https://blog.wongcw.com/2019/09/06/amd%e6%9c%80%e5%bc%b7%e6%a1%8c%e9%9d%a2%e8%99%95%e7%90%86%e5%99%a8%e8%bf%91%e4%ba%867nm%e9%8a%b3%e9%be%8dthreadripper%e9%80%9a%e9%81%8epcie-4-0%e8%aa%8d%e8%ad%89/