Questions tagged [gpu]

A graphics processing unit (GPU) is a specialized electronic circuit designed to rapidly manipulate and alter memory to accelerate the rendering or output images.

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Blender keeps Crashing on Pop!_OS 20.10 [closed]

I recently upgraded to the latest version of Pop and since then blender has been freezing for no apparent reason. There is no specific thing that leads to this, sometimes it is just after loading a ...
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Blender viewport GPU glitches - help

I've just downloaded the latest stable version of Blender 2.91 and as soon as I loaded my model and tried to view it in different view modes, this occured. There's also a similiar problem in ...
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Blender 2.91 wont recognize nvidia gpu

I did a fresh install with Manjaro 20 and just installed blender. I am running a RTX 2060 6gb GPU CUDA nor OPTIX see the gpu. I have the current nvidia 455.45.1 driver installed. Blender 2.91 wont ...
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Concern about rendering with cycles using rx 5700 xt [closed]

Currently I have gtx 1660 Ti, but as I want to render more complex scenes, I need to upgrade my GPU. As I am gaming a lot, I was looking forward to buy rx 5700 xt. Now my biggest concern is that a lot ...
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OpenCL with Intel GPU freezes Blender on Linux

I'm on linux with Blender 2.90.1. I install 'intel-opencl-icd'. I go to Blender system settings -> click on OpenCL and Blender freezes (it does not respond, it does not log in console) I must kill ...
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GPU rendering but task manager shows it is barely being used [duplicate]

The task manager shows I am barely using my GPU. In the render properties I've selected GPU convert. In the preferences>system I've selected CUDA and my GTX1080 is checked. The drivers on the GPU ...
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Animation is still flickering with 64 samples [duplicate]

I did a short animation with 32 samples. It was flickering a lot, so I increased to 64 but still have some disturbances. Is there a way to clear it without increasing the number of samples? It takes 8 ...
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NVLink Pooled Memory Issues

My issue I seem to be having on one system is NVlink is plugged in, SLI States enabled maximize 3D, but still the information is duplicated. both cards are 2080's and the scene is a total of 11.6 gb ...
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CUDA Out of memory but RTX 2080 Ti has almost 8 GB free left

as mentioned in the title. Here's a screenshot from task manager. It shows that the gpu has both shared memory and dedicated 3d memory free. Why does this happen?
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Cannot enable or find option to enable GPU [duplicate]

i just started using blender recently and wanted to render an animation made with my gpu cos it was taking ages with the cpu. I went to user prefrences to enable the gpu but the cuda option wasnt ...
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Will Intel I7 4770K bottleneck RTX 3080 when using Blender?

I know that in some cases (for example some games) CPU can be a bottleneck for GPU. I'd like to buy RTX 3080 but I wonder if I'll be able to use It's full potential in blender on my current PC. My ...
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GPU view port render slower than CPU

I have a dual GTX-1060 in my computer running Ubuntu 18.04 NVIDIA driver installed is: NVIDIA-SMI 450.80.02 Driver Version: 450.80.02 CUDA Version: 11.0 When I set GPU render on blender 2.83 ...
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Can blender use multiple GPUs in command line mode?

I just found that Blender can use multiple GPUs to speed up rendering when using the GUI mode. However, can it also use multiple GPUs when rendering from command line mode? Do I need to set any ...
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Can blender render on multiple graphics cards? [duplicate]

I have a PC which has 2 CPU's in the mainboard, 40 GB RAM and 3 Graphics Cards. Can Blender render for example one frame on all gpus at the same time? And generally: is it possible to render on cpu ...
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GPU function in Blender

I'm currently building a pc for sole purpose of blender. I was just curious as to what the function of the gpu is in blender So I can decide which GPU to buy. I have a rough understanding of CPU ...
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Relationship of textures and GPU/CPU memory

I am trying to transition from Eevee to Cycles on a very big scene. I am using: ...
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Is Radeon HD 6520G card supported by Blender 2.8?

