Questions related to graphics, in particular getting graphics cards to work. Please tag your exact graphics card version as well if you know what it is.

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27 views

Strange graphic issue after notebook wake up

I often suspending my system and always after wake up I've got strange graphic issues in some apps. Here's whats happend. It's not only with spotify, but also with qBittorent, sometimes Chromium ...
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78 views

Cannot Login when second monitor is connected if nvidia card is active

I have a Dell Inspiron laptop which have an nvidia and an intel screen cards. Before I upgraded my Ubuntu to 15.10, there was no problem. Today I've upgraded the OS. Now, I cannot login if my external ...
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90 views

Ubuntu, How to Enable Forced GPU on HP Pavilion

I recently installed Ubuntu MATE on an HP Pavilion dv6 (XG759UA#ABA) to be a dedicated Minecraft machine. MATE works perfectly, but Minecraft insists upon using integrated graphics instead of the GPU. ...
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139 views

Weird graphical glitch Xubuntu 14.04

My friend's machine goes on the fritz occasionally. I was able to capture it over remote desktop viewing. Here's an imgur album. He is runnign Xubuntu 14.04, and using two screens of identical make ...
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31 views

Nvidia Geforce 645m doesn't support second display for GNOME

I have a laptop with Nvidia Geforce 645M and Intel GPU on the board. So, when I plug second monitor to the laptop, no one display doesn't work, only black screen. But when I turn off GeForce and turn ...
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34 views

Can I upgrade my Ubuntu 12.04 to 14.04 without any graphic driver issues?

Some days ago I've installed Ubuntu 14.04 LTS on my notebook. All went good except for a incompatibility between my video card and the proprietary driver from AMD. I've a ATI/AMD Mobility HD 4570 and ...
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49 views

Ubuntu images showing very weird

I posted a few days ago a similar post, someone asked me to do some codes on terminal, but no answer back, so I am posting again. They also suggested to use another desktop, I tried all of them but ...
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165 views

vertical screen tearing when scrolling

I have a Radeon X800 XL GPU I have been using for a while. Today I gave my 24" monitor to a friend, and set up 2, 22" monitors rotated. Things seemed to be working well, but I just noticed there is ...
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121 views

Getting rid of llvmpipe. Installing open source drivers correctly

My video card is Radeon R9 270 Dual-X. I've read a lot about overwhelming performance of OpenSource drivers compared to proprietary ones, so I'd really like to move to OS drivers. However! I did ...
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93 views

Ubuntu 14.04 Crashes Back to LogIn Window

Just recently crashes started and it simply gets me back to the login window. During the crash, it briefly outlines the message "Starting LightDM Display Manager" and goes to the login window. Once I ...
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100 views

Watching 4K videos is incredibly choppy and has graphical issues

I've bought a 4K video which I want to play. I tried playing it on both the default 'Videos' application, and VLC player. Both were incredibly choppy and had graphical issues such as this: Why ...
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26 views

Blackscreen while reboot with Ubu 15.04 after current Kernel update

I've got an Asus Notebook with I7 and GTX970. It's an dual boot EFI installation with secure-boot enabled, Win8.1 and Ubuntu 15.04. Last Kernel Update (or maybe the 2nd last, i cannot verify it) ...
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166 views

lspci displays wrong VGA compatible Controller

I have an HP laptop with an AMD A8-7410 with R5 Graphics (AMD Radeon R5 M330 GPU, can't find drivers for that. AMD Catalyst recognizes this but says unknown display). Using Ubuntu 14.04 LTS 64-bit. ...
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39 views

How to use graphics card only for deep learning and not display?

I have a 2 GB graphics card which I am using for training deep learning models on large data. But it's hampering my display (showing weird color pixels on the screen) while running the program. Is it ...
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51 views

Boot Screen logo not showing in Gigabyet 78lmt-usb3 MB

I recently change my PC motherboard to Gigabyet 78lmt-usb3 and after I found ubuntu boot logo not showing ( only monitor NO SIGNAL). I reinstall to ubuntu (14.04 and 15.04) and format complete hard ...
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205 views

Radeon HD screen resolution is low

I have an old video card and seems it works somehow on the latest Ubuntu 15 (downloaded today). As I understand, the card is supported by the open source driver, and officially the card is not ...
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34 views

Monitor not recognized after Nvidia (Cuda)

I installed Nvidia drivers and CUDA drivers to run a GTX970 for mining ethereum (cryptocurrency) on my Ubuntu 14.04 installation. Everything went well. After removing the GPU a couple of weeks later ...
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173 views

