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 claims my platform is unsupported and wont open

I use a macbook air 2015 model,Mac Os montery 12.6 and was having problems in blender 3.9 where it wouldn't render one of my 2d grease pencil drawings and so i updated the application hoping this ...
Daniel Brooks's user avatar
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Blender is not detecting Amd gpu compute on windows [duplicate]

I use windows I have ryzen 5 3400g with radeon vega but now i added rx 580 2048sp recentky but it shows in belnder that gpu compute is invisible.....no amd gpu waas detected..though my blender and amd ...
Adb Craft's user avatar
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Blend file takes a long time to load and has long pre-render time (Synchronizing object) [duplicate]

I've set GPU render devices setting in both places: I've set tiles from 256 to 2048 and to 8192. I have RTX 3060TI and it takes 6 minutes to render 1 frame, which means 20 hours to finish my 200 ...
JiuyeAyan's user avatar
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AMD rx580 not supporting Blender 2.93 GPU

I recently Bought the AMD Rx580 graphics card for my blender . But the latest Version of blender didnt support my graphics card since its using HIP.. So i tried to install the older version 2.93 to ...
Yukthy Parthy's user avatar
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Compute HDR rendered image with GPU API

I'm working on a blender plugins which pre render probes and pack data in cubemap sheets. Is is here : https://github.com/gillesboisson/blender-probes-export Is render probes equi panorama using cycle ...
Gilles Boisson's user avatar
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GPU Compute breaks after trying to bake normal map

I was trying to bake textures for export to Unity and kept running into the same problem. Everything seems to work fine until I try to bake a normal map from generated shaders. Settings are as follows ...
S4MvR41's user avatar
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Why is blender default scene using so much ram? And how do i fix it?

As you can see it's using more than 90% of my gpu in cycles. It has been working fine for the last few weeks. I have experienced no problems until it just suddenly crashed when I went into render view ...
thomThalas's user avatar
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system is out of gpu memory

I am using Imac with following specification : Processor: 4 GHz Quad-Core Intel Core i7 Memory : 32 GB 1867 MHz DDR3 Graphics : AMD Radeon R9 M395X 4 GB I was trying to make stormy ocean from this ...
SYED MUNEER's user avatar
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Gpu usage spikes whenever I move the viewport around

I've got an issue that whenever I move the viewport around, the gpu usage goes from 2-5% to 35-45% and as soon as I stop moving it instantly goes back to 2-5% causing a stutter of the whole program, ...
Aslig's user avatar
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System says out of GPU memory, when I just got a new laptop

I recently got a new laptop with a Total Gaphics memory says: My computer is struggling to render and says "GPU out of data". My previous laptop had less ram and the graphics cards weren't ...
Floyd Armstrong's user avatar
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Texture baking with cycles, 100% CPU usage, but 0% GPU for the most part

Texture baking multiple objects to one texture using Cycles with OptiX. The CPU usage is mostly 100%, and GPU 0% apart from the times when an object is finished baking, and as the next one begins the ...
hunhow's user avatar
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GPU Selection Problem in multi-GPU Background Rendering with blender-3.6.2-linux-x64

I attempted rendering using a multi-GPU server on vast.ai. I considered running one instance of Blender per GPU to utilize multiple GPU resources effectively. The Blender version is blender-3.6.2-...
sanryoku-mashimashi's user avatar
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1 answer
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Black shape only visible in Cycles Renderer, can't see it in any other viewmodes

Whenever I render my scene I see this unknown black shape on the renders. I can't figure out why because it doesn't seem to exist in any other viewmodes.
Leo's user avatar
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2 votes
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Proper GPUOffScreen projection matrix from viewport

How to get proper GPUOffScreen projection matrix from viewport? API docs have example only for camera. I tried using view_matrix ...
Mikhail Rachinskiy's user avatar
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My GPU doesn't support any of the 4 options in GPU settings [duplicate]

I am so tired of only using the CPU for my renders because It's a bit slow and also makes me worry pretty much in the process about my CPU surviving it. I checked how I can force Blender to use my GPU....
Buranneg's user avatar
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No cuda or opencl on my amd gpu [duplicate]

I have a radeon rx 590 gme card of amd, when i go to prefences there is no cuda hip or open cl all of them says gpu not found or something. so my question is how do i use this card with blender as i ...
Sgt Puke's user avatar
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GPU/CPU usage in dyntopo mode

Quick question regarding GPU/CPU usage. When I am in sculpt and have dyntopo disabled my GPU shoots to 100% when I rotate view on a high vert model. But when I enable dyntopo and rotate view it gets ...
simpuss's user avatar
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Does enabling GPU work for Integrated Graphics card?

