https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/Zbook-14u-G5shui-mian-hui-fu-hou-yi-ge-he-xin-zhan-yong100/m-p/1240634#M463953 <P>为了验证这个问题，BIOS初始化，cloud recovery生成恢复盘，装了个win10 1903，然后断网直接安装HP支持提供的最新的INTEL和AMD显卡驱动，确定此时CPU正常，然后关上笔记本盖子，过一会儿再打开，一个CPU核就被占满。</P><P>先期通过windows performance toolkits分析了一下，造成这个原因的文件是amdkmdag.sys，卸载AMD显卡驱动立马恢复正常。</P><P>怀疑是显卡驱动或BIOS的BUG。</P><P>我怀疑这也是我以前提过的睡眠恢复后GPU性能差的原因。</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="{872074DD-06F0-4B2A-95AF-EEDE30ED7274}.png.jpg" style="width: 800px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/93363iB556BFE4D6B44218/image-size/large?v=v2&amp;px=999" role="button" title="{872074DD-06F0-4B2A-95AF-EEDE30ED7274&amp;#125;.png.jpg" alt="{872074DD-06F0-4B2A-95AF-EEDE30ED7274&amp;#125;.png.jpg" /></span><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="{B8BD8C1D-CACC-4993-ABE3-90C8FCF92D6A}.png.jpg" style="width: 800px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/93365iB53E723E1DC66FC0/image-size/large?v=v2&amp;px=999" role="button" title="{B8BD8C1D-CACC-4993-ABE3-90C8FCF92D6A&amp;#125;.png.jpg" alt="{B8BD8C1D-CACC-4993-ABE3-90C8FCF92D6A&amp;#125;.png.jpg" /></span></P> Wed, 28 Jun 2023 02:28:04 GMT xxyk 2023-06-28T02:28:04Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/Zbook-14u-G5shui-mian-hui-fu-hou-yi-ge-he-xin-zhan-yong100/m-p/1240634#M463953 <P>为了验证这个问题，BIOS初始化，cloud recovery生成恢复盘，装了个win10 1903，然后断网直接安装HP支持提供的最新的INTEL和AMD显卡驱动，确定此时CPU正常，然后关上笔记本盖子，过一会儿再打开，一个CPU核就被占满。</P><P>先期通过windows performance toolkits分析了一下，造成这个原因的文件是amdkmdag.sys，卸载AMD显卡驱动立马恢复正常。</P><P>怀疑是显卡驱动或BIOS的BUG。</P><P>我怀疑这也是我以前提过的睡眠恢复后GPU性能差的原因。</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="{872074DD-06F0-4B2A-95AF-EEDE30ED7274}.png.jpg" style="width: 800px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/93363iB556BFE4D6B44218/image-size/large?v=v2&amp;px=999" role="button" title="{872074DD-06F0-4B2A-95AF-EEDE30ED7274&amp;#125;.png.jpg" alt="{872074DD-06F0-4B2A-95AF-EEDE30ED7274&amp;#125;.png.jpg" /></span><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="{B8BD8C1D-CACC-4993-ABE3-90C8FCF92D6A}.png.jpg" style="width: 800px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/93365iB53E723E1DC66FC0/image-size/large?v=v2&amp;px=999" role="button" title="{B8BD8C1D-CACC-4993-ABE3-90C8FCF92D6A&amp;#125;.png.jpg" alt="{B8BD8C1D-CACC-4993-ABE3-90C8FCF92D6A&amp;#125;.png.jpg" /></span></P> Wed, 28 Jun 2023 02:28:04 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/Zbook-14u-G5shui-mian-hui-fu-hou-yi-ge-he-xin-zhan-yong100/m-p/1240634#M463953 xxyk 2023-06-28T02:28:04Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/Zbook-14u-G5shui-mian-hui-fu-hou-yi-ge-he-xin-zhan-yong100/m-p/1240644#M463954 <P>建议用下面的工具联网检查更新。</P> <P>&nbsp;</P> <P>HP Image Assistant (HPIA)会通过网络连接惠普服务器，服务器中有和您机器一样型号的一个样本机的记录。通过分析对比，然后得出您和样本机器的差异，提示需要更新安装或缺少的驱动或软件。</P> <P>&nbsp;</P> <P>HP Image Assistant (HPIA)下载</P> <P><A href="https://hpia.hpcloud.hp.com/downloads/hpia/hp-hpia-5.1.8.exe" target="_blank" rel="noopener">https://hpia.hpcloud.hp.com/downloads/hpia/hp-hpia-5.1.8.exe</A></P> <P>&nbsp;</P> <P>大概过程</P> <P>&nbsp;</P> <P>安装软件后会自动打开，点分析，然后等结果</P> <P>&nbsp;</P> <P>点推荐</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="y2kim_0-1607565027764.png" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/51904i1F681003705DFD40/image-size/medium?v=v2&amp;px=400" role="button" title="y2kim_0-1607565027764.png" alt="y2kim_0-1607565027764.png" /></span></P> <P>&nbsp;</P> <P>&nbsp;</P> <P>&nbsp;</P> <P>然后勾选关键和推荐更新，点蓝色download按钮</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="y2kim_1-1607565027767.png" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/51903i7785C3009FE14D44/image-size/medium?v=v2&amp;px=400" role="button" title="y2kim_1-1607565027767.png" alt="y2kim_1-1607565027767.png" /></span></P> <P>&nbsp;</P> <P>&nbsp;</P> <P>&nbsp;</P> <P>选择提取文件并安装，点蓝色按钮开始</P> <P>&nbsp;</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="y2kim_2-1607565027769.png" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/51902i4B245688BAFD4DAF/image-size/medium?v=v2&amp;px=400" role="button" title="y2kim_2-1607565027769.png" alt="y2kim_2-1607565027769.png" /></span></P> Wed, 28 Jun 2023 02:51:51 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/Zbook-14u-G5shui-mian-hui-fu-hou-yi-ge-he-xin-zhan-yong100/m-p/1240644#M463954 y2kim 2023-06-28T02:51:51Z