GMs have gone up to at most 3, I believe.<p><a href="http:&#x2F;&#x2F;www.macrumors.com&#x2F;2014&#x2F;10&#x2F;09&#x2F;third-yosemite-golden-master-candidate&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.macrumors.com&#x2F;2014&#x2F;10&#x2F;09&#x2F;third-yosemite-golden-ma...</a>