https://blog.wongcw.com/2019/05/07/amd-7nm-navi%e9%a1%af%e5%8d%a1%e7%8c%9b%e6%96%99%ef%bc%9a%e9%a0%bb%e7%8e%87%e5%8a%9f%e8%80%97%e6%9c%aa%e9%81%94%e9%a0%90%e6%9c%9f%e6%98%8e%e5%b9%b4%e4%b8%8a%e5%b0%88%e6%a5%ad%e5%8d%a1/