Questions tagged [gpu]

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

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When I add two GPU(nvidia k80), Ubuntu(16.04) graphic interface doesn't start

At first, I have 2 GPUs(nvidia K80), the driver and cuda are set successfully, they can work successfully. 2 GPUs So I want to add 2 GPUs (nvidia K80) to the Ubuntu(16.04), but after the 4 GPUs are ...
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Benchmarking a GPU without display

How can I benchmark a GPU on a machine that has no display connected to it? I am provisioning VMs with different types of GPUs. I want to benchmark the GPUs in order to compare them. But they're (...
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GPU issues prevent booting back to Ubuntu after reinstall

I am attempting to install Ubuntu 20.04 and I seem to have really frustrating problems trying to boot into Ubuntu. My CPU is i7-4900MQ and I have 2 GTX 680M GPUs in an SLI configuration. I got a ...
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Ubuntu 20.04LTS, Having general problems

I keep getting errors randomly when closing applications that they have crashed and I should report the error, ex: discord, libre office, firefox etc.. It's rare that I've had an app crash while it ...
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Xorg high GPU memory usage - Ubuntu 20.04

Gnome Shell + Xorg take up to ~ 1.5GB of my GPU Memory. Is this normal? Is there an easy way to reduce it? +-----------------------------------------------------------------------------+ | NVIDIA-SMI ...
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Ubuntu 20.04 - High GPU / CPU / FAN usage on Haswell-ULT

I'm facing an issue and I can't figure out what to do. When using the laptop in a minimal-normal way (chorme + slack) CPU rises a lot. Chorme seems to be the one consuming the most. Task Manager in ...
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1answer
38 views

Fusion 360 : VirtualBox: the best settings for performance?

I have now set up with VirtualBox under Ubuntu 20.04 a Windows machine 10 Pro with Fusion 360. The performance is not quite so good, what optimizations can you recommend here that I can get more ...
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Android Studio Very Slow - Gradle Build Time 11+ mins. Emulator starts the device after 10+mins but doesn't run the app after gradle build

PC SPECS Processor AMD Ryzen 5 3550H with Radeon Vega Mobile Gfx 2.10 GHz GPU 1 - AMD ATI GPU 2 - NVIDIA GTX 1650 (Mobile) Installed RAM 8.00 GB (7.44 GB usable) System type 64-bit operating ...
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106 views

Ubuntu 21.04 Identifies RTX 3080 as RTX 3070

I have windows 10 and Ubuntu 21.04 configured in Dual Boot. I have reached here after facing so many problems with Ubuntu 20.04, after which I followed this question to setup my current machine that ...
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99 views

Ubuntu 20.04 GPU Not Found

So I have been trying to get my nVidia GPU detected by Ubuntu 20.04 for quite some time now, and none of the suggestions I have found online have helped. My main problem is that I can't see any output ...
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Ubuntu 20.04 black screen with amdgpu pro driver

So I have installed ubuntu in a server with intel xeon and six amd firepro S9150, well the first time a I tried install amdgpu-pro-20.45-1225310 opencl, I have downloaded from official amd site and ...
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Google chrome not opening in Ubuntu 20.04 LTS

Whenever I try to open google chrome, by google-chrome in the terminal it show the following error. ERROR:sandbox_linux.cc(374)] InitializeSandbox() called with multiple threads in process gpu-process....
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443 views

NVIDIA RTX 3080 GPU not working with Ubuntu 20.04, Kernel 5.8.0-50-generic

I recently created a dual-boot on my Asus ROG STRIX Scar 15 w/ NVIDIA RTX 3080 GPU. I had some issues installing Ubuntu 20.04.2 LTS, but finally got it to work, however, my GPU is not coming up when I ...
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Laptop cannot go to sleep correctly, after removing the hdmi cable from the TV

I often hook up my laptop Acer Swift 3 to my TV screen to watch movies. When I remove the HDMI cable, closing the lid of my laptop (putting it to sleep), and then opening the lid again I always get ...
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I am not able to install better amd gpu drivers in ubuntu 20.04

I am not a noob but also not a pro in using Linux I have a old gpu Output of command sudo lshw -c video | grep product: product: Haswell-ULT Integrated Graphics Controller product: Sun XT [Radeon HD ...
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I am having problems with a Radeon GPU on 20.04.2

