** Changed in: nvidia-graphics-drivers-450 (Ubuntu)
Status: New => Invalid
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https://bugs.launchpad.net/bugs/1894852
Title:
Graphics slow on hybrid AMD/Nvidia laptop
To manage
Okay, I will create a new bug as suggested and will link here and post
this one as fixed. This one is technically fixed as stated because I am
able to get full speed out of both video cards now, I just need to do
the workaround to get it.
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Thank you @dtl131 for all your help; it is greatly appreciated. It is
this wonderful community that brings me to open source and Linux and is
truly one of the most powerful benefits of Linux.
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Scott, you could file a new bug (against plasma-desktop) and mark this Fixed or
Invalid.
Or you could edit this report to describe the lack of "Launch on Discrete GPU"
option.
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I am running 20.10 on my laptop now and that options has not been added
yet I think. At least it does not show in the advanced part of the
application tab for me.
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I am running 20.10 on my laptop now and that options has not been added
yet I think. At least it does not show in the advanced part of the
application tab for me.
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Kubuntu 20.10 may already have that option:
https://userbase.kde.org/Plasma/Tips#launch-app-with-discrete-gpu
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https://bugs.launchpad.net/bugs/1894852
Title:
Graphics slow on hybrid
@vanvugt Yea, I am using Kubuntu/KDE. That would be really nice
functionality to have in Kubuntu.
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Title:
Graphics slow on hybrid AMD/Nvidia
I tried __NV_PRIME_RENDER_OFFLOAD=1 __GLX_VENDOR_LIBRARY_NAME=nvidia
steam and for the first time Steam showed the proper Nvidia card for the
driver and also showed the proper 3GB for VRAM. I tried running cities
skylines and instead of the 21FPS I was getting before I was getting
what is
@vanvugt: user is running KDE/Kubuntu
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https://bugs.launchpad.net/bugs/1894852
Title:
Graphics slow on hybrid AMD/Nvidia laptop
To manage notifications about this bug go to:
I've heard that hybrid systems should have a 'Launch on Discrete GPU'
menu item. Don't you see that when right clicking on an app icon?
https://help.gnome.org/misc/release-notes/stable/
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Yes, the output from glxinfo is what you want to see.
If you want to run programs on the Nvidia GPU, you have to start them with the
variables as in the glxinfo example. (Or if you make an alias, just use
prime_run)
prime_run
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I tried the recommendations and it does not seem to change anything. I
do not know if I am doing something wrong. When I do the glxinfo -B I
do get the AMD like you mentioned and when I do the
__NV_PRIME_RENDER_OFFLOAD=1 I do get the proper nvidia information. I
placed the outputs of both
Before I did your recommendations I tried running games again to see if
there was any improvement. I know it is still not using the dedicated
Nvidia 1050, but I think the system may now be using the on board AMD
Ryzen graphics. I tried both American truck simulator and Cities
Skylines and they
** Changed in: xorg (Ubuntu)
Status: Incomplete => New
** Package changed: xorg (Ubuntu) => nvidia-graphics-drivers-450
(Ubuntu)
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Title:
apport information
** Tags added: apport-collected has-workaround reproducible single-
occurrence ubuntu
** Description changed:
I selected the nvidia driver as I did not know which package to select.
I am pretty sure that is not the problem as that driver is supposed to
support the
Another thing to try:
Change to "on-demand" mode. (I'm not sure, but this may require another reboot
or log out):
sudo prime-select on-demand
Verification (first command should show AMD and second command Nvidia):
glxinfo -B
__NV_PRIME_RENDER_OFFLOAD=1 __GLX_VENDOR_LIBRARY_NAME=nvidia glxinfo -B
Please run the following command to gather the video information:
apport-collect 1894852
(Temporarily assigned to xorg to automatically gather video logs with
apport.)
** Package changed: nvidia-graphics-drivers-450 (Ubuntu) => xorg
(Ubuntu)
** Changed in: xorg (Ubuntu)
Status: New =>
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