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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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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How to install legacy nvidia drivers in 14.04?

I have an older desktop with an NVIDIA GeForce FX 5500, which means only the 173.xx versions of nvidia's drivers work. In the "hardware drivers" thing, I selected the "proprietary drivers" option, ...
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1answer
33 views

Upgrading to newest nVidia drivers on a laptop that uses Optimus? (Ubuntu 15.04)

I'm running Ubuntu 15.04 on a laptop with an Intel HD Graphics 5000 and a nVidia GeForce 520M, joined by an Optimus. I'm trying to upgrade my graphics drivers to the latest provided by the vendor so ...
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Ubuntu 15.04 Nvidia NVS 5200m not working and mini display port not working

so I have about 3 issues that may be all related. I have a thinkpad T430s with nvidia optimus. I cannot for the life of me get the GPu working with bumblebee (used all the guides posted around here) ...
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1answer
23 views

Games on Steam do not launch

I got through various problems to make Steam launch.. with my AMD Radeon R7 4 GB Graphics card and the XOrg (Gallium) Graphics, (I can't login, Login Loop happens, and I can't do CTRL + ALT + F1 / F2, ...
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8 views

How to force GTX 970 to identify second display?

I have recently upgraded my system to a GTX 970 graphics card on which I hooked up my primary (HDMI) and secondary (DVI) displays. The first thing I noticed was the stock drivers not working at all, ...
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18 views

An X Error occured after attempting to launch Steam on Ubuntu 15.04?

I am using AMD Radeon R7 240 4GB (Sapphire) .. and have got through many problems. Steam not launching after switching Graphics Card? This was my first thread regards that.. I did what Sachin Kamath ...
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14 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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29 views

High CPU with web streaming videos

Every time I start watching some video within a browser (both Firefox 40.0 and Chrome 44.0.2403.157 64-bit with no extensions) the CPU usage gets 100% (according to htop and system monitor) freezing ...
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2answers
22 views

Second monitor not rendering correctly with NVidia drivers

I'm using Ubuntu 14.04 and NVidia Drivers 346. I have a Samsung monitor and it works nice except because it does not appear to render correctly. For example, when I scroll a page or something, it ...
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2answers
18 views

Dual Boot Ubuntu + Win7, Low Graphics Mode, Can't Access Terminal or GRUB

So I successfully installed the latest Ubuntu 14.04 LTS alongside Windows 7 today. At first, there were no issues and everything went smoothly until I had the great idea to change the open-source ...
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8 views

Kubuntu/KDE Plasma OpenGL Graphics Issues

I'm running KDE Plasma Workspace on Kubuntu 14.04 and I'm having graphics issues. When hovering the mouse over bars, the info window that opens had a large black box around it, when trying to change ...
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1answer
33 views

Hearthstone graphics glitch (shadows on Blackrock board)

Specs: VGA compatible controller: NVIDIA Corporation GF114 [GeForce GTX 560] (rev a1) Subsystem: ASUSTeK Computer Inc. Device 83b5 Kernel driver in use: nvidia Ubuntu 15.04 - Linux-x86_64 NVIDIA ...
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1answer
52 views

Steam not launching after switching Graphics Card?

I recently purchased and installed an AMD Sapphire R7 4GB 240. Ubuntu automatically switched to some Open-Source Drivers named Gallium 0.4 on AMD OLAND. For some reason Steam is not able to launch ...
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0answers
25 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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0answers
16 views

AMD discrete graphics unusable on a MacBook Pro 8,2

I have installed Ubuntu 15.04 on a MacBook Pro 8,2 with a proper EFI single boot. All works like a charm and the boot process is really fast, I'm really satisfied. I have only one issue: I can use ...
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0answers
17 views

Enabling Bootloader Graphics

In Xdiagnose, I checked the box that says "Disable Bootloader Graphics". No longer requiring this, I realized I didn't know how to revert the function. Any help? EDIT: To clarify, I am locked to the ...
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1answer
31 views

Nvidia drivers not loading

I'm using Kubuntu 15.04 with the latest kernel at the moment (4.2rc7) from here: http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.2-rc7-unstable/ and the latest Nvidia drivers form ppa:xorg-edgers/ppa ...
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0answers
20 views

Display Issues with Ubuntu

I'm a huge Linux fan, however lately, I've been really disappointed by one thing, the issue is my graphics card, It works smoothly with two monitors on windows, but as soon as I use any Linux distro, ...
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1answer
17 views

Ubuntu 15.04 will NOT run on HP DV2845se with dual core AMD Turion and nvidia 630M graphics

I have been an Ubuntu user for about 5 years and have had Ubuntu on the subject laptop the entire time. Yes I have had some trials and tribulations with the nvidia hardware but always managed to make ...
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1answer
46 views

How to use NVidia Gpu simultaneously with intel HD

My laptop has an high-end NVidia Geforce GTX 860m graphics card and the intel integrated graphics (Intel HD 4600, pretty weak) So in my case, i have to work in ue4 (very heavy on the graphics card), ...
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6 views

low graphic cause by remove lock

I ran sudo fuser -cuk /var/lib/dpkg/lock; sudo rm -f /var/lib/dpkg/lock when I was trying to remove the apt-get lock and it crashed my OS directly... any one knows how to solve this
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1answer
42 views

Changing Nvidia Driver black screen

I searched everyone online for solution, but it is still not working. At first I changed the Nvidia driver to use the propriety driver from the additional tab, twice, and it shows black screen which ...
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0answers
21 views

trying to install drivers on ubuntu 15.04 for my r7 260x graphics card NEED HELP

I'm totally new to Ubuntu and I have looked over this PDF:amd-catalyst-graphics-driver-installer-notes-for-linux-operating-systems.pdf I am aware in the PDF it says 14.04 is supported, but on the ...
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1answer
25 views

Error with Graphics program using C (Ubuntu 14.04)

Regarding this thread How do I use graphics.h in Ubuntu? , I executed the following program(shown below the block), but the program unfortunately ends automatically after a few seconds with the ...
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1answer
71 views

Ubuntu lastest kernel update broke my GFX drivers [duplicate]

So, the latest kernel broke my AMD drivers and forced my system into a Low Graphics Mode on boot up now, the update I got was 3.19.0-26 and I'm now in ttyl consoles now instead of the Ubuntu desktop. ...
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1answer
40 views

How do I install AMD Drivers on Ubuntu 14.04?

