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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Changing what internal video card my laptop uses

I hope I explain this correctly, because I have no idea what I'm talking about: I ran two commands in the terminal to find out what graphics card my laptop uses, and got this result: $ lspci | grep ...
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163 views

Diagonal Screen Tearing Ubuntu 14.04 64-bit Intel Skylake Integrated Graphics

For quite a some time now I'm having a bit of trouble with diagonal screen tearing. So, from the top of the right side of the screen, it goes diagonally to the bottom left side of the screen. Now, the ...
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30 views

Downsampling with Nvidia or in general

is it possible to Downsample Games? (in Windows its possible via Gedosato or the Graphics drivers) I would like to play games in 4k+ on Linux. My System: Ubuntu 16 and Nvidia 970 with latest drivers. ...
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69 views

How do I install NVIDIA drivers on Ubunu 14.04 Kernel 3.13 running on Zynq SoC?

I've been trying to install various versions of the NVIDIA driver (for a GTX 980) connected to a board that has a Xilinx Zynq SoC on it. The SoC has dual ARM9 cores which are running Ubuntu 14.04 with ...
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78 views

VM Gaming via GPU Passthrough without a dedicated monitor?

I'm looking at building a computer that can virtualize two or more gaming machines at once. I'm hoping to be able to play two (or more) games at the same time, and I'm hoping to be able to display ...
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71 views

My Ubuntu 15.10 freeze on my HP 15 Notebook

Recently I installed full Ubuntu 15.10 in my HP 15 Notebook with Windows 8.1 (before), all was fine, but it began to fail, when I'm watching a video in youtube or only use the note writer, the screen ...
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74 views

Ubuntu cannot recognize the Graphics Card after installing it alongside Windows

Following are the two drivers on my system: $ lspci -k | grep -EA2 'VGA|3D' 00:02.0 VGA compatible controller: Intel Corporation 4th Gen Core Processor Integrated Graphics Controller (rev 06) ...
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49 views

Graphical problem with desktop cube, Ubuntu 14.04.4

I'm new to Linux and need some help! I have problem with desktop cube, Ubuntu 14.04.4. Can't describe it, so here are the screenshots: I enabled all this, Composite, OpenGL, ...
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71 views

LibreOffice Impress : transitions poor graphics - problem of LibreOffice or VGA?

I am using LibreOffice 5.1.1.2 on Ubuntu 15.10. The default version 5.0 that comes with Ubuntu 15.10 has no problem. But I wanted to upgrade to 5.1, so I used the solution from this answer. sudo ...
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19 views

How should I investigate laggy graphics in Ubuntu 15.10, particularly with Google Chrome?

I have two installations of Ubuntu 15.10 on two different machines and on both of these machines I am occasionally seeing a lot of lag in the graphics displayed. This manifests as, for example, ...
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40 views

How to setting up the third monitor on the built in graphics card

I can't setup my third monitor on Ubuntu. System: Ubuntu 14.04LTS Graphics card: nvdia geforce gtx550 and the built in intel Nvidia driver: NVIDIA binary driver - version 352.63 from nvidia-352-...
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29 views

I have black screen when i try to switch to a terminal via alt+F1,f2 etc

I have black screen when I try to switch to a terminal via Alt+F1 or Alt+F1 etc. I can't see anything! This happens in many Ubuntu derivatives. I can login blind and enter a command but I can't see ...
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148 views

How do I verify that Ubuntu recognizes my discrete graphics card (Radeon HD8750M)?

My lenovo g500h has integrated intel 4000hd graphics card and discrete ati hd8750m radeon card. It looks like by default the intel graphics driver is installed ( when i type lspci | grep VGA in ...
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30 views

Not able to install any linux distro

I messed up with my ubuntu 15.10. I was trying to install gnome-desktop-environment by running the command sudo apt-get install gnome-desktop-environment, but I closed the process in between. After ...
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40 views

Unclear graphics in Ubuntu 15.10

When I try to use Firefox or Google Chrome browser or PDF reader, I cannot read the text properly. The characters are unclear (see screenshots). I have already installed the Intel G31 graphics driver ...
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58 views

Graphics Cards - Power State

I have an Nvidia Optimus laptop dual-booting Ubuntu for general use and Windows 7 for gaming. I only want integrated graphics for Ubuntu, and when I run glxinfo | grep OpenGL the output is: OpenGL ...
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147 views

Gephi fails to render graph

The Graph Network Analysis Tool Gephi fails to render a graph. and only displays a black winows instead. The graph screen remains black and does not display the graph. I can render the graph on my ...
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157 views

Ati weird screen flickering in Ubuntu MATE 15.10

I have a hard drive with Ubuntu MATE 15.10 that I just went to the trouble of making it bootable on multiple devices-a brand new lenovo desktop with an AMD A6 with Radeon R4 graphics, and a decade old ...
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188 views

How to install drivers for nvidia GPU and amd APU?

