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

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1answer
152 views

PCI GPUs have the same device ids. Why?

I've got two R9 280's installed in my system. In Ubuntu when I run lspci -nn both the cards have the same device id. Example Output: 01:00.0 Example GPU 1 [8080:aa68] 04:00.0 Example GPU 2 [8080:...
1
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1answer
399 views

Upgrading to newest nVidia drivers on a laptop that uses Optimus? (Ubuntu 15.04)

I'm running Ubuntu 15.04 on a laptop with an Intel HD Graphics 5000 and a nVidia GeForce 520M, joined by an Optimus. I'm trying to upgrade my graphics drivers to the latest provided by the vendor so ...
0
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0answers
269 views

Ubuntu 15.04 freezes when using airodump-ng

System freezes when using airodump-ng . Screen i frozen and keyborad/mouse are unresponsive. All I can do i push the power button. I think it's problem with WiFi card, but maybe prob with GPU too(...
3
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2answers
201 views

How to toggle easily between the AMD Catalyst driver and the open-source Radeon driver?

I've got an AMD Radeon R9 270X that works very well with the open-source Radeon driver. However, I am going to occasionally be using an OpenCL application that requires the proprietary Catalyst ...
0
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0answers
260 views

Nvidia driver causing login loop

I have a Lenovo y50 with an integrated GPU as well as an Nvidia 860m. Lspci says that I am using the integrated card but it uses the Nvidia for 3D. Looking at other threads I have tried to install ...
5
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1answer
13k views

Ubuntu 14.04: nvidia drivers for GeForce GTX 960M

I have Ubuntu 14.04 installed on an Asus N551JW laptop with these two graphic cards: Integrated Intel® HD Graphics 4600 NVIDIA® GeForce® GTX 960M 4G GDDR5 By default, Ubuntu recognizes the Intel ...
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0answers
35 views

Having issues with pci-stubs

So I am trying to pass through my GPU to a VM and I'm having issues. I have a GT 8800 for my Ubuntu monitor and an AMD 290 set as a pci-stub. My Nvidia monitor works fine when the 290 isn't stubbed, ...
2
votes
2answers
314 views

Theres red lines on my screen

Ever since I got this video card (Gigabyte GTX 750 Ti), its had red lines all over the screen as is it was repeating exclamation points or semicolons. even after I added the driver it seemed fixed ...
11
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2answers
2k views

Reason to keep a GPU in a computer that is running Ubuntu Server

After a problem with my old motherboard, I'm switching my Ubuntu to my gaming computer. My main question is: is there any reason to keep my AMD HD 7850 running on this computer? My motherboard has ...
1
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1answer
692 views

How to install GPU Ocelot in Ubuntu 14.04?

I'm using Ubuntu 14.04 and I wish to install GPU Ocelot (an open-source dynamic JIT compilation framework for GPU compute applications) in it. I have searched for suitable Ocelot versions but I could ...
0
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1answer
931 views

Can I enable crossfire on Ubuntu 14.04?

How can I enable crossfire mode on Ubuntu 14? Graphics: 2 x AMD Radeon HD7790. Mainboard ASUS P5KC. OS: KUbuntu 14.04 x64. aticonfig reports: aticonfig --lscs Candidate Combination: ...
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1answer
266 views

Blender 2.75a has massive lag

I'm running Blender 2.75a Game Engine on Ubuntu 14.04. My system specs are: 4GB RAM Intel Core 2 Duo Nvidia Geforce 210 Once I select the Texture mode the program begins to lag hugely, taking ...
0
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1answer
313 views

Where can I find the right GPU driver for a MSI M670 notebook runnig Ubuntu 14.04.2?

I'm searching for the right GPU driver for a MSI M670 notebook runnig Ubuntu 14.04.2 and I can't find it. I set the Notebook up for a friend an it worked fine after I installed the close-sourced ...
1
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0answers
284 views

how can I get ubuntu 15.04 to boot up with my Nvidia geforce 960 GPU

So I've recently installed Ubuntu as a secondary operating system on my computer alongside windows 8.1, and I've discovered that it refuses to boot up with my Nvidia 960 GPU installed. I've repeatedly ...
2
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2answers
4k views

Can't use nvidia GPU optimization (libcublas.so)

I have a Nvidia 750Ti on a dedicated server I'm trying to install cuda in order to use GPU optimization in Theano. I did several cuda 7 installations (on ubuntu server x86_64 12.04, ubuntu server ...
0
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1answer
323 views

How do I prevent a GPU lockup?

I recently installed Ubuntu on an old Dell XPS 410. I was able to go through the install process without any problems, save the fact that I had no hardware to connect to the Internet. When I try to ...
0
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1answer
1k views

Default Ubuntu 15.04 radeon driver

I have installed Ubuntu 15 and my GPU HD7870 worked just fine, but I have tried if it will work better with proprietary driver. It didn't, so I wanted to revert it back to open-source. I used guide ...
3
votes
1answer
5k views

Ubuntu 14.04 GTX 970 [closed]

Okay a guy on a forum told me that its issues installing the drivers for the 970. Can anyone confirm that its doable from additional drivers? Also is the 290 easier to deal with? (except drivers ...
0
votes
1answer
687 views

nvcc fatal : Unsupported gpu architecture 'compute_30'

I am trying to setup vlfeat/matconvnet on my system. But it give me error when I try to compile GPU files. I am trying their manual. I use both way of compiling, straight and forcing for cuda-6.0 ...
2
votes
0answers
113 views

