Questions related to the the Graphics Processing Unit itself. Questions about graphics cards can be found at [tag:graphics].

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Is there any library file for video conversion in ubuntu using GPU?

Everyone I want to know is there any built in library file for video conversion using GPU not CPU in Ubuntu 14.04 LTS? And is it possible to convert videos using the CUDA language?
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11 views

GPU, Dota 2 or RAM problem?

I knew that i used bleachbit to free my memory.I ticked it accidentally and did it.After i did that, the computer seems to slow down.A few days later i felt that it became slower, so i did a new fresh ...
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26 views

Ubuntu 14.04 lts resolution and unity crash after nvidia gpu drivers

i had a hard time upgrading to the new 14.04 lts, at first it was the resolution which wasnt native(problem still persists) and then the gpu drivers..... somehow i did manage to install gpu drivers ...
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88 views

I have two laptops of the same model with same gpu. WebGL works in chromium in one but not the other

I have two very similar laptops of the same model number. One of them use webgl in chromium while the other cannot, and I cannot figure out why. Some back story: My old laptop developed unrelated ...
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0answers
36 views

problems installing gpu driver

after running the installation of the driver i get an error that i need to install some prerequisites found in the fglrx-install.log file and there i found this NOTE: If your system has logged the ...
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0answers
11 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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6 views

force crash nVidia GTX Titan without sudo

Any idea how to make a CUDA-enabled nVidia GTX Titan crash on Ubuntu 14.04, without root access? There must some CUDA code that can do that. Like a sort of for bomb perhaps?
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84 views

Can AMD A-Series APU support OpenCL?

Have spent a lot of time on this one one but can't find an answer here. Ubuntu 14.10 clean install. AMD A10-7700K APU with Radeon(TM) R7 Graphics x4. 1) Started with the xserver open-source wrapper ...
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60 views

14.04/13.10 Complete Freeze and needs hard restart

so I had Xubuntu before and things were good, I decided to install ubuntu 14.04 now. After the installation is done, im just at the desktop opening random things after a minute less or more everything ...
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14 views

Can I tap my notebook to a powerful stationary computer's CPU / GPU / RAM resources example via LAN?

THE GENESIS Currently I have a little experience with NoMachine, a great tool for cross-OS remote desktop, however this program has problems with H264 support while the codecs are actually working on ...
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1answer
63 views

How to configure Multiple Mult-Headed GPU Cards?

I have a late 2011 Alienware Aurora R4 with two video cards: GeForce GTX 590 Driving three 27" HP2711 monitors GeForce GT 520 Driving one 32" Sharp AQUOS About a year ago I attempted to install ...
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67 views

Enable graphics in headless server using VNC

How do I enable graphics acceleration support in Ubuntu Server 14.04? I am using VNC with simple Xfce window manager, and would like to run OpenGL enabled applications inside of it. The server has ...
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2answers
132 views

What is the best way of monitoring GPU temperature in Xubuntu 14.04 when using the OpenSource driver?

I had a severe problem with GPU temperature in 12.04 and even later, and even if that seems gone in 14.04, I want to keep an eye on my GPU. Is there a program that would display that, in the ...
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0answers
382 views

Laptop screen goes black, but laptop still running

I have an old Asus laptop with Ubuntu 14.04 LTS. Sometimes the laptop's screen goes black, but the laptop keeps running. It happens when loading a youtube video or websites like GDrive, but not all ...
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37 views

Detected a hung GPU, disabling acceleration

on lubutnu 14.04 im getting a gpu hang on lubuntu and when i checked the system log it said [ 2303.921] (EE) intel(0): Detected a hung GPU, disabling acceleration. [ 2303.922] (EE) intel(0): When ...
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0answers
65 views

Disable NVidia GPU Ubuntu 14.04

I'have searched around for a solution on how to disable my Nvidia GPU 01:00.0 VGA compatible controller: NVIDIA Corporation GK107M [GeForce GT 640M LE] (rev ff) (Using lspci command) I have ...
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0answers
40 views

Installing Ubuntu on Laptop with defect GPU

I am not so experienced with Ubuntu so I have quite some problem to do the following: I would like to install the newest version of Ubuntu on my laptop. I made a bootable Ubuntu USB thumbdrive from ...
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3answers
357 views