Can I run Blender 2.83 with AMD Radeon HD 6520G with 512 mb graphics system memory?
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Best eGPU to use with MacbookPro 15" 2018 [duplicate]

I'm using Blender 2.9 on my Macbook Pro, but it renders very slowly in Cycles on CPU. I've tried using ProRender but it makes ...
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Can you use Open Image Denoise on the gpu in blender 2.91 or will it only work on the cpu?

Can you use Open Image Denoise on the gpu in blender 2.91 or will it only work on the cpu? And if you can do it on the gpu, how?
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Getting Error “CUDA binary kernel for this graphics card compute capability (8.6) not found”

I have a new NVIDIA RTX 3080 FE and I just started having issues where I'm unable to render via Cycles when in CUDA - GPU Support. When I first installed the card I didn't have any issues initially. I ...
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Speed up rigid body simulation baking?

I'm making train simulations using rigid bodies and I would like to bake them more quickly so I can tweak parameters more efficiently than before. Is it possible to force blender to use parallel ...
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Why am I getting an OpenCL driver error with BlendLuxCore when I'm rendering using CPU only?

I'm running Blender 2.8.3 on Ubuntu 18.04. I downloaded BlendLuxCore for Linux 64 bit and followed the instructions to install it as an add-on to Blender. When I select the LuxCore render engine, set ...
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No compatible GPUs found for path tracing NVIDA Ge-Force

I'm sure someone else could have asked this but I cant find any questions that are the same as me. I have a NVIDIA Ge-force RTX 2060 and I have an up-to-date driver installed for it: (https://www....
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Issue: EEVEE unexpected long initialization time while rendering

I am rendering a scene that I have been working on for days. It has not a lot of detail, just a few not complex materials. It rendered in EEVEE fine with 1.1s per frame. I just changed some animations ...
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361 views

Blender 2.9 does not recognize my GPU

Until now until Blender 2.83.4 my GPU NVIDIA GeForce GTX TITAN X 12288 MB is recognized via CUDA. With Blender 2.90 and Blender 2.90.1 no GPU is seen, also not under CUDA. What is wrong? I'am therefor ...
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Render OPTIX on T4 GPU

T4 GPU is an RTX GPU, in the nvidia documentation it supposed to support OPTIX. But when I try to render using OPTIX on that GPU, blender renders on CPU. I tried to retrieve all available GPUs and ...
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When rendering, the first tile gets stuck, however other tiles complete the scene

Im rendering in cycles with GPU, 128px tiles, and square samples off. Its a simple animation and when a new frame starts all the tiles complete relatively fast except one, sometimes two. They are ...
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GPU not recognised

I have just moved over to Windows 10 (from Mac) and can't get my GPU to show up in Blender's Cycles Compute devices either under CUDA or OptiX ("No compatible GPUs found for path tracing"). ...
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Can I use Nvidia Cuda cores and NVLINK for EEVEE?

This question mainly pertains to Nvidias development within Blender. I currently have a 2080 and I know that Cycles ustilizes CUDA cores for rendering. However I plan on purchasing 2 3090's whenever ...
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Why are my renders being rendered by my CPU and not my GPU?

In this screencap you can see I have GPU Compute selected but my rendering is being done by my CPU. Does the fact that GPU Compute is grayed out mean GPU acceleration isn't available on my card (...
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Can't render using GPU on blender 2.90.1

My blender keeps crashing whenever I try to render on my GPU, this issue has only happened since I updated to the most recent version ( 2.90.1 at time of writing ) anyone else have this problem? SPECS:...
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Cycles rendering mode crashes the entire program AMD OpenCL

I never had this problem before, I recently came back to Blender and I'm doing the Donut series by Andrew Price, everything was working fine and I got midway but from one day to another, the entire ...
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Is pooling vram with Nvidia NV-Link actually possible?

