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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101 views

How to check 'NVIDIA GeForce GT 820M' is installed, lspci not showing the model?

How can i confirm whether NVIDIA GeForce GT 820M 2GB is installed on my ubuntu laptop? lspci is showing '08:00.0 3D controller : NVIDIA Corporation Device 1140 (rev ff)' does this mean 'NVIDIA ...
2
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0answers
80 views

Configuring Ubuntu to use 2 graphics card

I have a desktop that as 2 graphics card that connect 5 monitors. They are a Radeon HD 7970 and a Radeon HD 8490. Ubuntu detects both of them however only the monitors connected to the 7970 are ...
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0answers
44 views

can only start with nomodeset

I am running ubuntu 14.04.1 on an intel Atom machine. When I start I have to set nomodeset or it boots to a black screen. But even then I only get a 800x600 resolution and everything graphics related ...
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1answer
102 views

Radeon 9600 on Ubuntu 14.04LTS. Latest drivers

Sorry for my bad English. I am a Pole. I searched on the internet a lot but I have not found. I have Ubuntu 14.04LTS and Radeon 9600. When I installed "Catalalyst 9.3" was the error: Error: ...
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1answer
113 views

Intel HD 2000 video card only 640x480 in Ubuntu 14.04 LTS

First time installing anything but Windows, and have run into the following problem: When I ran the Ubuntu installation, I got the odd unintelligible vertical and horizontal lines instead of the ...
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0answers
28 views

Regarding comparison of 2 image sequences

I have images in 2 different folders, 100 images in each of the 2 folders.The images belong to photographs taken from 2 different simulations.The 100 images are the 100 time steps of the 2 ...
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1answer
64 views

Weird (and annoying) screen flicker on Compaq Presario CQ50

I have a Compaq Presario CQ50 laptop. It is running Windows Vista Home Premium and Ubuntu 14 LTS. I have a NVIDIA GeFORCE 8200M G. I installed 331.79 drivers for it (as recommended in another post) to ...
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0answers
20 views

Screen tearing with multiple monitors

I've got three monitors total, in portrait mode. There's a lot of screen tearing when dragging windows around. How can that be fixed? Additional information: OS: Ubuntu 14.10 graphics card: AMD ...
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0answers
17 views

Redirect GPU hardware output?

I'm wondering if it's possible to redirect GPU power to make it look like it's appearing as an External Device? I have Intel Integrated GPU, and I also have Nvidia Integrated GPU with CUDA support, so ...
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1answer
116 views

Ubuntu stuck after login when I install Nvidia driver

I have 2 graphics card in (Tesla k10, K40) my supermicro SuperServer 7047GR-TPRF. I installed ubuntu server 14.04 also ubuntu 14.04 but in both OS, when I install cuda or Nvidia graphics driver ...
0
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1answer
66 views

optirun playonlinux

If I use optirun to run playonlinux ( or PRIMUS_SYNC=2 primusrun playonlinux ) and then I choose a game that uses wine, does my game also use secondary graphic card ? I ask because I get low FPS as if ...
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4answers
1k views

How to draw a picture with text in the center of that via command-line?

I need to paint an image with text in the center via command-line to further put into the video. A simple yellow text on black background. I tried FFmpeg way: ffmpeg -loop 1 -r 1 -i b.png -b:v 1M ...
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1answer
229 views

How to disable my APU and use the GPU (AMD Radeon) open source driver instead?

I'm using Ubuntu 1410 (Kernel v3.13) #uname -r 3.13.0-27-generic I've been trying to disable the APU (i.e. Intel's graphics software driver) and use the GPU (i.e. Xorg open source driver for ...
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1answer
74 views

How to install Nvidia proprietary drivers?

I get pretty poor performance with Nouveau, so I want to install the proprietary drivers. However, I've had to reinstall Ubuntu TWICE. I tried the "173" driver, black screen. "nvidia-current", black ...
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0answers
14 views

Ubuntu hangs on for 1-2 minutes, after pressing “Lock Screen”

I've got Ubuntu 14.04 LTS. Sorry for my bad English, I am a Pole. When I press "Lock Screen" (top right) system is hangs on for 1-2 minutes. After 2 minutes it work. The mouse works but I can not ...
0
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1answer
170 views

Additional Drivers for AMD Graphic Card have not been installing

I have a trouble with my Ubuntu 14.10. I want to install additional driver for my AMD graphic card but when I choose fglrx-updates in "Software & Updates" -> "Additional Drivers" and press "Apply ...
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0answers
271 views

Screen tearing in video playback - Ubuntu 14.10 - Unity - Intel Ivy Bridge

I am experiencing severe screen tearing while playing full screen video. Ivy Bridge graphics - Ubuntu 14.10 x64 (Unity). Existing answers such as Screen tearing in 11.10 with intel graphics do not ...
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1answer
67 views

Graphic Driver and low fps in game.

