[x264-devel] Different output with i5-2500 and i3-4XXX with the same x264 version and source file

[Henrik Gramner]

On Wed, May 17, 2017 at 1:59 PM, Kim Long-Ding <kim.long-ding at gmx.de> wrote:
> Should new CPU abilities actually only improve the performance, but not the
> output?

There are a few assembly functions which produces slightly different
output for various reasons (performance, floating-point rounding
differences etc.) so that's normal behavior.