Use Integrated Inted HD 4600 for X server and dedicated Nvidia GTX 970 for CUDA

I have a brand new computer and I am planning on installing Ubuntu 14.04 LTS on it. I will use it for calculations that is why it has the Cuda-enabled Nvidia GTX 970 GPU. I'd like to have this GPU ...
1
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0answers
129 views

NVIDIA GeForce GT 240M running hot on Kubuntu 64bit

I'm using a Packard Bell - EasyNote TJ65 (64bit Core) with a NVIDIA GeForce GT 240M. I know my computer is not the newest nor fastest model but until now I never had Problems running Linux Kubuntu 14....
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0answers
37 views

Interface delay with NVIDIA driver

I am experiencing a strange bug with a new installation of Ubuntu 14.10. It looks like I/O events are processed with a delay. That is, every event from either the mouse or the keyboard (both USB) ...
0
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1answer
165 views

GPU overheating 133 celsius

Recently had to reinstall Ubuntu 14.04. After first restart display keeps shutting down. Checked temp of gpu it was 133 celsius! It's an amd radeon HD2600XT. Software center displays no proprietary ...
0
votes
1answer
106 views

What advantage does a GPU card offer in an Ubuntu laptop? [closed]

The time has come for me to buy a new laptop. I use Ubuntu (well, Kubuntu) and nothing else. Out of my working hours I use my laptop to watch movies and sometimes I have to do video conversions with ...
1
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1answer
64 views

I'm certain Ubuntu doesn't recognise that I have two GPUs

The possible duplicate is regarding multiple monitor setups and intergrated GPUs, so it's unfortunately not at all relevant. I use two GeForce GTX 780 Phantom GPUs, and I've never had a trouble ...
1
vote
1answer
156 views

Intel iGPU and Xubuntu jitter

I just recently purchased an Intel i7 4790k CPU and installed Xubuntu shortly after. A lot of things seem to work correctly however the HD 4600 of the 4790k seems to struggle a little bit. Moving ...
1
vote
1answer
212 views

Passthrough AMD GPU to virtual machine without using second GPU

I read some topics about passing GPU to virtual machine, but that examples requires an two GPU's (one for VM and one for host OS). And now I find mentions about passing single available in system GPU ...
2
votes
1answer
2k 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 ...
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0answers
46 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 un/re/...
-1
votes
1answer
423 views

What is the GPU driver i am currently running?

I have installed latest nVidia graphic driver via this PPA "xorg-edgers/ppa". Now in Nvidia X server setting showing the driver version is 346.35. But in Ubuntu's Additional Drivers there is no such ...
0
votes
2answers
554 views

What are the non-gaming benefits of a dedicated GPU? [closed]

I am getting ready to purchase a new computer. I don't do any gaming really at all. I mostly will be compiling code, editing video and pics, compiling apps, etc. I do like good graphics performance ...
0
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1answer
330 views

Xubuntu 14.04: How do I know if I'm using my NVidia 740M when playing games?

I currently installed Wine and I'm successfully playing Diablo III. However, when I check my FPS, it's around 40 FPS. My computer is an ASUS X550LB with 8GB of RAM and an NVidia GeForce 740M. I ...
1
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1answer
256 views

NVIDIA drivers mystery!

I have had problems with NVIDIA drivers for a while. Now I got a problem: In additional drivers I get 331.113, as this link http://www.nvidia.com/Download/driverResults.aspx/80533/en-us shows, it is ...
0
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1answer
968 views

Proper installation of gstreamer1.0-vaapi

Okey guys here is my problem for the past few weeks Iam trying to use vaapi.I have intel i5 processor (Wayland) which supports vaapi but for some strange reason I can't make it working also I run 14....
-1
votes
2answers
972 views

enabling discrete gpu and choosing which gpu to use

Hi all since this is my first post here. But not my first time here. I have used askubuntu a lot, the last few weeks and i have found answers to many questions i had. Unfortunately since im a linux ...
1
vote
2answers
844 views

What is the best way to install graphic card drivers?

I have a 64bit laptop with two grapgic cards (and one of them is Nvidia). In application Additional Drivers there was nothing under the tab "Additional drivers". So I wondered - should I download GPU ...
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0answers
84 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
1answer
552 views

AMD A4-5300 and GPU computing on BOINC

I have an AMD A4-5300 APU, which is a dual-core CPU and GPU. It is OpenCL capable. I am trying to get BOINC to recognise the GPU but it seems unable to. Log (snipped): [---] Starting BOINC client ...
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0answers
27 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 'garbled/pixelated....
0
votes
1answer
87 views

About my GPU- is it integrated?

Here is my grephics card output on lspci | grep VGA: NVIDIA Corporation GF119 [GeForce GT 610] (rev a1) I did not buy my computer, but I heard, so it has integrated graphics card. I want to know- is ...
1
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0answers
200 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 switcheroo,...
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0answers
253 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 ...
3
votes
0answers
659 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 ...
0
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1answer
87 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 ...
3
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1answer
483 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 (...
1
vote
2answers
4k 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 xfce-...
3
votes
0answers
3k 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 ...
1
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0answers
398 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 ...
4
votes
4answers
4k 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 ...
3
votes
1answer
3k 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. http://xpressrazor.wordpress.com/2013/10/08/enable-and-use-open-source-radeon-drivers-in-a-...