Is it that if we enable GPU in Render Properties then it works only in case of dedicated graphics card? Can it work in case of integrated graphics card?
SauravBirman's user avatar
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HIP RT checkbox grayed out and unclickable in Blender 3.6 (EndeavourOS)

I'm using an AMD Radeon RX 6600 XT with Blender, and the HIP RT (Experimental) checkbox in the preferences is grayed out and unclickable, making it impossible to enable HIP RT. Using Blender 3.6 on ...
Demigirlboss's user avatar
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Blender barely using GPU

When trying to render anything the CPU gets used a fair bit more than the GPU. I've gone through system preferences and set the GPU as the Cycles render device and set to GPU compute in the scene ...
ArcticWolf01's user avatar
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1 answer
293 views

Does selecting GPU and CPU together render faster than only selecting GPU?

I watched a setting video on YouTube and they suggested that if you have a good GPU, select the GPU and deselect the CPU? I always thought that if you select both it would render faster, is it correct ...
Jon Hogan's user avatar
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How to use AMD GPU on Mac?

Just wondering if anything has been adjusted to allow for AMD on Mac with GPU. For instance a test scene rendered with and GPU on windows got 1min30 render time on the Mac with same and GPU its at ...
sots's user avatar
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Render Time Estimation using Blender Benchmark Score

I want to estimate the time it takes for an image to render based on the Blender benchmark score. Suppose that I have a scene of similar complexity and render settings as the benchmark scenes. ...
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Blender 3.5 using CPU and not GPU even when I have set all settings for rendering

I want to use my GPU (Asus GeForce RTX 4070) when rendering in Blender 3,5. I have updated the latest drive for the GPU. And I have 16GB RAM. I have seen multiple people having similar problem with ...
David's user avatar
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Blender uses CPU instead of GPU

I'm using Blender 3.5 with Cycles. My stats are: Processor: 11th Gen Intel® Core™ i5-11400 @ 2.60Ghz Graphics card: NVIDIA GeForce RTX 2060 RAM: 32GB I've disabled my CPU in the Preferences. The CPU ...
Monika G.'s user avatar
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GPU Compute Render Setting option not available in Blender 3.0

I'm on a Macbook Pro M1 series which technically doesn't have a graphics card but does have a GPU intergrated into the M1 chip. This is a problem when I try to set the render option to GPU mode - ...
SonOne's user avatar
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2 answers
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New GPU not recognized by OpenCL and crashes often in simple render and shader mode in viewport, help?

GPU is 4070ti and only other updated component was my PSU for a higher wattage level. Previously was using a 2080ti that never had these issues. When using blender version 2.93 (tried 3.0 as well and ...
Danielle's user avatar
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2 answers
845 views

Brand New AMD GPU Not being detected by Cycles

I'm running Blender on Arch Linux with an AMD Radeon RX 7900 XT and the latest drivers and for some reason Blender is unable to detect my GPU as being compatible with HIP. As far as I am aware, my GPU ...
Doozku's user avatar
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Can't use my GPU (AMD/WIN10) [duplicate]

Ryzen 5 3600, RX590, 16gb RAM, chipset & graphics driver up to date as is Windows. I've uninstalled & reinstalled blender but still nothing. Here's the debug. ...
Nox Nox's user avatar
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212 views

On a MacBook using Metal Is there a point to having both GPU and CPU checked in Cycles Render Devices?

but have been using Blender for awhile now. I have tried searching for an answer for this and even tried the Blender documentation. GOAL: to have Blender work as stably and efficiently as possible. I ...
Christopher Hemsworth's user avatar
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410 views

Which Blender version I should use to render on an A100

I have access to a NVIDIA A100 GPU and I am trying to replicate this work. Which Blender version should I install to use the A100? With Blender 3.0, I get the error ...
albus_c's user avatar
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Cannot render with gpu in all Blender version now

After I moved my blender addon folder (may be because of this), if I change to rendermode, cannot render anything or Blender just shuts down. Was using 3.4, but 2.7 version works only with cpu. I also ...
su yeon lee's user avatar
5 votes
2 answers
3k views

Loading render kernels - what exactly that means?

When you render on CUDA (OptiX) for the first time, it displays the message "Loading render kernels." But what does that mean? Does it use the internet to retrieve some "kernels" ...
Crantisz's user avatar
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1 vote
1 answer
81 views

How to draw round point with custom shader?

