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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How to change radeon power profile on ubuntu 15.04?

Recently I've decided to switch back to the open drivers, because fglrx is really buggy. So, on the open drivers there is a problem with power management. My laptop become really how after few minutes ...
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0answers
10 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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0answers
11 views

Purple screen then black screen with white line

I have had Ubuntu installed for a couple of days now and I was installing graphic drivers and accidentally installed nvidia ones when I needed AMD ones. I tried to delete all the nvidia drivers. When ...
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0answers
12 views

Radeon R7 260X Drivers help

Okay so I am using ubuntu 15.04 becaouse ubuntu 14.04 won't let me install it alongside with windows 7. So my problem is that i have a graphics card Radeon R7 260X and when I have tried to install ...
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0answers
10 views

Screen stops updating/refreshing?

After running for about 10 hours, my screen seems to stop refreshing or updating. This is happening fairly consistently. Using a command line tool (scrot) I can remote into the system and take a ...
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1answer
20 views

How to Update OpenGL with Intel graphics card Ubuntu 14.04

So I got my desktop back up and running and I wanted to play TF2, so I installed Steam, got the game and when it starts up I get Could Not Find Required OpenGL Entry Point 'GLColormaskindexedEXT'! ...
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0answers
6 views

14.04 Screen does not recover after blanking

I have installed ubuntu 14.04 on a computer with an NVIDIA Quadro K2200 GPU running the nvidia-331 driver, driving a 4K UHD screen. I have set nomodeset in /etc/default/grub to be able to use the ...
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13 views

Unable to use dedicated GPU 14.04

So I am running 14.04 on a Samsung 780Z5E, which has a ATI Radeon HD8750M. When I run lspci| grep VGA I get the following: 00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor ...
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0answers
11 views

Libreoffice Calc refresh many times in print preview

in Libreoffice Calc 4.4 or previous versions when want to check print preview, like zoom in/out ,screen refresh many times untill to show preview! I tried to increase memory size of Libreoffice but ...
0
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1answer
19 views

Which Ubuntu Flavor is best for old PC WITH Nvidia GeForce 6150SE nForce 430 and AMD 64Bit and 4 GB Ram?

I had horrible experience installing Ubuntu on my machine with Nvidia. Just want to hear some expert advice. Currently using Linux Mint but want to switch back to any Ubuntu flavor, just not sure ...
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1answer
17 views

Lubuntu 15.04 graphical issues

I am using lubuntu 15.04 on an old pc Intel pentium 1.70 ghz 256+512 MB ram 32 bit processor (no support for 64bit) I used forcepae flag for launching it There are graphical issues like ...
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0answers
9 views

“Wait for vertical refresh” in Catalyst Control Center, ubuntu intel\amd graphics

Every think is installed and work. I can switch graphic cards between intel and amd. But when amd is active, i have horrible tearing everywhere, especially in video. Catalyst Control Center has in ...
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0answers
26 views

Ubuntu Not Recognizing Intel Integrated Graphics Card HD 3000

I'm trying to get Intel / AMD graphics switching to work properly on my Macbook Pro 8,2 (Late 2011) on Ubuntu 15.04. This model comes with an integrated Intel HD 3000 Graphics card and the AMD ATI ...
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0answers
21 views

Settings or something on Nouveau driver?

I'm on Ubuntu GNOME 15.04 and Nouveau driver is set by default. I don't want to set Nvidia proprietary driver because of my little fear (I broke my pc a while ago on 14.04 only trying to set it on ...
0
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1answer
19 views

AMD open source drive slow rendering

I'm using Ubuntu 14.04 + amd proprietary. I want to replace proprietary drive with open source because it is freezing during debugging of multi-threaded program. I'm uninstalling proprietary drive ...
0
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1answer
17 views

ubuntu installation but not working

i installed Ubuntu alongside windows 8.1 but now when i open my laptop it says "The system is running in low-graphics mode" and when i presss enter it prompts What would you like to do run in low ...
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2answers
38 views

How to get intel graphics drivers for 14.04?

I did some looking around and it seems like there was, at one time, an intel-made graphics program for Ubuntu 14.04. But it seems that they have since started only supporting 14.10 (which is ...
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0answers
8 views

Black screen after disconnecting HDMI

I'm running Linux Mint 17. I connected my laptop with external monitor and things were good. But after i removed the HDMI cable, since then after login, it shows a black screen with cursor. I've tried ...
2
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0answers
19 views

How can I confirm that I'm using Adobe Flash hardware acceleration (VDPAU) with Chrome on Ubuntu with integrated Intel card HD4xxx and default driver?