Ok, so here is the problem I am having. I am runing Ubuntu 14.04 LTS. Specs: Processor AMD Athlon(tm) II X3 450 Processor × 3 Graphics Card: GTS 450 1g RAM: 4.0 g ddr3 When I go to ...
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0answers
41 views

Flashing screen after installing GPU drivers

I've recently installed GPU drivers for my NVIDIA Geforce GTS 450 (downloaded from NVIDIA website; I installed it in "terminal way") and many things started to work better (like games and getting back ...
0
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0answers
42 views

ATIConfig returning incorrect graphics cards

I just upgraded to 14.04 (from 12.04) which ended up being a bit of a hassle. I now have almost everything working, except that my second graphcis card is being a bit weird. if I run aticonfig ...
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0answers
46 views

14.04 Graphics/Windowing Problem - icons and window text disappear!

I loaded Ubuntu 14.04 to what used to be a Windows Media Center PC computer. The install went without a hitch. However, after completing all the updating to get the system current. I have encountered ...
2
votes
2answers
242 views

Switchable Graphics not working on Acer 4820TG with Ubuntu 14.04

I am using an Acer Aspire TimelineX 4820TG notebook with Ubuntu 14.04. Everything is working well except the graphics and when I update my system. On a new 14.04 64bit installation, the default ...
0
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1answer
33 views

Graphic problems with installing of UbuntuDesktop

I am having the following problem: I installed the Ubuntu ISO file to a USB Disk. My computer can boot from it just fine. When I set the boot mode to "UEFI", i get a weirdly stretched menu that is ...
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0answers
93 views

Since updating to Ubuntu 14.04, Chromium causes black screen

I recently upgraded to Ubuntu 14.04. Since I did that, while surfing in Chromium, some sites cause my computer to go black. It's still on due to the power light, but I can't do anything and have to ...
0
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1answer
118 views

Graphics display messed up since upgrade to 14.10 from 14.04

I upgraded to 14.10 from 14.04 and now my grphics are very messed up. with Xorg nouveau and with the nvidia 340.58 driver I have the same issue with the display being far to big for the screen so that ...
1
vote
1answer
207 views

How to install GeForce drivers for new Maxwell based cards?

I have not seen a complete guide for correctly installing the GeForce drivers for the new Maxwell based cards and I have struggled getting my Maxwell card to work properly, so I have written a short ...
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0answers
22 views

Graphics failures after recent 14.04 updater

and hope someone can help cause I'm over my head on this one. Running 14.04 on dell optiplex 755 The machine has 4 gb of ram and is running an Intel Graphics Media Accelerator 3100 All was fine ...
2
votes
2answers
91 views

Borderlands 2 will only starts in a small window - Ubuntu 14.04 64bit

I was having trouble running Borderlands 2 on a newly imaged Ubuntu 14.04 64bit install. The machine is a Lenovo X1 Carbon. I had trouble with the libopenal1 error, but was able to fix it. I've ran ...
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0answers
24 views

What is are the brands of laptops that support openGL 4.0 and above

I have had bad experience in getting optimus to work well with ubuntu / getting intel drivers to play well with openGL > 3.0 and issues with stutter/lag etc. I am looking for a laptop that has ...
1
vote
1answer
43 views

ATI Graphics Card Drivees Problem?

I recently obtained an old Dell server from my grandpa. Its old. Has 2.8 GHz Intel Xeon, 155gb HD, ATI rv1000 graphics, and 3gb ddr2 ram. I recent just put Ubuntu 14 on it. It runs very slowly. I've ...
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1answer
27 views

windows 7 not installed while instaling windows 7 after installing ubuntu

I have installed ubuntu as a fresh os on my dell xps laptop L1410 when i am trying to intall windows 7 for dual boot an error is coming no drivers found also it needs to NTFS formating of hard drive ...
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0answers
121 views

CPU overheating after fresh install of Ubuntu 14.04 maybe from ATI Radeon HD 3470 video card not being detected well

My CPU is overheating on a fresh install of Ubuntu 14.04 - when idle it is at about 56-60 degrees Celsius. If I open Chrome, that brings it up to 65 degrees and even more if I use unity (80 degrees). ...
0
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0answers
32 views

Ubuntu with lag and no wifi after installation (14.04.1)

