Questions related to systems with an integrated and discrete video card.

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5
votes
1answer
9k views

14.04 : How to disable discrete graphics card

I know 14.04 has Kernel 3.13 and is supposed to be better at dynamic power management. My problem is the estimated remaining time keeps changing. But on an average I see 5 hours. On same machine on ...
25
votes
6answers
108k views

How to set up nVidia Optimus/Bumblebee in 14.04

The previous methods i have used to set up Bumblebee on 13.10 based distributions is not working under Ubuntu 14.04 . How can I set up Bumblebee and Bumblebee GUI in Ubuntu 14.04 ?
4
votes
3answers
9k views

vgaswitcheroo doesn't work on 14.04 - discrete Radeon always on, Dell Vostro 3350

I've a following problem - I've just upgraded from 13.10 to 14.04 on my Dell Vostro 3350 and I can't turn off the discrete graphics. As instructed here and following HybridGraphics I managed to ...
6
votes
3answers
15k views

How can I disable ATI discrete graphic GPU at startup in Ubuntu 14.04 without BIOS?

I could disable ATI discrete graphics in Ubuntu 13.10 with this command: echo OFF > /sys/kernel/debug/vgaswitcheroo/switch But in Ubuntu 14.04 it does not work. cat ...
15
votes
5answers
24k views

Nvidia-331 Nvidia-Settings Prime Profile Switching Error

I'm having an issue with my nvidia-331 driver. I can't seem to switch between Intel and Nvida via nvidia-settings. The option is there but when I click 'nvidia' a blank error window pops up. It's very ...
2
votes
0answers
502 views

AMD graphics switching support in Trusty Tahr's kernel

I upgraded to 14.04 just today and since I'm now using kernel v3.13 and according to This link, I should now be having automatic GPU switching How can I confirm that ? How can I force my graphic ...
1
vote
1answer
355 views

AMD graphics power management support in Trusty Tahr's kernel

I upgraded to 14.04 just today and since I'm now using kernel v3.13 and according to This link, I should now be having power management enabled by default How can I confirm that ? My machine: Dell ...
3
votes
1answer
3k views

Switching to nvidia graphics (nvidia prime,nvidia x server settings)

I recently installed Ubuntu 14.04 and I tried to switch to my Nvidia graphic card via Nvidia x server settings, but it doesn't allow me. It shows the blocking sign. Any ideas? -- with NVIDIA 745M
1
vote
0answers
282 views

Overheating - ATI HD6470M, Ubuntu 13.10

I'm trying Linux for the first time ever and experiencing a lot of overheating. In about 45min after I turn on my laptop I get to temps like 90ºC. I googled it and saw a lot of people with the same ...
0
votes
3answers
1k views

bumblebee and lenovo: OS crash after (unsuccesful) installation

I have been struggling for some days now, and unfortunately not solved the problem: I am trying to install Bumblebee on Ubuntu (both 12.04 and 13.10) with a Lenovo T440p with hybrid graphic cards ...
2
votes
0answers
102 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 ...
0
votes
1answer
331 views

Ubuntu 13.04 fan noise [closed]

I've installed Ubuntu 13.04 along with Windows 7 x64, and its fan noise is unbearable (no such noise when operating with Windows 7). Here's the laptop specs ...
1
vote
0answers
296 views

HDMI output on Dell l502x with Ubuntu 12.04

This is yet another post about getting the HDMI output working on del xps l502x. I have got ubuntu 12.04 LTS with bumblee. I running my monitor via the mini display port, but the trouble is getting ...
1
vote
0answers
1k views

Getting HDMI out to work on Precise with AMD hybrid graphics

I am the (unlucky ?) owner of a Dell Latitude E6440 (http://www.ubuntu.com/certification/hardware/201306-13687/) with AMD hybrid graphics (intel + Radeon HD 8690M). I have installed Ubuntu and the ...
3
votes
3answers
4k views

High cpu use from init and yes [Ubuntu 12.04]

Today, I installed a fresh Ubuntu 12.04 LTS on my Sony VAIO VPCSB. I noticed a high cpu use of init and yes (as you can see below). top - 16:26:16 up 11 min, 2 users, load average: 2.71, 2.86, ...
1
vote
1answer
151 views

What version of Ubuntu support switchable graphics?

