How to Install AMDGPU Pro on KDE Neon 22.04

Installing

2. 2. Downloading AMDGPU-Pro for KDE Neon

   Download AMDGPU for KDE Neon GNU/Linux

   Get AMDGPU .deb for KDE Neon

   AMDGPU for KDE Neon

   Choose any of the latest Radeon Devices.
   And then Grab the Latest available Release for KDE Neon 22.04+.

3. 4. Installing AMDGPU-Pro Installer

   First, Access Target directory
   Usually with:

   cd ~/Downloads

   To Check it’s there List the contents with:

   ls . | grep amdgpu

   The grep Command refine the output List showing only the Entries matching the Keyword.
   But if you are in Trouble to Find the Location on Terminal then See: How to Access Downloads Folder from Browser.

   Now to Set up AMDGPU Installer Run:

   sudo apt install ./amdgpu*.deb

4. 5. Installing AMDGPU-Pro Driver

   Now to Install AMDGPU-Pro for KDE Neon
   First, to check the multiple available options you should issue:

   amdgpu-install -h

   You can Setup the Pro Version with the pro Flag for the Vulkan implementation.
   So for instance to achieve a Multi Implementations setup the Command is like:

   amdgpu-install --usecase=graphics,opencl --opencl=rocr --vulkan=amdvlk,pro

   Agree to the License to achieve the Setup:

   

   In case of Issue you have to Fix the Repos Manually!
   Respectively Edit them with the nano Editor:

   sudo nano /etc/apt/sources.list.d/amdgpu.list

   And Change “focal” in “jammy“!
   Finally, Ctrl+x to Save & Exit from nano Editor.
   The same for the other Repo:

   sudo nano /etc/apt/sources.list.d/rocm.list

   Thanks to askubuntu.com.

5. 6. Configuring for Use

   Now to Configure AMDGPU-PRO Driver for Use
   First, Add the Username to the “video” Group with:

   sudo usermod -a -G video $LOGNAME

   Follow Editing the Grub Config File with GEdit (Or other Editors):

   sudo gedit /etc/default/grub

   Locate and Replace GRUB_CMDLINE_LINUX_DEFAULT=”quiet splash” with GRUB_CMDLINE_LINUX_DEFAULT=”quiet splash amdgpu.vm_fragment_size=9″.
   Then Save & Exit.
   Next to Rebuild the Grub Setup run:

   sudo update-grub

   Finally, after the Setup is successfully achieved Reboot with:

   sudo reboot

6. 7. Testing AMDGPU-PRO

   So to Check which is the Graphics Driver in Use
   Issue:

   lspci -k | grep -EA3 'VGA|3D|Display'

   And “amdgpu should be seen in the Output:

   

   Last, in any case after you should Remove the AMD Open Source Driver:

   sudo apt remove xserver-xorg-video-amdgpu