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

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27 views

12.04 GPU Freeze/Lockup Errors Every Try At Booting

I'm running: GA-P67A-UD7-B3 mb i7 processor GTX 580 video card Where am I going wrong? I burned and verified a DVD under OS X but every time I boot to the DVD it fails...always a GPU lockup. ...
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1answer
87 views

Screen brightness stuck on max setting, FN+down only brings it down one level

I'm trying to get some control over the brightness of my Samsung QX411 (Integrated Intel graphics) on Ubuntu 3.04 (though I have the exact same issue on 12.04 and on Mint) Using FN+up/down lowers the ...
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1answer
14 views

How to get rif of GPU hangups?

My Ubuntu os shows always GPU hangup i dont know to slove this??? Can anybody help me?? I am using Ubuntu 12.10 OS. My computer configuration is I5 and 4GB RAM.
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1answer
676 views

How to disable Ubuntu 13.04 Unity fancy visual effects?

Unity works very fast but pretty unstable on my PC (with Intel GMA X4500HD video card). For example the Ubuntu purple-black splash screen is stuck as the desktop background (changing it in the ...
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0answers
23 views

GPU lockup, Ch. 1 failed to idle

HP Pavilion zv5000: I am able to boot up to Ubuntu 12.04 LTS 64-bit using Live CD, but I get a "GPU lockup" message when I boot from my Ubuntu 12.04 installation on my hard drive. Ubuntu installed ...
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2answers
869 views

Sound doesnt work, after installing GPU Ubuntu 13.04

I had a Radeon 4670 that I replaced, with an Nvidea GeForce gtx460. Now My sound doesn't work. I figure it was a driver issue, so I installed the manufacturers recommended driver, but it still ...
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0answers
36 views

Overheating: how can i monitor it?

i've got a pc desktop with AMD Athlon 5000+ and ATI Sapphire 3850. I think both of them have got overheating issue, because im always with a virtual machine (virtualbox) on. In fact, i don't think ...
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0answers
25 views

Cuda Texture memory

I am doing some implementation on the GPU, Tesla C2050. I have a struct representing a 3D point looking like this: typedef struct point { float x; float y; float z; } ...
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1answer
56 views

Gnome 3.4 partially or totally freeze [duplicate]

I'm using an Ubuntu 12.04 LTS. Since, I discovered that there are other desktops on Ubuntu, rather than Unity, I installed Gnome 3.4. But it freezes time by time, when I run many applications or ...
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0answers
43 views

Ubuntu KVM support GPU sharing or pass-thru

Can Ubuntu (12.04.1 LTS server) KVM support GPU pass-thru/sharing like VMware and XenServer? The guest OS can use the physical GPU 1 by 1 or 1 by many.
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145 views

Black screen on boot, timeout killing modprobe and GPU lockup

I installed Ubuntu 12.04 alongside Windows 7 and sometimes, after selecting Ubuntu from GRUB menu, a black screen with a blinking pointer appears for a while. Then the screen goes black and nothing ...
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0answers
44 views

GPU under constant 25-30% load

Currently on a fresh install of 12.10 with Unity and the newest AMD 13.3 beta 3 catalyst driver. But even when on the desktop with no programs open it seems to be idling at 25-30% GPU usage and ...
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0answers
19 views

Installing Drivers from ATI Website? [duplicate]

When I click About This Computer -> Graphics, it shows none. Also the fan of my Laptop is always on even though CPU usage is below 5%, hence it is wasting tremendous amount of electricity because the ...
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0answers
23 views

Is it possible to install fglrx GPU drivers without installing X?

I want to develop simulations in OpenCL and run them on a headless machine. Can I install a graphics card and drivers without installing X?
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0answers
23 views

Screen freezes on HP pavilion, ATI Radeon

Two months ago I opened up my Notebook and cleaned it. I followed istructions and I remember putting everything back in place. Immediately after I started experiencing some problems. At the begining ...
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0answers
183 views

Controlling GTX Titan on Ubuntu 12.04

I have installed Ubuntu 12.04 and the latest Nvidia 313.30 driver from their official site on my new System: MSI BigBang XPower II I7 3930K 64 GB 1833Mhz DDR3 eVGA GTX Titan superclocked I've run ...
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0answers
30 views

I don't have sound

I have checked to see if my onboard analog audio is what is being recognized by ubuntu and it isn't. I recently installed a new nvidia graphics card and the audio is being recognized as that instead ...
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0answers
750 views