I have an HP with Inter and ATI and i want to have Ubuntu on my notebook. I have installed the version 12.04 and I didn´t found any driver for my graphic card :( what is the version that i need to ...
0
votes
2answers
4k views

Dell XPS15 L502x Mini Display Port not working Ubuntu 13.04

Before i had Ubuntu 12.10 running on this laptop and the mini display port worked. Now i have Ubuntu 13.04 and the mini display port does not work anymore. If i connect my external monitor using a vga ...
1
vote
1answer
6k views

Update to 3.13 kernel on Ubuntu 13.10 [duplicate]

Since my ATI hybrid graphics card isn't working well under Linux, I wanted to try the new kernel. I don't want to update to 14.04 just yet, because of some missing dependencies and there doesn't seem ...
2
votes
2answers
4k views

No vga/vgaswitcheroo in /sys/kernel/debug (Ubuntu 13.10)

I am aware of some of the other threads on this problem, but I have tried the options found in those without success: sudo su cat /sys/kernel/debug/vgaswitcheroo/switch gives cat: ...
1
vote
0answers
8k views

How to find the best driver for my ATI graphics card?

I'm trying to find the best graphics card for my ATI Radeon HD 7730M card (My machine has hybrid graphics, should I worry about installing a suitable driver for the intel vga too ?) because I'm having ...
11
votes
4answers
15k views

Static and crackling in my HDMI audio?

So, I managed to dual boot Windows 8.1 and Ubuntu 13.04. In Ubuntu 13.04, I installed the drivers for my graphics card(AMD HD Radeon 7700 Series, I'm pretty sure it's a 7790 one and Intel HD Graphics ...
0
votes
1answer
495 views

Ubuntu 13.10 x64, hybrid graphics card, can not resume after suspend [closed]

I'm using Ubuntu 13.10 x64, my hybrid graphics card is Intel HD Graphics 4600 and Nvidia Geforce 740m. I installed Nvidia driver follow this article. My question is my laptop can not resume from ...
0
votes
1answer
119 views

How to set ubuntu to use specific graphic unit?

I tried lots of thnigs but nothing changed. I have lenovo y510p with dual nVidia GT750m graphic cards. With two graphic cards ubuntu doesn't boot normally.I tried to install and boot ubuntu with one ...
1
vote
1answer
241 views

Additional drivers for NVIDIA graphics card cannot be installed

My laptop runs on Ubuntu 13.10 and has NVIDIA GT 520MX discrete graphics. But Additional Drivers in Software & Updates shows that 'No additional drivers are available'. Why is it so? How can I ...
1
vote
1answer
842 views

Within Ubuntu, let virtual Windows machine control the discrete graphics card

I have an ASUS N56VM with both onboard intel graphics (HD3000) and a discrete nvidia card (630M). My main OS is Ubuntu 12.04. I have VMWare Player installed and a Windows 7 virtual machine running. ...
1
vote
1answer
381 views

Dell XPS 15z Graphics Freezes, Black Screen, Overheating

I have had Ubuntu running on my Dell XPS 15z for a while. I took troubleshooting to fix overheating by installing Jupiter and TLP. Graphics errors like scrolling up by two-finger gesture opens and ...
1
vote
1answer
602 views

How to know if I have muxed hardware

I'm reading this page. Regarding this statement vga_switcheroo is the kernel mechanism that allows you to switch between GPUs if your machine has a hardware mux. Does this mean manual or ...
3
votes
1answer
667 views

FGLRX Intel/ATI Hybrid Video, Dual-Display Flickering

I'm sorry if the same question is already asked, I checked several ones but the reported problems are different or solution doesn't work. So I've successfully installed FGLRX driver on my laptop DELL ...
1
vote
2answers
3k views

intel-virtual-output command for Saucy 13.10 with dual monitor setup and hybrid graphic

I want to configure/use a second display on my Thinkpad W530 with Intel/Nvidia hybrid graphics. Bumblebee from Ubuntu ppa is installed. After hours on searching the web, i found a solution which uses ...
5
votes
1answer
506 views

Switchable Graphics: Embeded graphics card problems

I have a Dell Inspirion 17R 5721 It has a AMD graphics card and a Intel. I installed the drivers that AMD develops and I ran into the following problems. Every time it's me that has to change the ...
0
votes
1answer
678 views

System running in low graphics after installtion of nvidia driver for 13.10

I installed ubuntu 13.10 on my Acer v5-471G with nvidia geforce gt 620 M graphics card. But I encountered flickering, overheating, battery drain and suddedn shutdowns soon after installtion. Then I ...
0
votes
2answers
1k views

Low Graphics and laggy screen after update to 13.10 from 13.04

After updating from 13.04 to 13.10 many of 3D unity stuff has stopped working, I am suing Samsung Series 3 (NP350V5X) Laptop which has Switchable Intel and AMD Radeon HD 7670M GFX. ...
1
vote
1answer
967 views

How can I play Team Fortress 2 (TF2) with bumblebee in Ubuntu 13.10?

