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

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3
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0answers
1k 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 ...
3
votes
0answers
109 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 ...
3
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0answers
256 views

Can I use Ubuntu VDI to run GPU intensive Windows video games?

I have a bunch of kids (5), and a bunch of laptops (total of 7 including mom & dads). My video games (Civ V, Xcom) run pretty slow on our laptops (AMD A quad core, 8GB RAM, 512 MB onboard ATI 512 ...
2
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0answers
244 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 ...
2
votes
0answers
83 views

Title bar graphic mangled on nvidia hybrid graphic system

I'm using ubuntu 13.10 and I'm currently having problems with the title bar on every window I open it looks really bad, here's a pic. Thanks in advance . The ubuntu version is 13.10 64-bit, the ...
2
votes
0answers
319 views

Use Intel HD graphics for X server and left nvidia for GPU computation

I have a computer running an intel CPU (with hd graphics) and a nvidia geforce display card. Since I just need the GPU for CUDA/OpenCL computation, I want to config the computer to use intel hd ...
2
votes
0answers
157 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 ...
2
votes
0answers
309 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 ...
2
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0answers
993 views

AMD Driver not working on Ubuntu 12.04

I've just updated Ubuntu to latest version using Update Manager. It upgraded my kernel to 3.2.0-30. As always after installing new kernel I've reinstalled GPU drivers but with no success. AMD Driver ...
1
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0answers
47 views

Ubuntu 14.04 & AMD 14.6 Driver issue R7 260X

Okay I have searched and for some reason I am just having problems installing the Beta driver 14.6 on Ubuntu 14.04. This is my second installation today as I messed up my last one following other ...
1
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0answers
17 views

Cannot boot into GUI

Cannot boot into GUI at all. Was working for awhile but I think something happened awhile back, when I plugged my TV into the HDMI port on my laptop. After trying a ton of solutions like ...
1
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0answers
37 views

Chrubuntu 12.04 Desktop Won't Load

I'm on a Lenovo X131e Chromebook. Upon start up I am able to move the mouse pointer around a black screen with a blinking text cursor in the top corner. If I switch to a terminal and then try to ...
1
vote
0answers
10 views

Screen Garbled When Trying To Install

I'm new to Ubuntu. I'm trying to install on an HP TouchSmart 320 PC with an integrated AMD Radeon HD 6410 gpu. First I get a purple screen with Ubuntu in the middle but then it goes ...
1
vote
0answers
84 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 ...
1
vote
0answers
157 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 ...
1
vote
0answers
246 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 ...
1
vote
0answers
154 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 ...
1
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0answers
50 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 ...
1
vote
0answers
87 views

Is Intel Celeron 1019y supports Ubuntu 12.04.3 (3d accelerating)?

Does Ubuntu 12.04.3 LTS supports Intel Celeron 1019y? On intel's sitee defines Intel HD Graphics, on partners's sites specifieds Intel GMA HD. I have a bad user experience with Intel GMA HD and ...
1
vote
0answers
187 views

Is the Radeon HD 7790 supported in Ubuntu?

I have an MSI Radeon HD 7790 graphics card and I cannot figure out whether it's supported in Ubuntu or not, and to what extent (2D, 3D accel., VDPAU, etc). I tried asking on a few forums but got ...
1
vote
0answers
120 views

Cannot install on computer with multiple GPUs?

Background. I got a problem installing (K)ubuntu yesterday. It started well with the Kubuntu 13.04 installer recognizing my 3 screens out of the box for the splash screen: pic1. However, after that, ...
1
vote
0answers
127 views

How do I install the proprietary drivers for 650 ti BOOST

I just installed ubuntu on my newly built computer and wanted to use the proprietary drivers for my 650 ti BOOST. When I open the addtional drivers program it searches for available drivers but ...
1
vote
0answers
155 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 ...
1
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0answers
882 views

ATI Hybrid Graphics Over Heat. Intel GPU not working!

I just followed this guide (http://ubuntuforums.org/showthread.php?t=1930450) and installed the proprietary ATI drivers on my laptop which have ATI Hybrid Graphics (ATI Radeon HD 6770 M GPU). It ...
1
vote
0answers
886 views

Lowering GPU temperature on Radeon 6850 with open source driver

I read and tried this and it doesn't work for me! when I type echo "mid" > /sys/class/drm/card0/device/power_profile I see what this value really changed (needs the chmod was applied before, ...
0
votes
0answers
44 views