I want to draw round POINT with custom vertex_shader and fragment shader. I defined the <...
Karan's user avatar
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43 views

The grid on the 3D-view is broken

The 3D-view is broken? It has weird artifacts on the grid. This happened after upgrading from an NVIDIA RTX 3070 to an AMD RX 7900 XT. I am currently on V23.4.3 for the AMD Software: Adrenaline ...
Forrest Kemner's user avatar
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1 answer
269 views

Blender doesn't use the GPU during Hybrid Rendering

I have a scene with around 7 million faces (triangles only). The scene seems to fit on the GPU, given that I see >95% GPU utilization in the task manager when I am viewing the rendered viewport. ...
Bastian Springer's user avatar
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1 answer
170 views

How to use more VRAM?

I recently bought a graphics card with 12 GB in memory, but when I model complex scenes I see very little amount of VRAM in use, and some times it gets very laggy in the viewport at less than 25% VRAM ...
Emet Derek's user avatar
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26 views

How can I make CPU takeover render if GPU crashes?

My GPU only has 12 GB of vRam, and I mainly use hybrid rendering, however if the GPU crashes, how can I make Cycles switch to the CPU so I don’t lose the render progress? I’ve been told to use an add ...
Cabbage's user avatar
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Unable to compile Optix Kernels at runtime

I have this issue, can't render with my GPU, not even in the viewport, it says ...
Emet Derek's user avatar
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0 answers
33 views

Why is my rendered low-poly object so blobby? It's rendering with polygons that aren't in the model

I'm not just new to Blender, this is actually my first Blender project that was good enough to try to render. Unfortunately, the render went poorly. I'm on a fairly new M1 Mac Mini. I used GPU ...
David Rhoden's user avatar
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0 answers
8 views

About the compatible Radeon Rx550x for Blender Cycles Render [duplicate]

I use a laptop with Radeon Rx550X and Intel UHD Graphics 620 on Intel i7-8565U CPU. However, Blender doesn't recognize both implemented GPUs. I'm using Blender3.5 and the GPU driver is the newest ...
TomJapan's user avatar
2 votes
0 answers
188 views

Drawing non-polyline smoothed lines with `gpu` module

Backstory: Since bgl module will soon to be deprecated and it's doesn't work on Metal already I was trying to move code to gpu ...
FamousSnake's user avatar
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87 views

Blender/GPU Crash

I'm trying to render out a 10 second animation as a PNG sequence. I'm using Cycles Render Engine, but the render either stops rendering after one frame is completed and I get this message "Failed ...
Thillythnake's user avatar
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195 views

How to reduce vram usage?

I'm making interior scene like these picture and also more different scene. I'm Using only 2k textures, except HDRI image, and rendering with tiling (512) and also other setting included. But it ...
Geonha's user avatar
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294 views

How to use Intel(R) UHD Graphics 730 for Blender?

Here is the issue: I am trying to use my Intel(R) UHD Graphics 730 GPU for Blender, but I can't add it as my GPU when I try to add it in preferences. Just to prove I have a GPU and that Blender is ...
kool's user avatar
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387 views

HIP error during rendering

This is the error message that blender 3.4.0 gives when trying to render on an RX6700 XT video card. The video card is new, there are no problems in other applications and games. The latest drivers ...
Alex Gantok's user avatar
2 votes
0 answers
55 views

GPU Module Color Picking Wrong Values

Please, I would like to know the following: My target is to have a color picking for the OpenGL shapes in the viewport using unique custom color for each generated object (If there is any other way ...
Mostafa Samir's user avatar
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14 views

Weird display performance behavior of cycles

does anyone ever know why the cycles previews behave so weird when using an rtx 3070 graphics card? Sometimes at startup, rendering is very slow and everything slows down, in this case, at the ...
FRYMEAT's user avatar
1 vote
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59 views

Rendering a volumetric material in cycles causes a full system crash [closed]

before I get to the details of my problem, I should probably make a few things clear Firstly, I am not a regular Blender user. I'm not completely new to Blender, but I don't have much experience with ...
Ammie's user avatar
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1 vote
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Is there a way to make blender start rendering the next frame before it is finished the current so the GPU usage is constant?

As you can see from this screenshot GPU usage goes up and down as the current frame is finished rendering and the next frame is prepared. Because the GPU is not needed while the frame is prepared the ...
Robert's user avatar
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