https://blog.wongcw.com/2020/02/28/globalfoundries%e5%ae%8c%e6%88%9022fdx%e6%8a%80%e8%a1%93%e9%96%8b%e7%99%bc%e5%b0%87%e6%89%b9%e9%87%8f%e7%94%9f%e7%94%a2emram%e8%8a%af%e7%89%87/