The title tells it all. I have found one similar question but it is outdated from 2013 and not related to Chrome. How can I enable hardware acceleration for flash on Intel graphics? When I go to ...
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0answers
25 views

What are the drivers for the VisionTek 7K 64MB Video Card?

I am trying to set up dual monitors with my existing onboard VGA and this graphics card that I was given. This new graphics card does some weird stuff with Unity(switching default monitor, the ...
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0answers
33 views

How to select which graphics adapter is primary? ATI & Nvidia Ubuntu 14.04

I have a laptop which has 2x ATI 5870 graphics cards in crossfire configuration. However, I am not interested in the least with using these video cards. I purchased an external graphics card adapter ...
0
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2answers
32 views

Ubuntu boots to “Read Only Filesystem” after Upgrading

I recently upgraded to 15.04, but when my computer restarted it wouldn't boot into gui and said it was a "read only file system" I came across this Ubuntu boots in read-only filesystem after upgrade! ...
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0answers
44 views

After upgrade to 15.04 screen resolution stuck at low graphics

I was running 12.04 32bit on an old Asus laptop with ATI X1200 graphics and upgraded stepwise to 15.04. Somewhere along the way the graphics got stuck at low resolution. The upgraded system uses the ...
0
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1answer
22 views

Is Ubuntu using my Graphics card?

So i have a AMD CPU with Radeon HD 3200 as integrated graphics, and i recently found a All-In-Wonder AMD Graphics card (pretty old) and used it but im not sure if ubuntu is using it, or if it's still ...
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0answers
13 views

Login screen does not fill monitor

For some reason, my login screen does not fill up my entire monitor. After I enter my password, the screen goes all glitchy and weird for a few seconds, then it logs me in and everything is normal. ...
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0answers
26 views

OpenGL errors and Matlab R2015a

I recently installed Guest Additions (by pressing Ctrl D) to my Ubuntu 14.04 Virtualbox because everything (particularly Matlab) was running extremely slowly and 3D acceleration was not enabled ...
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0answers
3 views

[14.10]Blinking 2D elements in games with Intel HD Graphics

I'm using the open source drivers (I guess it's Nouveau), even though I tried the proprietary one. The GPU is an Intel 4000 HD Graphics. On games (primarily Steam ones), some 2D elements such as HUD ...
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0answers
21 views

Is this a smplayer bug and how can I fix it? [closed]

Smplayer: When I use the Nouveau drivers I get image tearing how can I fix that? When I use Nvidia drivers with xy output there also happens image tearing. When I use the VPDAU output I get green ...
0
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0answers
38 views

booting 15.04 live cd no signal via hdmi with GTX 970

Hello I did not install Ubuntu.The system that I'm running is Windows 8.1. However, I'm using Ubuntu often as a Live DVD. Ubuntu 14 is booting and running perfectly. But when I boot Ubntu 15 my ...
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3answers
131 views
+50

Apply display settings to all user accounts?

I spent some time getting my settings correct for multiple monitors, and that is working fine when I am logged in, but is not right at the login screen or for other users. How do I set the display ...
0
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0answers
15 views

Window graphics becomes unresponsive, though still reacts to mouse events

I have a weird bug in Ubuntu that I think is somehow related to graphics drivers or something like this. The issue is not only related to browser windows. Currently I've seen the bug happen both on ...
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0answers
26 views

Resolution wierd and stuck on built in display - drivers?

I'm a complete noob at Ubuntu and Linux. I just built a pc, and installed Ubuntu as my only operating system. The resolution is really weird - zoomed in and pixelated, and it thinks it is using a ...
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0answers
35 views

Nvidia GeForce GT 650m Blank Screen on Reboot with Asus UX51VZ on Ubuntu-Gnome 14.04 [duplicate]

I'm starting from a fresh install from the lxde alternate iso. I then purged lubuntu in favor of ubuntu-gnome (I'm following the guide here: http://ux51vz.blogspot.com and didn't know how to make ...
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0answers
16 views

Ubuntu screen does not get refreshed

For a while now, I've been having issues with graphics lagging and being garbled in Ubuntu. See attached pic : you can see that some words have missing letters. e.g: 'Picture' has missing i and u. ...
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0answers
25 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 ...
0
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0answers
23 views

Optimus in 14.04 - should I just get reinstall with 15.04?

