https://blog.wongcw.com/2022/02/28/%e5%a4%a7%e7%a5%9e%e7%a0%b4%e8%a7%a322%e5%b9%b4%e5%89%8d%e7%9a%84amd-k6-2%e8%99%95%e7%90%86%e5%99%a8%e6%89%93%e9%96%8b%e9%9a%b1%e8%97%8f%e7%9a%84128kb%e4%ba%8c%e7%b4%9a%e7%b7%a9%e5%ad%98/