Latest version of NVIDIA driver that supports bumblebee/prime

NVIDIA driver with version higher that 331 gives a black screen on boot. Apparently, messing up xrandr/xorg configs. I did not find some clear solution on this and the only working driver version for ...
0
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0answers
14 views

can ubuntu have drivers for 2 different gpus

can ubuntu have drivers for 2 different gpus I have a geforce gt730 and I want to Get a geforce gtx560 and I need to know if I can have both drivers
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0answers
4 views

Athlon 5150 drivers

what is the best driver for the Athlon 5150 for general use? and does one exceed in areas where the other falls short?
0
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0answers
21 views

how do i overclock a nvidia gpu without using coolbits or bios

how do i overclock a nvidia gpu without using coolbits or bios my bios does not support gpu overclocking and there is no option in the xorg configuration how would i overclock my gpu my specks are ...
0
votes
0answers
64 views

Steam gives error on startup, serveral games don't run

on ubuntu 14.04 when starting steam I get the following error: OpenGL GLX context is not using direct rendering, which may cause performance problems. For more information visit ...
0
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0answers
29 views

How to check my GPU in NVIDIA site?

At http://www.geforce.com/drivers there is a button called Auto detect GPU. It should automatically show drivers for my GPU. It requires java but java doesn't seem to work in chromium. I installed it ...
0
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0answers
44 views

Intel GPU error on 2008 macbooks

After writing this all out I realize that its long as hell, so I've gone through and split everything into sections. BACKGROUND: A few years into owning my macbook I decided Mac OS was beginning not ...
0
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0answers
29 views

Video acceleration in Ubuntu Touch media player

I'm running Ubuntu Touch on a Nexus 7 2013 tablet, which has an Adreno 320 GPU. In Android for that platform, the media player uses the OpenMAX API to get hardware acceleration for videos. I notice ...
0
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0answers
45 views

Required proper installation/configuration for a dual-GPU setup

The machine configuration is as follows: CPU: Intel Pentium G2020 (with built-in basic Intel GPU) Motherboard: Gigabyte B75M-D3H (has 2 PCIe slots that can be used to install GPUs) RAM: Corsair ...
0
votes
0answers
20 views

Ubuntu 12.04 LTS Desktop Doesn't Display Correctly

This is a fresh install. Upon start up I am able to move the mouse pointer around a black screen with a blinking text cursor in the top corner. If I switch to a terminal and then try to switch back to ...
0
votes
0answers
108 views

How to fix:Chome GPU Process crashing after upgrading 14.04 t0 14.10 and hardware acceleration not supported in Chrome

chrome://gpu content Log Messages GpuProcessHostUIShim: The GPU process crashed! GpuProcessHostUIShim: The GPU process crashed! GpuProcessHostUIShim: The GPU process crashed!
0
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0answers
68 views

How to increase Graphics peformance in Ubuntu 14.04 running as a guest in VIirtual Box?

I'm relatively new to Linux, I have played around with Ubuntu for 6 months but not a Linux Expert so please try helping in newbie terms I have Ubuntu 14.04 Running as a Guest in a Windows8.1 Host ...
0
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0answers
32 views

AMD Catalyst not showing anymore

After some coming and going from open source to proprietary graphics, I'm not able to launch catalyst control center anymore. At the additional drivers I can see that the proprietary drivers are ...
0
votes
0answers
45 views

Recent 14.04 updates break GPU folding

Just installed the latest updates (on 2014-12-11) for Ubuntu 14.04. My "Folding at Home" client no longer uses my GPU, a GForce GTX 680; the FAHControl GUI just shows "Paused: waiting for idle", ...
0
votes
0answers
76 views

Ubuntu Hybrid Graphics automatic switch

My notebook have an integrated gpu (intel HD) and a discrete gpu (AMD Radeon 8850M). Looking into the ubuntu documantaion here https://help.ubuntu.com/community/HybridGraphics I tried using ...
0
votes
0answers
5 views

Third screen on different gpu

I have a HD7850 GPU in my rig, with 2 screens attached, now i want to add my older HD7770 and a third screen. the third screen will run off the HD7770. I know this works on windows, but is this also ...
0
votes
0answers
30 views

SGminer not recongnizing multiple GPU's

I'm not being able to mine with my 4 GPU's; I'm only being able to mine with my GPU that is connected to the monitor. When I put sgminer -n in the terminal it recognizes 1 GPU maz. I've already tried ...
0
votes
0answers
220 views

ASUS laptop overheating when using Ubuntu

I've got major problems while running Ubuntu. When I have my NVIDIA GeForce card enabled, the temperature of the processor is really high. Just a little web browsing rises it up to 70 degrees celcius ...
0
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0answers
30 views

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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0answers
94 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 ...
0
votes
0answers
130 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
34 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 ...
0
votes
0answers
21 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?
0
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0answers
69 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 ...
0
votes
0answers
31 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 ...