How to find out which NVIDIA GPU I have

I'm trying to use the information in this page to optimize my GPU performance. For that, I need to know which NVIDIA GPU I have. I tried the command sudo lshw -C display and I'm getting the ...
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0answers
105 views

I can't use proprietary drivers for AMD 8970M (14.04)

I have checked in the additional drivers section but it says I am using manual drivers. I try clicking on trying to use the proprietary drivers but cant select that option. I have tried: sudo apt-get ...
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1answer
600 views

How to enable Discrete Graphics Card on Ubuntu 14.04

I can't activate my gpu when running Ubuntu 14.04. I've tried to follow the steps here but without any luck. ...
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2answers
62 views

migrating from windows to ubuntu

my primary concerns are, 1. Dota 2 (steam game) - Will i need to reinstall "steam client and game" once i change os from win 7 to ubuntu 14.1 ?(Ubuntu supports Steam client) ...
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0answers
51 views

CUDA installation concern

I have installed CUDA on Ubuntu 14.04, and midway through, it had suggested in one or more of the console messages, that I can expect some surprise concerning my GPU / monitor / display driver ...
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0answers
55 views

beautiful screenblinking with i915

I'm using Ubuntu 14.04 LTS 64bit on a Laptop. The problem is that screen keeps blinking like rainbow. This is what happened on my laptop http://www.youtube.com/watch?v=mOY4RDhi8sY My workaround was ...
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1answer
137 views

Ubuntu 14.04 SLI flicker

I keep getting a lot of flickering and artifacts the moment I enable sli. Tried updating the nvidia drivers but the problem remains. Is there a possible fix or work around? I'm running gtx 760s.
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23 views

Installed 4th Graphics Card; Now System is Running in Low-Graphics Mode

I had 2 Titan Blacks and 1 Titan. The system worked fine; after initial problems with Nvidia-driver related black screen which I was able to fix. Today I added a fourth Titan Black (3 ASUS Titan Black ...
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0answers
204 views

Ubuntu 14.04 Switchable Graphics ATI Lenovo G510

Sorry if my question sound stupid, but I'm not very clever with linux yet I'm facing well known problem around here namely switchableGraphics. In --here-- you can find information that in linux ...
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66 views

GPU overheating while not in use

Hi Maybe some general explanation about GPU's will answer my question. My question: After some struggle I managed to install the open source drivers for nvidia My specs: 00:02.0 VGA compatible ...
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1answer
488 views

Much lower temps on Ubuntu [closed]

I've noticed that CPU temps and GPU on my laptop are much lower on Ubuntu than Windows 7. On Windows temperature is like 50 celsius to 58 and on Ubuntu 40 to 50 max. Cooling is also much cooler on ...
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0answers
103 views

Ubuntu 14.04 Not recognizing GPU, EXTREMELY slow performance

I recently installed Ubuntu 14,04 on my Compaq Presario CQ62 laptop. Specs: 4GB 1600 MhZ DDR3 RAM Ati Mobility Radeon HD 4250 GPU AMD V120 CPU, 1 Core, 2200 MhZ I have installed Ubuntu using the ...
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1answer
75 views

Ubuntu 14.04 will not Boot with AMD RadeonHD 7990 Card

I have been using Ubuntu for a while but not very good in terminal commands or solving issues. I have a problem with booting up when I attach my GPU, where grub freezes to a black screen. If detach ...
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1answer
205 views

Reverting to open-source Radeon driver shows low resolution graphics

I have tried to install the fglrx proprietary drivers for my Radeon 9000 (RV250) graphics card. This didn't work so I tried to revert to the open-source version based on this page (purge fglrx) to ...
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0answers
139 views

High GPU load on Intel Haswell using Ubuntu 14.04

On my Sony Vaio with Intel Haswell GPU the system gets hot with no cpu load. My fan is speeding up all the time. Graphic controller: Intel Corporation Haswell-ULT Integrated Graphics Controller ...
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118 views

Hardware acceleration in video playback

I have ubuntu system with amd apu a6 llano. when I play hd videos on ubuntu using vlc or some other media player it takes so much cpu usage but when I play same video on windows 7 it takes just 5% cpu ...
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1answer
42 views

Manage GPU settings like turn-off v-sync, antialiasing ant etc?