I was planning on doing a Windows build but I had problems getting Daz to work so I'm here now. I'm trying to download the proprietary drivers for my AMD Radeon HD 6870 but nothing is working. I ...
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1answer
134 views

Nvidia drivers cause Minecraft to crash

I play Minecraft on my computer, and whenever I press F3, it says "Gallium 0.4 on NV98" I looked up what this means, and found out that it is a default graphics driver. So, I looked around for how to ...
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1answer
40 views

Ubuntu install and live cd wont boot on GTX 970

I had a Ubuntu 15.04 install that i was running well and i got a new graphics card. The nvidia gtx 970 and after uninstalling the previous nvidia drivers and reverting to nouveau i swapped the card ...
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1answer
29 views

What's the difference between getting graphics drivers from the new ppa vs from Additional Drivers?

I've heard a lot of hype about the new PPA, but is it any better/different than using the Additional Drivers tab of the Software and Updates program?
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18 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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System running in low graphics mode - I know the reason, cant make space [closed]

So heres the thing, I already went thru all the previous posts so I know the reason why this message keeps poping up. Its most definetly cause I dont have enough space because the message was poping ...
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1answer
30 views

libva error: Cannot use VDPAU on nVidia 840M

I have a Primus laptop, and I cannot use VDPAU on Nvidia. I have installed Nvidia's proprietary driver from "Additional Drivers", but if I run "vainfo" in a terminal I get the error message: ...
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1answer
39 views

How to activate LibreOffice anti-aliasing?

LibreOffice looks terrible compared to the rest of my OS and other text applications, such as MS Word. It looks like it has no anti-aliasing, how can I activate it? Here's a screenshot of what it ...
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0answers
22 views

How do I get started with OpenGL on Ubuntu 14.04

I have been trying to get myself setup to do some development in Ubuntu. I got my IDE codeblocks for c++, but regarding OpenGL side I am lost. I do not where to start from. I was expecting it to be ...
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0answers
19 views

Troubleshooting: portion of laptop screen went suddenly blank

This is what the screen of my laptop looks like as of 45 minutes ago. Note the blank 1.5-inch bar on the right hand side (which is now completely black). It appeared suddenly, as I was in the middle ...
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1answer
30 views

Unable to connect two LG screens, GeForce GTX 750

I have trouble to connect two screens in my computer. I installed (with one screen) Ubuntu 14.04 and 15.04 (just to try) and everything is ok. But then I try to connect the other screen and everything ...
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78 views

Ubuntu 15.04 overheating

I have HP ENVY dv6-7357se laptop i was running windows for about a year yesterday i switched to ubuntu <3 but i'am facing an always noisy fan and heating of my laptop with windows i never faced ...
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0answers
31 views

Ubuntu 15.04 graphical interface doesn't start

I have got a problem with my Ubuntu. I accidentally closed the graphical interface by pressing Strg+Alt+F1. I returned to the graphical interface by pressing Strg+Alt+F7. Everything seemed fine, but ...
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0answers
23 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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0answers
25 views

Black border with Ubuntu 14.04 on Raspberry Pi 2 Model B

As the title states, I'm getting a black border on my screen running Ubuntu 14.04 on a Raspberry Pi 2 Model B. I've tried modifying the /boot/config.txt file and tweaking/disabling the overscan, as ...
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0answers
14 views

I can't make Ubuntu work with nVidia Geforce 960GT drivers

after hours and hours of reading and trying possible solutions, I give up, I'm running through the internal graphics card of my computer but every time I try to install nvidia drivers and use the ...
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0answers
21 views

Video Graphics glitchy Ubuntu 14.04 XPS 13 9343

I am having constant issues with graphics being glitchy and slow window rendering when moving windows on my xps 13. i7 with 8GB of ram. Is there a way to fix this or a driver?
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37 views

Driver Installing Problem for NVIDIA Tesla K80 under Linux

I have tried to install the driver for K80 under Ubuntu for 1 week and I can't install successfully even though I have tried every method from NVIDIA forum/Google. When I use lspci, the following ...
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29 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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20 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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1answer
70 views

Xubuntu 14.04 ATI/AMD driver problem

I'm trying to install a driver for ATI Radeon HD 7900 series. I've read a lot of different articles, but I still cannot to do it. For example, I've tryed almost all instructions/way from this page ...
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41 views

What does “!!! Unknown header type 7f” error means?

I bought a new laptop, and I can't enable discrete graphic card. The output of lspci -k | grep -EA2 'VGA|Display' terminal command: 00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. ...
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0answers
25 views

HDTV overscanning problem - NOT a TV setting

I'm using a 42" Philips LCD TV (42PFL3704D/F7) as a secondary monitor for my computer, running Linux Mint 17.2 and Windows 7. My primary monitor is a 22" LCD monitor, and it works fine on both ...
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53 views

Doesn't detect graphic card

Ubuntu 14.04 seems to neither detect my graphics card (nVidia GeForce 800) automatically nor use the corresponding nvidia-340 driver even after manually installing it, so I really don't know what to ...