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

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
12 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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0answers
12 views

what are present minimum hardware requirements 14.04 lts [duplicate]

Searched the Ubuntu site and the web and only came up with older version system requirements. Could somebody please lead my to current minimums, and where to find them. Seems like that info should be ...
0
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0answers
14 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. Thanks
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0answers
13 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
25 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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0answers
25 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 ...
0
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1answer
33 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 ...
5
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1answer
465 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
38 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 ...
-1
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0answers
23 views

Low resolution in notebook with amd gpu

this is my first question here, i've just installed ubuntu 14.04.1 on my samsung ativ book and i can't switch the screen resolution, it's stuck in 800x600. I've tried changing the drivers and ...
0
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1answer
36 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 ...
0
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1answer
54 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 ...
3
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0answers
58 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 ...
0
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0answers
83 views

How to fix: Flash playing a video doesn't cancel display suspention?

Update For Ubuntu 14.04, fglrx-updates and newest Chrome / Flash, the problem does NOT affect Youtube, just videos played by other Flash players. Current & no like: screen gets suspended ...
3
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4answers
4k views

Switching between Intel and NVIDIA GPU

My laptop has 2 GPUs, the Intel HD Graphics 4000, and NVIDIA GeForce FT 650M. How do I switch between GPUs? I tried installing drivers from NVIDIA, but that ruined my Ubuntu installation, and I had to ...
0
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1answer
73 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
55 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 ...
1
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0answers
56 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
votes
1answer
30 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.
0
votes
1answer
37 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 ...
0
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0answers
24 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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0answers
53 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 ...
0
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0answers
153 views

Running 3D engine with ATI HD2400 GPU Drivers for 13.10

I have recently instaled ubuntu 13.10 on my Toshiba Satellite laptop running a ATI HD 2400 Mobility, but I don't seem to get the 3D to work fine. I know that there was some sort of legacy drivers for ...
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0answers
50 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 ...
0
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1answer
38 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 ...
2
votes
1answer
436 views

Chromium display is remanent since 14.04 upgrade with gpu acceleration enabled

Since I updated ubuntu to 14.04, I have some issue with chromium, the display is remanent when switching virtual desktop or appear when the application is minimized. I found that the issue is ...
1
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0answers
107 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, ...
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vote
3answers
5k views

How to find out what graphics driver is installed?

I installed Xubuntu 13.04 two months ago. But I don't know to find out which driver is installed for my GPU ( I mean graphic card driver ) or is it installed? I'm feeling something is wrong with my pc ...
0
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0answers
96 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 ...
0
votes
1answer
555 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 ...
0
votes
1answer
44 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 ...
8
votes
1answer
439 views

Is there a simple, safe way to trigger a GPU lockup on a susceptible computer?

Answers to my previous question, Ubuntu 12.04 froze, requiring powercycle. What should I look / grep for in the logs?, have led me to suspect that my computer is experiencing an intermittent GPU ...
0
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0answers
30 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. ...
0
votes
1answer
36 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 ...
1
vote
1answer
863 views

Haroopad not starting and prompt of “NVCtrl extension does not exist” message

I installed Haroopad on my Ubuntu GNOME 13.10 system. I had to change some symbolic links in order to make it work. However after I've closed it, I tried to run it, but I'm getting this message: ...
0
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0answers
17 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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0answers
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 ...
7
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2answers
2k views

How to restart GPU without reboot (softreset)?

How do I restart the GPU from command line? Using a HP DV6 laptop with Ubuntu 12.04-64 and an ATI mobile GPU. Installed the standard ATI propriety drivers suggested by Ubuntu. When I close the lid, ...
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0answers
28 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 ...
3
votes
0answers
392 views

How can I find the memory usage on my GPU?

Previously I was checking the memory usage on my GPU with the following command: nvidia-settings -q all | grep Memory I am processing some scientific data on my GPU with numpy and theano. I was ...
3
votes
3answers
8k views

browser without gpu support

Google has an Easter egg that draws 3D graph but when I tried it out on chrome it complained about no WebGL support. I've also tested it on Firefox whose WebGL support was enabled but ended up with ...
2
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1answer
366 views

AMD Catalyst Control Center Displaying Unknown Discrete Graphics Card

I have a HP Pavilion g6 - 2301AX laptop. It has an A8 APU with AMD Radeon HD 7640 + 7670M Dual graphics. I recently installed Ubuntu 14.04 64bit and after installing latest AMD Catalyst, in the ...
1
vote
1answer
838 views

How to install drivers to recognize my Intel HD 3000 graphics card? (on Ubuntu 14.04LTS)

I have tried installing the drivers from the offcial linux graphics drivers at the intel page (it was called something like Intel HD Graphics Installer 1.03) but apparently it only works for Ubuntu 13 ...
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0answers
20 views

A newbie question on overclocking [duplicate]

I would like to try my hand on overclocking. The newest NVidia drivers 337.12 (beta) for Linux is according, to Phoronix, "finally [providing] GPU overclocking support for the NVIDIA "Fermi" GPUs". ...
0
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1answer
462 views

NVIDIA Screen Tearing problem

Recently I freshly installed Xubuntu 14.04 on my low-end computer. Everything is working fine except that I'm experiencing screen tearing issues while I'm scrolling through a webpage. I thought I ...
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0answers
140 views

Ubuntu 14.04 is so slow

I have browsed various topics that has been created about just this issue and I tried them but no luck... I just installed ubuntu 14.04 in my Windows 8.1 OS and for the first time I logged in Ubuntu ...
0
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0answers
42 views

Disable Discrete GPU [duplicate]

My discrete GPU continues to power on at startup after upgrading to 14.04. I have tried the option below and it does not work. #!/bin/sh -e # # rc.local # # This script is executed at the end of each ...
0
votes
1answer
104 views

Looking to change GPUs

I currently have a Radeon HD 7970 GPU installed and I am looking at buying a NVIDIA GTX770. I would like to know if the NVIDIA one is better, in particular to WINE gaming, and Blender rendering I ...
0
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0answers
118 views

GPU Driver Problem ubuntu 14.04

So Just Updated to 14.04 version of ubuntu.Checked my VGA/GPU Driver it says:Gallium 0.4 on AMD RV730.I have an old Radeon HD 4650 bcs my 7770 died.Will i have problem with the Driver and how can i ...