https://blog.wongcw.com/2018/12/06/amd%e9%8a%b3%e9%be%8d3850x%e6%9b%9d%e5%85%89%ef%bc%9a16%e6%a0%b8-32%e7%b7%9a%e7%a8%8b%e5%8b%95%e6%85%8b%e9%a0%bb%e7%8e%875-1ghz/