Although there are certain constraints on the capacity, but AMD still decided to use TSMC, GlobalFoundries two factories as the Queen's factory,they will not increase the third.According to foreign reports, CFO of AMD,Thomas Seifert said: "Now, we have OEM partnership with the two industry leaders ... we have said in the past, the foundries we are able to support or to support us are related with  the overall size of the enterprise. "The foundry seems to be simple business cooperation, but in reality it is more complex. In general, the cooperation needs good understanding between the two sides, Taiwan Semiconductor Manufacturing Company is as a long-term partner of AMD, the two sides understand deeply,so does the GlobalFoundries, it is original from AMD. Cooperation with the new foundry is also after a very long period of adjustment, which are not needed for AMD with steady business.