I'm trying to find out if pooling VRAM between multiple cards is actually possible--I've received conflicting information. In a recent chat with NVidia tech support about my Quadro RTX 5000, I was ...
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Blender won't see my nVidia GPU and 2.90 crashes but 2.91 doesn't

having a bit of a problem with Blender 2.90 and 2.91 My scene works in 2.83, and blender sees my GPU, no problems. With 2.90 it can't see my GPU and it crashes on the same scene. 2.91 doesn't crash ...
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Blender 2.9 instantly crashes when I try to render in Cycles

Blender 2.9 crashes instantly when I try to either render the viewport in cycles or when I try to render the scene in Cycles. My computer: Mac Pro early 2009 OSX 10.13.6 High Sierra 3.33ghz 6-core ...
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Blender Cycles rendering with GPU freezes (2.90) can someone point me to a guy who actually knows what the errors mean

Hi i have 2 rtx 2080ti and this issue has been going on for over a month. the cycles render engine pops up with an "illegal cuda error message" or sometimes it doesn't even mention the error ...
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Why do rendered images using a GPU have vertical lines in versions after 2.81?

While using GPU rendering I get vertical lines over the rendered object. Until version 2.81 I don't get this anomaly, I thought it would be some bug in version 2.83, but in version 2.90 presents this ...
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Rendering (CPU+GPU) crash almost every time

I have a newly created .blend file (totally about 83 000 faces and 8 MB large) that crashes almost every time I Cycles-render with cpu+gpu. I have set it to 500 samples and 1920x1080@250% (i.e. not ...
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OPENCL - Linux Mint - Celeron

I have a celeron j3455 CPU with HD Graphics 500 and Linux Mint 20 OS. I have tried to install intel-oplencl-icd to get GPU rendering. To my surprise blender 2.9 won't even start (I have to kill the ...
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Remesh modifier hits cpu instead gpu and crashes

Adding the remesh modifier and increasing the voxel amount first triggers the cpu going up to 100% and then crashes blender. I've set CUDA in preferences and GPU for cycles, which otherwise work. How ...
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1 Nvidia 3090 or 2 Nvidia 3080s for a 3d workstation? [closed]

Currently I'm running very large scenes for particle animations / simulations. I'm particularly concerned about the memory management distribution of the 2 3080 gpus approach for these very memory ...
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Compatibility of GCN1 AMD RADEON 8790m graphic card with blender

I have just bought Dell e6540 with AMD Radeon 8790M graphic card. Is there any way to render on GCN 1 GPU on blender.
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CUDA ERROR - illegal adress when rendering

I'm trying to render my scene, which was working fine before, but suddenly when I want to render it starts to throw CUDA error. I upgraded to 2.9 and same deal. I'm using OPTIX denoiser, but render on ...
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Very low GPU usage while rendering

My GPU usage is at around 5 to 9 percent. I would like to know if it is normal? And why?
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MULTIPLE RTX 2080 GPU's in Blender 2.9 not being utilized

First up, I am a complete noob when it comes to Blender, so I apologize in advance if I am asking rookie questions. I am a specialist box builder for the pro level film & video editing industry. I ...
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Fluid Simulation issues

Real quick, here's a snapshot of my specs: CPU: Intel i7-10700 GPU: Gigabyte 2070 Super 8GB RAM: Samsung 16GB Now I'm still new to blender and to simulations and what not, but I was following along ...
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How do I fix the issue of my computer crashing wehenver I try to render an animation in blender cycles?

I use Blender 2.79 because the newest version doesn't work on my old computer. My Computer crashes whenever I try to render an animation with 185 frames in Blender cycles. I tried both exporting it ...
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My GTX 1060 GPU doesn’t work on Blender 2.9 as OptiX

I understand that the non RTX GPU has also been changed to use OptiX in this 2.9 update. However, my GPU (GTX 1060) outputs a message when OptiX is selected that it will be rendered as a CPU and ...
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2answers
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Wierd pixel issues in final render (GPU only)

I recently noticed with the new Blender update to 2.90.0 these dark, vertical, one pixel wide artifacts on my final render. It only happens with my AMD GPU: Software version ...
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Principled BSDF and Glass BSDF black in GPU Cycles viewport rendering

When I use CPU everything works fine, but when I switch to GPU all materials using Principled BSDF or Glass BSDF shaders go completely black in the viewport rendered view; all other shaders seem to ...

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