither	9.56	8.20
i386	8.81	8.19
generic	8.91	8.19
generic_dither	9.45	8.17