Im trying an install of APU drivers along with GPU drivers. I need GPU for rendering, just one monitor would be used, driven by APU. Using ubuntu 14.04 64 bits, I get (lscpci): 00:01.0 VGA ...
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202 views

The system is running in low-graphics mode on Ubuntu 15.10

After googling for hours and trying different things for hours I need your help: I updated the system and after a reboot I cannot log into Ubuntu again (unfortunately I don't know which packages got ...
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161 views

NVIDIA Proprietary driver not working properly

I have a Lenovo Z40-70 laptop which was running Ubuntu 14.04 with a HDD. After upgrading to SSD (OCZ 240GB) and installing a fresh copy of Ubuntu I came across few issues with drivers for Broadcom and ...
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123 views

After installing Ubuntu 15.10 text,photo,video gets broken or shattered

Image gets broken, video gets blurry with layers and text look something alien language. When I select something sometimes it fixes temporarily. Blur happens on lost focus, and gets normal again ...
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54 views

Ubuntu not compatible with my custom built desktop

I custom built a desktop PC today, and I'd like to run ubuntu 15.10 on it. It boots up, then right when I start to see unity desktop, I get a white, unresponsive screen (no mouse showing or anything). ...
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174 views

How to set up native monitor resolution of 1680 × 1050 with Nvidia Geforce 210 on Ubuntu 14.04

I use a video card Nvidia Geforce 210. According to it's specs http://www.geforce.com/hardware/desktop-gpus/geforce-210/specifications it can run :Maximum Digital Resolution 2560x1600 and Maximum VGA ...
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64 views

Black screen after deleting nvidia-prime

I decided to change nvidia-prime to bumblebee. I removed the nvidia-prime, installed bumblebee and restarted the computer. Loading freezes on plymouth. Then I booted into recovery mode and uninstall ...
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26 views

Bizzare rendering issue with Intel 965G graphics

I've recently revived an older desktop computer, which previously had Ubuntu 14.04 on it but hadn't been used for at least a year. I've managed to get 15.10 onto it, and it all went well and boots ...
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26 views

Help with installation (graphics card?)

I recently upgraded some hardware on an older machine I have. My build consists of the following: AMD FX-6350 ASUS - M5A97 R2.0 (motherboard) ASUS - R7 370 Strix [Outputs ONLY: DVI, Displayport] I ...
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146 views

Display and login problem after installing CUDA toolkit 6.5 for ubuntu 14.04

I'm using workstation T5500 with graphic card Quadro k5000. I installed the graphic driver using sudo add-apt-repository ppa:ubuntu-x-swat/x-updates sudo apt-get update sudo apt-get install nvidia-...
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36 views

X11 freezes and responds to no input?

Recently, I've began to notice that my Ubuntu installation is having some serious problems with X. On occasion, my system will lock up, and X will no longer update the screen. I can still do things in ...
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179 views

Problem in installing NVIDIA Quadro K2100M, on Ubuntu 12.04

I have a Dell Precision M4800 with two graphic cards: 00:02.0 VGA compatible controller: Intel Corporation 4th Gen Core Processor Integrated Graphics Controller (rev 06) 01:00.0 VGA compatible ...
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40 views

Connacting 4 monitors on 2 vido cards (1 on intel 3 on nvidia) ubuntu 14.04

I'm trying to connect 4 monitors to my computer Intel Graphics onboard x 1 monitor Nvidia GTX 660 x 3 monitors So far on clean install all 4 are working in a glitchy way, so i update my ...
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40 views

I have installed xubuntu and since its first starting it is behaving weird by scratching my screen

I have installed xubuntu a few days ago but on first start it behaves weird. It boots up normal, run for a few seconds good and then screen restarts and weird lines come across. It really irritates ...
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348 views

Discrete AMD graphics card is not detected by AMD CCC

After my laptop with AMD HD4570 discrete GPU (which entered legacy branch and no more AMD proprietary support for Linux) died I tried to give AMD another shot and bought a new laptop with switchable ...
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29 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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82 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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91 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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150 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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50 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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186 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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126 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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98 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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116 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 isn'...
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27 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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175 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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55 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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246 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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37 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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179 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, ...