https://blog.wongcw.com/2022/11/11/sk%e6%b5%b7%e5%8a%9b%e5%a3%ab%e7%99%bc%e5%b8%83%e9%a6%96%e6%ac%be%e6%8e%a1%e7%94%a8hkmg%e5%b7%a5%e8%97%9d%e7%9a%841anm-8-5-gbps-lpddr5x-dram/