https://blog.wongcw.com/2020/02/24/7nm-8%e6%a0%b8%e9%8a%b3%e9%be%8d4000%e5%9c%a8%e6%89%8bamd%ef%bc%9a%e6%88%91%e5%80%91%e7%9a%84%e7%ad%86%e8%a8%98%e6%9c%ac%e4%b9%9f%e6%80%a7%e8%83%bd%e5%bc%b7%e3%80%81%e7%ba%8c%e8%88%aa%e9%95%b7/