/usr/share/apport/apport-gpu-error-intel.py - Another case of this issue on 12.04 update

I am aware that this has already been reported in various places, I've searched using the forum and the 'similar questions' but I've not seen any solutions as of yet. Hopefully this question will aid ...
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1answer
92 views

GPU lockup on nvidia GeForce 8200m G

I have recently installed 12.04 LTS on an old Toshiba Satellite A215 which works just fine. I am attempting to load Ubuntu on an MSI CR600 with a GeForce 8200m G video controller (I am trying to dump ...
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0answers
100 views

Gpu problem on Dell N5110

I installed Ubuntu 12.10 64 bit in my Dell N5110 and i had a major problem my screen flashes all the time especially when i open mozilla and other applications ,i get a message "Gpu Hang",what can i ...
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0answers
55 views

How can I find the memory usage on my GPU?

Previously I was checking it with nvidia-settings -q all | grep Memory I'm processing some scientific data on my GPU with numpy and theano. I was doing this with the gnome desktop running, and ...
6
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2answers
2k views

“System program problem detected” with apport-gpu-error-intel.py

My Ubuntu 12.10 was working fine, until a week ago when a software update was installed. Now, every two minutes, the computer hangs for a couple of seconds, and then an error message pops up saying ...
2
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1answer
675 views

On 12.10 with i915 Detected a hung GPU, disabling acceleration

My system has been stable for about 3 months then without warning I started to get a freeze of the display and then a problem report saying GPU hung. I have update the graphics driver as per How to ...
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0answers
62 views

limitations when computing on CUDA GPU, Ubuntu shut down

I have created project in C++ for CUDA GPU. it runs OK, I tried for 1 000 000 paths for 512 european options, then I increased the number so loop took longer and longer (but still few seconds), but ...
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2answers
403 views

Ubuntu 12.04 + Intel GPU: random freezes

I have a ThinkPad T420 with Intel Graphics, and an external monitor through DisplayPort. I was running 12.10 with no problems, but 2 days ago, after an update, my system started to crash with no ...
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0answers
146 views

How can I make my onboard HDMI to work with my GPU?

I want to use my TV as a second monitor through HDMI in the motherboard, while use my main monitor through my graphics card since my motherboard is the only one who allows it. Ubuntu won't detect my ...
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0answers
18 views

Ubuntu 12.04 not recognizing the graphic card [duplicate]

I just installed an Ubuntu 12.04 64bit on my laptop which has this graphic card: Nvidia Geforce 610M 2GB but the output of lspci | grep VGA is this: 00:02.0 VGA compatible controller: Intel ...
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1answer
65 views

What does it mean that my GPU is running 0 ops per second

I am currently running an Ubuntu 12.04 laptop built by System76. I fired up powertop, which I do frequently because my battery life on this machine is attrocious, and I noticed a line at the top ...
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0answers
29 views

GPU Driver Problem [duplicate]

I installed wubi 12.04 LTS. After restart, ubuntu says its starting for the firts time and gives an error: "stopping system v runlevel compatibility[OK]". Then monitor starts to go black and come back ...
1
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1answer
359 views

ubuntu 12.10 high temperature

i have an hp g6 with ubuntu 12.10 (64), when i watch a flash in full screen or play even a small ubuntu game like chess, the temperature goes to 80-90 degrees, normal browsing temperatures 64-70, i ...
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2answers
132 views

Ubuntu 12.04 Installation problem

I have a GTX580 and I installed Ubuntu 12.04 using the nomodeset option. Now when I start the PC, in the login screen I can't move my mouse and then a black screen appears and the following message ...
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0answers
58 views

Temperature soars when glxspheres is off-screen

My laptop Samsung RF511 is overheating. I noticed this problem while playing minecraft: my computer would suddenly shut down. I checked /var/log/kern.log and sure enough the system reported ...
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0answers
117 views

Ubuntu doesn't recognice (AMD) graphics card

I am working now on a 8-years old pc. At first the system specs: Motherboard: Tyan Thunder K8WE S2895 CPU: 2x AMD Opteron 250 (Yes, indeed, two CPU's on one motherboard) RAM: 4x Samsung 512 MB HDD: ...
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0answers
90 views

HD6950 driver problem , can't choose can't find can't get an answer please help!