Dota 2: Terrible fps or crashing system

I feel as if I've tried everything. Radeon HD 7950/8950 OEM / R9 280] is my gpu, and it provides terrible fps in Dota 2 on Ubuntu 14.04. So far, I've tried: fgrxl = Crappy fps. Stable around 30, ...
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152 views

outdated GLSL version

I'm new to Ubuntu and I'm taking a computer graphics course in which we have a lab in shader programming. I know that my code works on a friends computer (OSX, integrated gpu, glsl version 3.3). When ...
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185 views

Need help with Mesa3D and updating OpenGl, Noob here

The issue here is that Ive been trying to update my OpenGl trough Mesa3d, I recently installed Mesa 10.6.7 successfully trough a package from Mesa3d official page (It was a pain to build the whole ...
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67 views

Ubuntu 15 on HP Pavilion dv6 3046eo

I have no graphic drivers for my HP Pavilion dv6 3046eo fitting to windows 10 and are considering to switch to ubuntu. Are there any known problems with the hardware listed below? (I checked the ...
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367 views

Hardware acceleration on chrome kiosk using ubuntu server

I've purchased the Intel NUC5PPYH in order to make it a chrome kiosk. The CPU is Intel Pentium N3700 which has Intel HD Graphics built in. The kiosk is built on top of Ubuntu Server 14.04.3 with xorg, ...
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36 views

How do I make the disk decryption password prompt show up on my DVI-D monitor with an AMD video card?

I have a Dell box running Ubuntu 15.04. Because it's a work machine, its disk if fully encrypted, and therefore the system requires a disk decryption password at boot time. Because I needed to ...
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104 views

Can't install Ubuntu because live system uses too high monitor frequency

I just downloaded Ubuntu 15.04 and I put it into a pendrive. When I boot the pendrive, Ubuntu logo starts to charge but after a while, the monitor turns black with the mesaje "Frequency out of range: ...
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399 views

Best AMD settings for Minecraft?

So I play minecraft, and recently got my new AMD graphics card. I got the drivers installed but there are white lines all over the minecraft screen. I have screenshots of the AMD settings, and I'd ...
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28 views

The 'Run Command' dialog has corrupted graphics. Any ideas on fixing this?

I'm using KDE, and whenever I open the 'Run Command' dialog (e.g. with Alt+F2), the dialog is filled with corrupted graphics. Sometimes it's possible to see enough of the dialog to use it, but usually ...
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61 views

Ubuntu 15.04 Nvidia drivers and break things /odd bugs-tearing

I have after many installs and reinstall's removed my gtx770 and my system works flawlessly. It seems as soon as I install any nvidia drivers (propitiatory or xorg) I have instability with the system. ...
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260 views

Full downgrade from 14.04.3 lts-vivid stack to standard 14.04 lts stack

the issue is well represented by the title. How can I completely revert the 14.04.3 lts-vivid stack (3.19 kernel + updated graphics stack) to the standard 14.04.0/1 trusty stack? I know that the most ...
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106 views

Optimus: Using optirun logs me out, then fails?

I have a Samsung QX411, with an Intel HD Graphics 5000 and a nVidia GeForce 520M GPU, both bridged with Optimus. I'm running Ubuntu 15.04. Now, here's my problem. When I run optirun glxinfo for the ...
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249 views

Hybrid Nvidia and Intel cards, bumblebee optirun not working and OpenGL not being Intel

I have been fighting with the installation and correct usage of my Nvidia GTX960M together with an Intel i7-4720M CPU on Ubuntu 15.04. I have followed lots of links on this website, on ubuntu wiki ...
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127 views

How to force Xorg to use integrated video (ASPEED) instead of my Tesla K20?

I'm trying to get my brand new server up and running for gpgpu with 14.04LTS, but I'm having issues with the graphics drivers. If I install the CUDA Toolkit, it also installs regular nvidia drivers ...
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86 views

VMware Workstation 11.1.2 Ubuntu Guest Menu bar and menu blurred of Black When 3D Acceleration is enabled

I am experiencing a problem with the menu bar being blurred. I can navigate using terminal and can open apps using terminal. When I disable 3D acceleration I have the menu bar but I have performance ...
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152 views

Weird display error / Black lines all over the screen when using nvidia driver

My system: Laptop: Asus K55 Grapics driver: Nvidia 340.76 (I also have nvidia prime, so I can switch to intel graphics) GPU: GeForce GT 635M CPU: Intel Core i5-3210M CPU @ 2.501GHz So, I ...
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51 views

