新手超频，求求大佬们帮忙看一眼！

8700k超4.9，电压1.37，内存是幻光戟3200 c14，技嘉的z370 gaming 5板子。第一次上3800，时序自动，跑分好像看着还正常？
然后上4000，手动时序16 -17-17-32-320，内存电压1.45，iosa 1.2/1.25，然后再跑分，读写都狂降！是啥原因啊？手动时序调了ab两个通道，只动了上面几个参数，其他都auto，然后AIDA64自带稳定性测试，3分钟就蓝屏了。。

[img]https://img.nga.178.com/attachments/mon_202201/08/9aQ2p-ae18ZcT1kSda-ex.jpg[/img]
[img]https://img.nga.178.com/attachments/mon_202201/08/9aQ2p-ljdZaT1kSd7-d5.jpg[/img]
这是3800默认的

[img]https://img.nga.178.com/attachments/mon_202201/08/9aQ2p-kimbK2kT1kSd6-bd.jpg[/img]

[img]https://img.nga.178.com/attachments/mon_202201/08/9aQ2p-16xvK2pT1kSd7-cp.jpg[/img]

[img]https://img.nga.178.com/attachments/mon_202201/08/9aQ2p-c488ZgT3cSsg-lc.jpg[/img]
[img]https://img.nga.178.com/attachments/mon_202201/08/9aQ2p-3t3eZhT3cSsg-lc.jpg[/img]
这是4000自动

求大佬们帮忙看看啊