I'm a newbie at ubuntu and i'm trying to learn how to use it but my graphics card is well known to have problems in linux. I've tried several drivers and the results were incredibly bad. I used open ...
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0answers
346 views

How to fix “gpu lockup” error, Ubuntu froze after install [closed]

I installed Ubuntu dual-booting alongside Windows XP. After completing the install and rebooting, the machine froze, with this error message: GPU lockup- switching to software fbcon Failed to idle ...
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0answers
92 views

High Cache and slow Fallout 3 (wine) on Ubuntu 64bit 12.10

My Setup: Sony Vaio VGN-FW11E with Radeon HD 3470 (tech spec) 3 GB RAM Ubuntu 12.10 64bit The Problem: After a few minutes of gameplay the game is going down in speed to very slow. After quitting ...
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0answers
54 views

Dual SLI GPU: Desktop on one card, kiosk on other?

I have a dual GPU system with (obviously) quad output. What I want to have is one card manage my desktop, and the other to run a thin kiosk / presentation through. How do I go about activating the ...
0
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1answer
324 views

GPU fan spins like crazy in 12.10 on HD 6870

I installed Ubuntu 12.10 yesterday on my computer and everything is working fine apart from my GPU fan. For some reason, it spins to what sounds like 100% and just stays there no matter what I do. I ...
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0answers
225 views

Trying to install Ubuntu getting gpu lockup error

I have an Intel 2600k at stock speed with a 580 gtx gfx card and 8gb of ram. Trying to install Ubuntu (latest) from my USB and I get an error saying GPU lockup. I've tried doing it from a CD as well ...
0
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1answer
22 views

How do I prevent Ubuntu from upgrading?

I've been struggling with this bug the whole day. I've managed to install following the first workaround proposed, but after I install the nvidia-current drivers I end up in a small 640x480 screen and ...
0
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1answer
226 views

Temperature and other statistics from Radeon Open Source Drivers?

How can I see GPU % usage, temperature, fan speed, etc, with Radeon Open Source Drivers?
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1answer
32 views

How can I fade the screen to black?

I've got an Ubuntu setup with OpenBox, and I'm just using it to play various media using vlc and feh. When switching media I have been "fading out" by using xrandr --brightness to decrement the ...
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1answer
480 views

How do I determine whether bumblebee is working as expected?

I followed the instructions at https://wiki.ubuntu.com/Bumblebee sudo add-apt-repository ppa:bumblebee/stable sudo add-apt-repository ppa:ubuntu-x-swat/x-updates sudo apt-get update Instead of ...
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0answers
140 views

Is the Atom Z2460 supported?

Couldn't find anything in the component database, I'm mostly worried about the PowerVR GPU it has. There are many Windows tablets using it and I was wondering if I could use 12.04 on it
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1answer
149 views

How do I undo and install the proprietary GPU driver?

At https://wiki.ubuntu.com/Bumblebee I did steps 1 to 3. However, instead of doing step 4, I did: sudo apt-get install --no-install-recommends bumblebee linux-headers-generic? If one day, I wanted ...
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1answer
99 views

Is this the right way to enable power saving with Bumblebee?

I am dual booting. Win7 for the occasional game, and Ubuntu 12.10 for everything else. I've got a Nvidia 680m 4GB GPU. At https://wiki.ubuntu.com/Bumblebee If I only want to install bumblebee for ...
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0answers
82 views

Compatibility and performance of nvidia 620 and 630? [closed]

Is the 620 enough to run a game like TF2 at 1080 all maxed out? I know its not a demanding game but thats a lowend GPU so you never know. And what about compatibility? any issues? something I should ...
2
votes
1answer
95 views

How do I prevent my HDMI-audio-only connected GPU from powering off itself?

I have a PC running Ubuntu and XBMC with the following specifications: CPU - AMD A6-3500 APU - Radeon(tm) HD Graphics integrated discrete graphics card: AMD HD6400 I got the HD6400 just to have ...
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0answers
141 views

AMD FGLRX driver graphic switch problem

I have laptop with Ubuntu 12.04 64 bit. My laptop have mobile graphics AMD Radeon HD 6370M onboard (AMD + Intel GPU), problem is with switching current GPU, i can switch from AMD to Intel, but after ...
2
votes
1answer
254 views

Does linux support Intel DVMT?

Does Linux (Ubuntu in particular) support Intel DVMT? I've Intel i5-2500K, 8GB RAM with NO graphics card. It has inbuilt 32MB dedicated graphics memory. In my Windows OS, graphics memory is ...

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