https://blog.wongcw.com/2019/01/02/amd-ryzen-9-3800x%e7%8f%be%e8%ba%ab%e9%9b%bb%e5%95%86%e9%a0%81%e9%9d%a2%ef%bc%9a7nm%e5%8a%a0%e6%8c%81%e3%80%8116%e6%a0%b84-7ghz/