https://blog.wongcw.com/2022/12/21/%e4%b8%89%e6%98%9f%e9%9b%bb%e5%ad%90%e9%96%8b%e7%99%bc%e5%87%ba%e6%a5%ad%e7%95%8c%e9%a6%96%e5%80%8b12nm%e5%b7%a5%e8%97%9d%e7%9a%84ddr5-dram/