https://blog.wongcw.com/2020/05/24/zen-3-ipc%e5%a4%a7%e6%bc%b220-5nm-zen4%e8%a6%81%e5%88%b02022%e5%b9%b4%ef%bc%9aam4%e8%a6%81%e5%bb%b6%e5%a3%bd/