I installed Ubuntu 20.04 LTS on a new SSD drive on an old Emachine with a NVidia GPU connected via the HDMI to a 55" TV. The system worked great until an update. Then I installed a propriety ...
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Nvidia drivers and dist-upgrade on Ubuntu 20.10

I have Ubuntu 20.10 and a ASUS Phoenix GeForce® GTX 1660 OC edition video card. I have been using these PPA drivers since last year and never had any issue. Today I was updating my system and after ...
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248 views

Graphics card crippled after upgrade to 21.04

I have recently performed the upgrade to Ubuntu 21.04. (The KDE branch, to be exact) Once I finished, I right away noticed the GPU was running hotter than normal (around 3c more idle) and OBS wasn't ...
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Does a working nomodeset means the gpu isn't defective?

I have an M6600 which runs Kubuntu 20.04. I have problems with the screen sometimes. The laptop boots and I am able to log in. After some while I get a brownish display with vertical stripes. ...
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88 views

Multi GPU with GPU Passthrough Setup

I am having trouble setting up multi GPU, with the goal of having GPU passthrough to a KVM Windows 10 install. I have a relatively old MB, but it appears to support IOMMU. I have purchased a very ...
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Bench marking multiple GPU at same time on Ubuntu 20.04

My system contains 3 GPU s working together. How do I benchmark all three of them together and stress test them?
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103 views

How to get memory type and manufacturer on AMD GPUs?

I’m looking to find the memory type and most important the manufacturer on my AMD Vega 56 GPU. In windows, there are lots of GUI utilities that shows this, like hwinfo or gpu-z. I’m looking for ...
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Ubuntu 20.10. Streaks across screen, video example in description

Following a software update that required a restart, my laptop has strange streaks across the screen. It is more prominent in more conditions than other as demonstrated in the video. I have been told ...
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How to completely disable Intel and use NVidia only on Kubuntu 20.10?

I have Kubuntu 20.10 installed on my laptop. I have one Intel card and one NVidia GPU; but I think the laptop does not use NVidia. When I try this command on terminal: lspci | grep -i --color 'vga\|3d\...
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cannot see rtx 3060

i cannot see the graphic card. *-display UNCLAIMED description: VGA compatible controller product: NVIDIA Corporation vendor: NVIDIA Corporation physical id: 0 bus info: pci@0000:0a:00.0 version: a1 ...
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How to disable Nvidia graphic card?

My laptop is Dell Inspiron 5501, with two graphics cards: GPU: Intel Iris Plus Graphics G1 GPU: NVIDIA GeForce MX330 OS: Manjaro Ornara 21 KDE. I want to disable Nvidia. My BIOS version is 1.4.3. I ...
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261 views

External monitor through thunderbolt eGPU not recognized by Ubuntu

I just bought a Razer Core X Chroma in combination with a Gigabyte RTX 3070. These are used in combination with a HP Zbook studio which supports thunderbolt 3. I use a fresh install of Ubuntu 20.04 ...
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Ubuntu show Nvidia Card Memory temperature

Is there any tool to show the current (Nvidia) video card's memory temperature (not core temperature)? Something like GPU-Z in Windows.
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105 views

Same specs, but Ubuntu is more sluggish than Windows. Why?

I have a laptop using Intel Core i3-7130U CPU and Intel UHD Graphics 620 GPU. Also using an SSD. On Windows 10, it flies. Animations are smooth, and programs launch instantly. On Ubuntu 20.04 and 20....
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GPU fan only spins for ubuntu boot but not windows 10

For a long while I have used a GeForce GT 440 GPU with my desktop booting Ubuntu. I installed windows 10 on another HDD and usually boot in to windows now. I find that the fan will never spin on the ...
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genuine emergency / challenge - no image

on a quest to use as much gpu as i possibly could on virtualbox in linux, i followed the instructions on this tutorial, specifically i think it went wrong at this timestamp https://youtu.be/...
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AMD RX 5700XT Driver Issues after trying to install proprietary drivers on Ubuntu 20.04

I tried installing the proprietary AMD drivers to get OpenCL support. I used the "amdgpu-install" script without any extra flags. That threw some errors, so after some quick googling, I ...
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60 views

Disabling fried nVidia GPU on ubuntu

I have an ASUS laptop (ROG GL552VW) with a GTX 960M. The gtx is fried and causes some problem with my installation (freezing for 2 minute at startup and when shutting off). I would like to completely ...
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30 views

