It comes down to performance per $ and quality. I&#x27;m not certain about AMD&#x27;s perf&#x2F;$ but Intel&#x27;s Xeon Phi perf&#x2F;$ is terrible.<p>AMD&#x27;s software quality is not so great compared to Nvidia. Rich Geldreich&#x27;s post, <a href="http:&#x2F;&#x2F;richg42.blogspot.com&#x2F;2014&#x2F;05&#x2F;the-truth-on-opengl-driver-quality.html" rel="nofollow">http:&#x2F;&#x2F;richg42.blogspot.com&#x2F;2014&#x2F;05&#x2F;the-truth-on-opengl-driv...</a>, is revealing.