I've been trying for a while to get the nvidia driver (331) working on my new laptop. The problem seems to be that optimus support is really hard to get working properly. Added to that, when I try to ...
0
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1answer
25 views

Where can I find the right GPU driver for a MSI M670 notebook runnig Ubuntu 14.04.2?

I'm searching for the right GPU driver for a MSI M670 notebook runnig Ubuntu 14.04.2 and I can't find it. I set the Notebook up for a friend an it worked fine after I installed the close-sourced ...
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0answers
13 views

my ubuntu boot graphice in black screen

des there are two disk in my computer,one install the win8.1,another install the ubuntu gnome, I think there is no problem with Driver typer@typer-K43TK:~$ lspci | grep VGA 00:01.0 VGA compatible ...
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0answers
14 views

NVidia card runs quite hot on dual monitors

I have a Ubuntu 14 partition (with Windows 7) with a GTX 460SE running at ~60C idle with two monitors, one 23" and one 16". On Windows this occurred too, but this was resolved with NVidia's ...
0
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0answers
12 views

Nvidia driver on Vmware guest?

So I just got myself a new computer with an nvidia GTX970M, which comes pre-loaded with windows 8. I installed vmware player 7, and got myself an ubuntu 15.04 image. I tried running a few test ...
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vote
0answers
22 views

How can I switch graphic card acceleration from sna to uxa?

The sna acceleration is default option and I want to go back to uxa because sna doesn't work after suspending on my laptop. And it doesn't work just adding /etc/X11/xorg.conf.d/20-intel.conf which ...
2
votes
3answers
143 views

Ubuntu doesn't detect second monitor

After a fresh ubuntu install I had some problems with the mouse flickering and disappearing. I intalled the AMD drivers from AMD's website but after restart I got a graphics error so had to remove the ...
2
votes
1answer
58 views

System won't boot / black screen after upgrade to 15.04, macbook pro 11,5

I have a new macbbook pro 11,5 with retina display. I had Ubuntu 14.04 installed alongside OSX Yosemite 10.10.3, using rEFInd as the boot manager. All was fine until I upgraded to Ubuntu 15.04 today ...
0
votes
1answer
17 views

Images and text distorting after playing a game, any idea how to fix?

Completely new to Ubuntu, so please feel free to assume I know how to do almost nothing. Basically, after playing a game in Steam (I've tried this with Crypt of the Necrodancer and Faster Than ...
0
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0answers
38 views

Nouveau driver randomly freezing Graphical interface (X Server)

I'm having random freezes on my Ubuntu GNOME 15.04. Suddently I'm not able to click or move anything on the interface. I can however go to another virtual text terminal (Ctrl + Alt + F1) and I can ...
4
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2answers
106 views

Why is Ubuntu not as fast when it was freshly installed?

When I freshly installed Ubuntu on my laptop, it was blazing fast, but now it is very slow.... Games like TF2, MInecraft, DOTA 2, where working fine for like, 1 month, severe lag and lag spikes ...
0
votes
2answers
81 views

How to install nvidia driver without replace x.org.x server

I am installing nvidia version 340. My ubuntu version 14.04 with kernel is 3.19.0-20-generic. My nvidia is GeForce GT 650M. I install that nvidia version because I have schedule to install CUDA 6.5 ...
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0answers
34 views

LibreOffice is really slow refreshing the UI

I am using Ubuntu 14.04LTS and I haven't really had much luck using LibreOffice. I am currently using LibreOffice v4.2.8.2 build ID: 420m0(build:2). I attempted to switch to Open Office and this ...
0
votes
1answer
53 views

Asus N751JK, Ubuntu 14,04, can't detect Nvidia geforce gtx 850m, can't install drivers

I'm trying to get ubuntu to detect my nvidia card, but nothing seems to work. I tried following a number of solutions, uninstalling nouveau, installing propriety drivers, downloading nvidia settings, ...
1
vote
1answer
40 views

Refresh Rate Nvidia

Can someone explain to me how to make my Nvidia settings stick when I change the Nvidia settings to use 120hz? After a reboot the setting is lost and I have to manually go and change it to 120hz every ...