https://h30471.www3.hp.com/t5/you-xi-ben/an-ying-jing-ling4shi-yongminidp-zhuandp-xian-wai-jie-xian-shi-qi-wu-fa-da-dao-xian-shi-qi-zui-hao-xing-neng/m-p/1210467#M76715 <P>已解决，重装显卡驱动</P> Tue, 17 Jan 2023 16:11:33 GMT DEMOO 2023-01-17T16:11:33Z https://h30471.www3.hp.com/t5/you-xi-ben/an-ying-jing-ling4shi-yongminidp-zhuandp-xian-wai-jie-xian-shi-qi-wu-fa-da-dao-xian-shi-qi-zui-hao-xing-neng/m-p/1210447#M76712 <P>用的是minidp转dp的线（线是支持dp1.4的），外接的是小米240Hz显示器，外接后在显示选项里面没有1920*1080分辨率240Hz的选项。如果选1920*1080分辨率则只能选择60Hz，如果选240Hz则只能选1768*992分辨率。用hdmi的线也存在同样问题。</P><P>&nbsp;</P><P>但是，在N卡设置中选择1920*1080分辨率59Hz时，显示器菜单信息显示的是3840*2160分辨率60Hz。</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="1673956957902.jpg" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/84755i2EC4BCB671100C65/image-size/medium?v=v2&amp;px=400" role="button" title="1673956957902.jpg" alt="1673956957902.jpg" /></span><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="QQ图片20230117200653.png" style="width: 439px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/84756iFDFF717ED7E8ABA0/image-size/large?v=v2&amp;px=999" role="button" title="QQ图片20230117200653.png" alt="QQ图片20230117200653.png" /></span></P><P>&nbsp;</P><P>在N卡设置中选择1768*992分辨率240Hz时，显示器菜单信息显示的是1920*1080分辨率240Hz，但是实际显示效果并没有达到1920*1080分辨率。</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="1673957443561.jpg" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/84758i6D6EBB21BDF7C7C5/image-size/medium?v=v2&amp;px=400" role="button" title="1673957443561.jpg" alt="1673957443561.jpg" /></span><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="2.png" style="width: 458px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/84757iB0BD498E1C9DEB16/image-size/large?v=v2&amp;px=999" role="button" title="2.png" alt="2.png" /></span></P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="3.png" style="width: 469px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/84759i4C58669043E8C1D0/image-size/large?v=v2&amp;px=999" role="button" title="3.png" alt="3.png" /></span>问题：如何达到1920*1080分辨率240Hz？</P><P>&nbsp;</P><P>此前外接的是小米144Hz显示器，用的hdmi（与上述hdmi为同一根）则是正常的，选择1920*1080分辨率的同时能够选择最高刷新率。如用上述同一根minidp转dp的线连接该144Hz显示器，同样可以达到1920*1080分辨率144Hz。</P> Tue, 17 Jan 2023 12:23:23 GMT https://h30471.www3.hp.com/t5/you-xi-ben/an-ying-jing-ling4shi-yongminidp-zhuandp-xian-wai-jie-xian-shi-qi-wu-fa-da-dao-xian-shi-qi-zui-hao-xing-neng/m-p/1210447#M76712 DEMOO 2023-01-17T12:23:23Z https://h30471.www3.hp.com/t5/you-xi-ben/an-ying-jing-ling4shi-yongminidp-zhuandp-xian-wai-jie-xian-shi-qi-wu-fa-da-dao-xian-shi-qi-zui-hao-xing-neng/m-p/1210467#M76715 <P>已解决，重装显卡驱动</P> Tue, 17 Jan 2023 16:11:33 GMT https://h30471.www3.hp.com/t5/you-xi-ben/an-ying-jing-ling4shi-yongminidp-zhuandp-xian-wai-jie-xian-shi-qi-wu-fa-da-dao-xian-shi-qi-zui-hao-xing-neng/m-p/1210467#M76715 DEMOO 2023-01-17T16:11:33Z