Screen tear or I don't know what to call it when using chrome

I rarely posts question but well this has been bugging me since i started using Ubuntu 14.04, of course previously I was using Win8.1 without any issues. My screen has a tear when using chrome which ...
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27 views

Graphics driver problem

I have a AMD/ATI HD6600. I have already tested every single popular Linux distribution and I still have this problem. If I start using non-proprietary drivers, most of the time I start my PC after ...
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73 views

Re-install grafic driver for Lenovo Notebook

The problem is, that i could only start Ubuntu at my notebook with the recovery mode. The system does not install the required grafic driver. Is there someone who can give advice how to find and ...
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56 views

15.04 Upgrade on AMD

I have a AMD Radeon R4/R5; after 15.04 upgrades, I'm stuck at the purple screen with low-graphics complaint. So I boot into the recovery session of the same generic headers and run in failsafeX mode. ...
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177 views

The system is running in low-graphics mode in ubuntu 15.04

I have this issue after updating ubuntu 15, i have tried this How to fix "The system is running in low-graphics mode" error? but not got any sucees so please help. I am using ubuntu 15.04 ...
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92 views

Second nvidia is not recognised

I have msi CX61 2QF intel core i7 intel hd graphics NVIDIA GeForce 940m Ubuntu 14.04 I want to install cuda 7.0, But when I install it (using .run file in tty1 mode - this is how I ...
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92 views

Is there a fix for Corsair Link

been trying to create new resolution output mode using: sudo xrandr --newmode "1368x768_60.00" 84.75 1360 1432 1568 1776 768 771 781 798 -hsync+vsync This is what I get: xrandr: Failed to ...
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68 views

Nvidia Prime in powersave mode corrupts screen

I have an ASUS ux303ln with Xubuntu 15.04 that hosts Nvidia 840M. Aiming for longer battery life, I want to use the Intel graphics, so i do prime-select intel as root and that's OK. The problem ...
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171 views

Screen Flicker in Ubuntu

My Ubuntu PC's screen flickers every time I boot up. Sometimes, when it stops, it starts again when I move my mouse. My laptop has its own graphics card. Nvidia Geforce 8200m G.
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315 views

How to use Nouveau for graphics and NVIDIA GPU for only CUDA programs on Optimus notebook?

I am using a notebook with a Intel i7 (with its own GPU) and a NVIDIA GPU. On Windows, the notebook uses Optimus to switch between the GPUs intelligently. I am using Ubuntu 14.04 and I installed CUDA ...
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105 views

LibreOffice 4.4.4.3 crashes Unity (12.04 LTS)

For close to the last year, I have had problems with LibreOffice randomly crashing my Unity desktop in Ubuntu 12.04 LTS. Today, I found a consistency to the problem and recorded a video to show what ...
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22 views

Not seeing start menu bar through which I can navigate to various applications

I have installed ubuntu 15 on VM ware workstation 11. But I am not able to see the start menu bar through which I can navigate to various applications settings etc. Noticed gray and black patches ...
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41 views

Ubuntu 14.04 randomly started to look like old windows

I was messing with the GS on pcsx2 and then ubuntu started to look old and rigid, also the fonts have changed too and everything looks very grey. It looks most like windows 2000, especially the ...
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423 views

How to remove Gallium drivers and install default drivers on Ubuntu 14.04?

I've tried many methods (removing x.org drivers, ati drivers)...but still I cannot find the x.org file in etc/x11/ ..to make any modification.. My current graphic card is ATI Radeon Hd6670 2GB ...
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312 views

Installing 14.04.2 on a Acer Aspire 4520

A real newbie here - beginning level on Linux, total newbie on Ubuntu and to this forum. 1st post, hoping someone can help. I was asked by a friend to upgrade 4 older notebooks from Windows, for use ...
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111 views

Bumblebee isnt active, now what? nvidia-prime takes whole session

Bumblebee stopped developing in 2013. How to use optirun/primerun etc... now (e.g. 15.04)? How to run desktop on intel and single app on prop. nvidia (not nouveau)? I would like nvidia to powerdown ...
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137 views

How to fix screen tearing of the Nvidia 675m gtx in ubuntu 14.04?

I tried to use the common methods: In nvidia X server settings and compiz-manager, but the Vblank option and the screen refresh rate is missing. If i switch back to my intel 4000hd card, everything ...