Previously in (K)ubuntu 13.04, I could play Team Fortress 2 (TF2) on my nvidia-optimus laptop using bumblebee. I would do this by setting its launch options in Steam to LD_PRELOAD="libpthread.so.0 ...
1
vote
1answer
306 views

at 10 percent brightness my screen is at 100%

I have Kubuntu 13.04 installed on an HP envy DV7 with the dual graphics chipsets intel 4000 and Nvidia 630M. And when I try to reduce my screen brightness it doesn´t actually go down until it reaches ...
1
vote
0answers
28 views

AMD/Intel hybrid graphic with AMD HD 8730M [duplicate]

it seems ubuntu doesn't support hybrid technology for graphics card. Is there any solution to install AMD/Intel and active AMD graphics card?
3
votes
1answer
1k views

How to disable the discrete gpu? I get 'Kernel failure' with the normal method

I have notebook hp dm3-2015er with two graphic cards. $ lspci | grep VGA 01:05.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] RS880M [Mobility Radeon HD 4225/4250] 02:00.0 VGA ...
0
votes
1answer
1k views

Muxless hybrid graphic card and power-saving [duplicate]

I have a laptop with hybrid Intel/AMD graphics. As far as I know, the configuration is muxless. This causes not-detection of discrete graphic card. And now my problem: I don/t know how to turn the ...
1
vote
1answer
312 views

Ubuntu heat problems with Medion Akoya Notebook

My Notebook heats up tremendously after I start Ubuntu - I also noticed that it runs slower than my Windows 7 (not to mention the fact, that Windows 7 does not come even close to the heat production ...
4
votes
2answers
2k views

Ubuntu 13.04 amd/intel hybrid graphics dual screen problems [duplicate]

After switching to Ubuntu 13.04 64bit, AMD proprietary drivers stopped working on my laptop with AMD/Intel hybrid graphics. I tried installing older version of Intel graphics as described in this ...
0
votes
1answer
2k views

Open Source driver hybrid card AMD Radeon HD 7730

I have been working on my gpu switching system for a while. I have recently decided to stick with the open source driver. Those drivers were taken from the repo of Xorg edgers. OK, i have followed all ...
4
votes
1answer
7k views

12.04 Failed to load module “nvidia” (module does not exist, 0)

I have ASUS UL50Vt with nvidia optimus hybrid graphics (GeForce 210M). I recently installed ubuntu 12.04, and in Details app it was showing me, that I am on Intel video driver. So, I installed ...
4
votes
1answer
1k views

discrete GPU not working after update

I updated Ubuntu few days ago and my discrete GPU stopped working. When I start laptop I get some errors starting with unable to handle kernel paging request at ...some gibberish(probably some kind ...
0
votes
1answer
168 views

Will Modprobe automatically switch loadable kernel modules?

I have hybrid graphics consists of nVIDIA GeForce graphics and Intel HD graphics. If I remove nVIDIA GeForce, can modprobe switch VGA lkm from nouveau to intel automatically on startup?
2
votes
1answer
322 views

Application windows randomly blinking (see video)

Applications redraw frantically (blink white) for a couple minutes and then it stops. I made a video showing the issue. It is very weird behaviour. What is even strange (or a clue?) is that: if I ...
3
votes
0answers
359 views

HDMI audio not working on hybrid graphics

I have an HP Pavilion dv6 laptop with Intel Sandybridge HD3000 / Ati Radeon 6490M switchable graphics. I am not very experienced in Ubuntu or Linux in general but I have installed 13.04 64bit, because ...
1
vote
0answers
25 views

How do I use 2 video boards on Dell XPS 15? [duplicate]

Can I make Ubuntu 12.10 or 13.04 use both NVIDIA and Intel graphics processor? And how do I do that?
1
vote
2answers
307 views

Raring on Laptop with two GPUs: black screen

I bootet my Macbook 8-2 with Kubuntu Rarings Normal Live CD mode: Only discrete AMD GPU found, everthings fine. EFI Installer (EFI mode needed to use other GPU): Screen goes black (even on ttys). ...
0
votes
1answer
12k views

Ubuntu 13.04 AMD/Intel Hybrid Switchable Graphics NOT WORKING! [duplicate]

I'm using Ubuntu 13.04 on the HP Pavilion dv7-6175us with AMD Radeon HD 6490M/Intel HD Graphics 3000 Switchable graphics. How can I make switchable graphics work on Ubuntu?
4
votes
2answers
699 views

Ubuntu and the HP Envy 15t-3200

Could someone post a tutorial on making Ubuntu 13.04 work with the HP Envy 15t-3200? I own this laptop, and have had to use Windows so far. :( There are several problems (touchpad, sound, etc), but ...
1
vote
0answers
432 views

Ubuntu won't shutdown using integrated GPU (Vaio VPCSB)

I have a Sony Vaio VPCSB1D7E (W7 + Ubuntu 12.04). It has hybrid graphics (AMD+Intel). I installed both the AMD Catalyst drivers and the Intel ones. So far, using both graphic cards works fine, but I ...