Can't Get My Native Resolution

I've had no problems at all until yesterday. I booted up Ubuntu and the highest res. I can set is 1600x900 ( my monitor is 2560x1440 ) I used to have it set to native no problem however now it has ...
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How do I make sure that TensorFlow is using my GPU and how to allocate max GPU memory

I'm using a local Jupyter Notebook server to run some machine learning experiments on my Lambda TensorBook laptop. How do I make sure that my GPU is being used by Tensorflow and Keras? And is there a ...
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Nvidia driver missing

I have setup Cuda with Nvidia on AWS GPU instance it is working fine. But suddenly I am facing NVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driver and I need to reinstall ...
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42 views

Screan tearing gpu nvidia

I'm having problems with tearing the screen I'm using xububtu and I don't want to use nvidia's proprietary drive as I would solve this problem without proprietary drive and without changing the window ...
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Installing CUDA 11.1 on Ubuntu 20.04 for NVIDIA GeForce 1650 Ti (notebook)

I purged everything related to cuda/nvidia and installed the nvidia driver for 1650 Ti (notebook) from scratch from NVIDIA Website and again it installed cuda 11.2 for me while I do need CUDA 11.1 for ...
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Help with a Supported GPU for 20.04

Is there somewhere I can find a list of the supported GPUs for Ubuntu 20.04 ? I'd like to upgrade so I want to make sure I buy one that works :-) Also welcome to suggestions, I'm only looking for ...
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333 views

amdgpu-pro install fails

I installed Ubuntu server 20.04 and I am trying to install amdgpu-pro-20.30-1109583-ubuntu-20.04 with sudo ./amdgpu-install -y --opencl=legacy. uname -a Linux ubuntu 5.8.0-44-generic #50-Ubuntu SMP ...
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Tensorflow-gpu error

It is my first time training a model on GPU. I am using tensorflow. I am getting an error: InternalError: Failed copying input tensor from /job:localhost/replica:0/task:0/device:CPU:0 to /job:...
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Ubuntu not turning on after installing bumblebee

I have installed bumblebee to switch between Gpu but after reboot the laptop is stack on the Ubuntu and Gp logo. What can I do ?
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nvidia GPU driver

i found that the nvidia gpu is decalaring itself as 3d controller and not vga compatible. lspci 00:00.0 Host bridge: Intel Corporation Device 8a12 (rev 03) 00:02.0 VGA compatible controller: Intel ...
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622 views

Cannot use PC while crypto-mining on Ubuntu: works great on windows though

I have an RTX 2080, and I can mine Ethereum with 37-40 MH/s on windows 10, while using the PC for mundane tasks, browsing, even able to play video games too (in this case, the hashrate drops to 10MH/s ...
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280 views

Can you run Compute Benchmark (GPU) using Geekbench 5 on 20.04?

I would like to benchmark test my CPU and GPU. I have installed GB5 and successfully run the CPU testing from the command line using ./geekbench5. I was wondering if I could also run the GPU testing ...
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Battery life way shorter in Ubuntu than Windows

I have a Samsung Expert X50 NP350XBE-XH3BR with an Intel Core i7-8565U, iGPU Intel UHD Graphics 620 and a dGPU Nvidia GeForce MX110. My machine comes originally with Windows 10, but I switched to ...
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324 views

Why don't the Nvidia official instructions to install CUDA 11 on Ubuntu 16.04 work?

I am following the Nvidia official instructions to install CUDA 11 on Ubuntu 16.04.7 LTS x64 don't work: apt-get update && apt-get upgrade wget http://developer.download.nvidia.com/compute/...
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69 views

Using Kubuntu to accelerate FFmpeg using Nvidia GPU

I’ve installed Kubuntu so that I can run FFmpeg to join a large number of tiff files into a video. The tiffs are produced by a video enhance program that exports each frame of the video as a tiff. I’...
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105 views

How to diagnose crash/reboots under heavy load?

I have recently upgraded my PC to a relatively new (but bought used) motherboard and a relatively new (also bought used) CPU (AMD Ryzen 5 3600) but kept the graphics card in (Radeon R9 270x). I did a ...
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123 views

How to enable AMD GPU acceleration in Ubuntu?

enable AMD GPU acceleration in Ubuntu? I want to use hardware acceleration for video playback and rendering. I have tried installing amdgpupro but this doesn't support my GPU. For reference here are ...

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