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You can switch them this way: sudo aticonfig --px-igpu to the integrated adapter. sudo aticonfig --px-dgpu to the descrete adapter. Log off and log on after that. You can see the status by aticonfig --pxl You can also switch the adapters using Catalyst Control Center GUI utility. Note: This should work on a supported Ubuntu version (14.04 or ...


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In SMPlayer: Options->Preferences->Video select Output driver other than xv. For example: gl. And try to play your video again. Hope it helps) In VLC: Tools->Preferences->Video Uncheck Accelerated video output(Overlay)


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256MB RAM is a very little amount of RAM in these days. It's hardly enough to run any kind of modern GUI. Lubuntu is probably the most lightweight distro of Ubuntu, using the LXDE desktop environment. If you're open to try another distro, there's always Puppy Linux, which needs very little resources


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A graphics processing unit (GPU), also occasionally called visual processing unit (VPU), You can also use to see its output: lspci -vnn | grep VGA -A 12 Or lshw -numeric -C display or video or lspci | grep -E "VGA|3D" Output: 05:07.0 VGA compatible controller: XGI Technology Inc. (eXtreme Graphics Innovation) Z7/Z9 (XG20 core)


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OK, as per this blogpost, adding nogpumanager to GRUB_CMDLINE_LINUX_DEFAULT in /etc/default/grub solves the issue. Thus, the line in /etc/default/grub should look like: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash nogpumanager" After you edit the file, don't forget to run: sudo update-grub


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Got it to work by installing the xserver-xorg-video-amdgpu package



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