Recently I installed Ubuntu 14.04.1 on my laptop with a USB flash drive. The install was super smooth and all, and everything worked fine. When it was done, I restarted the PC and used it and it was ...
0
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0answers
26 views

graphics are not running properly

I recently installed Ubuntu 14 on my pc HP xw6400. but the graphics are very slow. video songs don't play properly. I tried installing different drivers for graphics card but none of them worked out. ...
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0answers
49 views

Overheat Nvidia Graphic Card - 110 ºC

*My nvidia GPU when I am playing games, in very low settings and capped FPS (25 FPS) it reaches an extraordinary 110º degrees Celsius. And of course the computer shuts down. I use the nvidia binary ...
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0answers
4 views

Job of Gallium3D on Linux

Question 0: when a Linux OS is up and running with a hardware graphics accelerator supprt (VGA Card Support), what is the job of software like Gallium3D required to do? Does it pre process the ...
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0answers
144 views

Ubuntu 14.10 issues with Radeon R9 270X graphics card

I have Ubuntu 14.10 running on my Intel Core i5 system. The GFX card is a Radeon R9 270X. I have issues with installing the latest drivers for my graphics card. I have tried: the proprietary ...
0
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1answer
102 views

Ubuntu 12.04 and Nvidia Geoforce 840M Gfx card

I have a laptop with Geforce 840M Gfx chip set, and Intel 4th Gen Core Processor Integrated Graphics Controller, and a clean install of Ubuntu 12.04, with all the recent updates. glxinfo reported ...
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0answers
52 views

GLX not found ubuntu 12.04

When I try running vmd I get the following: $ vmd rlwrap: No match. Then when I try running paraview I get the following: $ paraview ERROR: In ...
0
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0answers
19 views

ubuntu instalation - black screen

Happens in ubuntu 12.04.5 and ubuntu/lubuntu 14.04 it happens with "try ubuntu", "install" and "check for errors" cpu is amd sempron. I remeber having this with before and using netinstall but I ...
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0answers
21 views

Low Color Depth on only one screen

I have recently updated to 14.10 using the update manager, but now I have one problem: On my internal laptop screen, it looks like the color depth is something lower than 24bit. When using an ...
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0answers
193 views

Nvidia Gtx 755M - Cannot access secondary GPU Permission denied [13]

I installed bumblebee and the Nvidia 331 drivers. I ran glmark2 and expected it to launch but I got this error. How do I run a program on the Gtx 755m graphics card? $optirun -vv glmark2 [ ...
0
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0answers
192 views

Graphic problem after installing Lubuntu 14.10

After a fresh install of Lubuntu 14.10 with both the direkt install and though the live install i cant seem to change my resolution at all and wonder if theres any problems or bugs introduced for this ...
1
vote
1answer
235 views

The system is running in low-graphics mode in Ubuntu 14.04 and /etc/lightdm/lightdm.conf missing

I always see the low-graphics mode error and have tried several solutions (links below) but in vain. [intel graphics, Ubuntu 14.04 running on a dual boot with windows7] How to fix "The system is ...
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0answers
24 views

Black screen after insert graphic card

I've just got the new Nvidia GeForce GTX 970 and after I replaced the computer case, the power supply and the graphic card itself the computer stopped working, what I got when I power up the computer ...
0
votes
1answer
3k views

Ubuntu 14.10 High DPI Intel HD Graphics Not Supported

On my Lenovo t540p running Ubuntu 14.10, the animations associated with expo, window spread, minimize, and workspace switch are choppy when the resolution is set above 1920x1080. One can see a stutter ...
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0answers
122 views

Fatal Server Error; AddScreen/ScreenInit failed for driver 0

I'm no Linux n00b, but I don't even know where to begin fixing this. I switched to vanilla Ubuntu this morning, loaded up a few of my essential programs (gvim, zim, xmonad, chromium, source * pro ...
0
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0answers
112 views

Nvidia/Intel graphics card driver questions

My laptop has an onboard Intel HD 4000 graphics card and a Nvidia GeForce GT 650M card. When I first installed Ubuntu, it was using the Nouveau open-source drivers by default. Everything seemed to be ...
0
votes
1answer
43 views

Do I need to upgrade only the RAM for making Ubuntu's virtual machine quick and smooth as OS X at the same time?

I own a Mac mini Mid 2011. My Mac mini's details: 8GB RAM DDR3 1333 Intel Core i5 2,3 GHz Intel HD Graphics 3000 512 MB I have Ubuntu 14.10 and OS X 10.10 partitions with modified rEFInd, but it's ...
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0answers
189 views

Ubuntu 14.10 - ATI Radeon HD 3650 & Steam issues

I have just installed Steam on Ubuntu 14.10 (Utopic Unicorn) and it seems to be giving me the following error: OpenGL GLX context is not using direct rendering, which may cause performance problems. ...