From the Nvidia X Server settings i have this: https://copy.com/rB7ho3D0leoa Not the GPU settings I am looking for.
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1answer
134 views

Intel GPU Monitor and Overclocking

I have an Intel Haswell i7 with HD 4800 graphics. I'm wondering what tools are available for me to monitor and tweak my GPU. I'm looking for something like Nvidia Settings if there is anything like ...
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0answers
90 views

Switching on and off integrated GPU

I have a elitebook 8570w and use it to for both graphically heavy applications as well as normal stuff. I would like to be able to switch between the dedicated and the intergrated GPU. I know about ...
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0answers
36 views

AMD Radeon problem

I have an AMD Radeon HD 7870 graphics card with the mesa/fglrx drivers. Everything works except for the HDMI connection, it flickers with the colors on the screen. VGA/DVI works fine. I have Catalyst ...
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1answer
81 views

Checking Nvidia (610) GPU temp

I have had a terrible time with my new computer, constant crashes in really any flavor of ubuntu or mint. I am now on Mint 13, which is better, but just had 2 crashes in 12 hours, one while the ...
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0answers
118 views

14.04 — AMD (HD 6870) — GPU fan 100% during install

I am attempting to install Ubuntu on my primary desktop (a former gaming PC) which is equipped with a SapphireTech HD6870 (AMD). As soon as I boot into the installation process or when I simply boot ...
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0answers
175 views

How to fix: running Skype (or other apps) effects Chrome GPU process crash?

I've read over the net that this is a common issue, however not necessarily connected to Skype or AMD. The issue being Chrome GPU process crash = slower net browsing. chrome://gpu Log Messages ...
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1answer
119 views

Ubuntu 14.04 - sensors with bumblebee

I installed ubuntu last week and since I have two graphic cards in my notebook (nvidia geforce 5400 and intel integrated) I installed bumblebee to switch between them. The only problem is that since I ...
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0answers
180 views

Ubuntu 14.04 LTS is running super slow on compaq presario SR1232OM

I have a compaq presario sr1232om with a 2.2Ghz AMD Athlon xp 3200 processor 1.5GB RAM it has on-board graphics and ubuntu 14.04 LTS. it used to have Windows xp on it. anyway, my problem is that when ...
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1answer
116 views

Do I need separate graphics card to run Ubuntu Server 14.04?

Currently my company has a server running Ubuntu Server 14.04 64 bit with 4 GB of memory and Intel Core i3-2100 processor. And we want to build new a server that will use Intel Xeon E3-1230V3 ...
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0answers
49 views

How do I mask hardware detection on steam ran w/ Wine? Ubuntu 14.04 Trusty

How do I mask hardware detection on steam ran w/ Wine? I'm running Steam through Wine and trying to run CSGO but I get an error for no CSM support because I use an ATI graphics card 7800 series. ...
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1answer
55 views

Graphics card issues?

I have an Intel GPU and I think that the catalyst GPU is AMD. However, I would like to install the latest drivers for this, but am having trouble as I cannot find out which driver I have to install. I ...
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1answer
66 views

Why is radeontop showing 0,00% in all fields?

I'm trying to get realtime statistics about my graphics card utilization, and the program radeontop is supposed to enable that. However, as you can see in the screenshot below, it reports all the ...
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0answers
24 views

Repeated init message in /var/log/messages: “Handling drivers-device-added / -removed” event

My GPU card has started causing troubles so I looked into /var/log/messages and found this pair of lines repeating over 3000 times within a few hours: Jun 11 21:43:40 myhost kernel: [16942.564565] ...
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1answer
3k views

Ubuntu 14.04 doesn't detect my discrete GPU

I recently purchased a laptop with an Nvidia GeForce 860m, and have installed Ubuntu 14.04. On my old laptop I had 12.04, which automatically filled Additional Drivers with Nvidia drivers. But on ...
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6 views

Mouse hits activitys corder w/ [Nvidia GPU] running X:0.0 and X:0.1

How to fix? Gnome is my favorite, I dont want to change it. But trying to hit the back button is hell. It keeps jumping to the other screen and procing minimize/activities. I need the seperate X. I ...
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0answers
44 views

dual GPUs? Both ATI and NVidia

I'd like to install both an NVidia GPU and an ATI GPU. Since I'm using OpenCL, I need the proprietary drivers for each. I've had troubles updrading to proprietary drivers and doing it successfully ...