![Resolution stuck at 640x480 on DisplayPort, works fine on HDMI, worked fine yesterday at 4K on DisplayPort. : r/pcmasterrace Resolution stuck at 640x480 on DisplayPort, works fine on HDMI, worked fine yesterday at 4K on DisplayPort. : r/pcmasterrace](https://external-preview.redd.it/3WU2_-9o5VMF5meyBuqDsWJ81OnmJziYpSIsZGsFzRQ.jpg?auto=webp&s=daefbba97511e11d999e881c9a87e799a8fd7105)
Resolution stuck at 640x480 on DisplayPort, works fine on HDMI, worked fine yesterday at 4K on DisplayPort. : r/pcmasterrace
![Resolution stuck at 640x480 on DisplayPort, works fine on HDMI, worked fine yesterday at 4K on DisplayPort. : r/pcmasterrace Resolution stuck at 640x480 on DisplayPort, works fine on HDMI, worked fine yesterday at 4K on DisplayPort. : r/pcmasterrace](http://i.imgur.com/1I7omar.jpg)
Resolution stuck at 640x480 on DisplayPort, works fine on HDMI, worked fine yesterday at 4K on DisplayPort. : r/pcmasterrace
![I can't se 120hz on my monitor, which supports up to 240hz at 1080p with BOTH hdmi 2.0 and display port 1.2. Can anyone help me solve this issue please? I posted I can't se 120hz on my monitor, which supports up to 240hz at 1080p with BOTH hdmi 2.0 and display port 1.2. Can anyone help me solve this issue please? I posted](https://preview.redd.it/cavnyuj7wfy51.jpg?width=640&crop=smart&auto=webp&s=1aa081111264db399e52192e988f960945e777e1)