All Questions
Tagged with rendering performance
120
questions
0
votes
0
answers
13
views
Can blender make use of an integrated GPU and a discrete GPU at the same time to speed up renders? [duplicate]
I was thinking about getting an APU for my next build and was curious if I also get a discrete GPU can blender make use of both kind of like a dual GPU render? Would there be any performance increases ...
1
vote
0
answers
187
views
How to improve performance when rendering freestyle lines only?
I have a moderately complex scene that I wish to render in a "line only" style like blueprints. I've enabled freestyle rendering and stuck with the Workbench render engine given that I don't ...
1
vote
0
answers
179
views
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 ...
2
votes
1
answer
521
views
Keep Blender open after running script from command line for higher rendering throughput
I am using Blender for on-the-fly data generation for a machine learning task. The data creation process should be fast, and is conditioned on some parameter values given by my model, e.g., an RGB ...
0
votes
0
answers
102
views
What's the fastest way to render a scrolling text?
I'm trying to render scrolling text (well, in 2.79, because I'm outdated)
I tried rendering ordinary 3D text and it took about 2+ seconds per frame.
So I tried rendering the text to an image 1920 x ...
5
votes
1
answer
2k
views
Performance impact with complex procedural materials vs image textures?
This is a topic that is somewhat important to me. Let's say I create a complex procedural material with several procedural textures. I could either leave the material as-is, or I could bake it onto a ...
0
votes
1
answer
2k
views
Dual GPU doesn't speed up rendering in Cycles
A few days ago I finished a build, including two Titan XP.
The goal was to get faster rendering, letting the gpus work as two seperate cores that render two chunks at the same to nearly double the ...
2
votes
0
answers
1k
views
How can I speed up my render times in Eevee?
I started learning Blender this past July and I have fallen in love with it. I've felt very accomplished by all that I learned myself, so I decided to start a project related to my job. Since I had 5 ...
0
votes
0
answers
160
views
Is it a bad idea to have multiple smoke domains?
I have this scene with 3 smoke domains, each with different properties. Whenever I try to render in cycles, it crashes. I'd like to know if using multiple smoke domains is significantly more demanding ...
0
votes
0
answers
2k
views
Slow Workflow with RTX 3060
I am quite desperate, because I just bought a new laptop (XMG CORE 17 - E21qzj FHD i7
16GB 1TBSSD RTX3060 W10H) and I tried to adjust all the settings, but it is just so slow.
Right now I am trying to ...
0
votes
1
answer
3k
views
Is it dangerous leaving PC Rendering overnight? [closed]
Not actually a blender issue, I’m rendering in Cycles using Blender and the animation is quite long, I started rendering 13 hours ago and it’s not even at half animation. So, since it’s a job that I ...
1
vote
1
answer
385
views
What am I doing wrong? Rendering takes forever [closed]
I am a beginning art student who is trying out Blender for the first time. I made this file for my class, but rendering seems to takes forever. It feels like it should be a rather simple animation, ...
0
votes
0
answers
71
views
Trying to finish a blend-file before the 20th for my daughter
So, I've followed all the tutorials that I can find, and as straight forward as it seems, it just ain't. I load the template, I change the text, I set the output file, go to render and it starts, ...
1
vote
0
answers
135
views
blender crashed twice during long render, how to detect and remedy reason for crash?
I am brand new to Blender. I'm running Blender 2.8 on Ubuntu 20.04. I've been working through an explosion tutorial. I have a simple-but-glorious explosion using only a single emitter and I've been ...
0
votes
1
answer
297
views
Which gives better performance in render/viewport: mask modifier or assinging a transparent material?
I have a character model where a good portion of the skin is covered by clothes. To prevent the skin from clipping through the clothes, I assign a transparent material to the areas that aren't ...
1
vote
0
answers
338
views
Internal recording from camera 3D in Blender, is it possible? [closed]
by chance in blender is it possible to make an internal recording from a 3D camera located in position ''x'', for the performance of the activity in progress? He is then able to exploit the shot for ...
0
votes
0
answers
144
views
Cycles Render in viewport extremely slow?
I have two 2080 TIs (both are checked on in the system settings), but cycles takes minutes to becone visible enough through the render noise to see my scene. This doesnt seem right to me....is it,
...
1
vote
0
answers
101
views
playing with View Layers - are they always all rendered?
I'm playing with View Layers since I have to separate a lot of stuff from a scene.
It's working great but I was wondering how it does impact the render performances.
If I have, let's say, 10 View ...
0
votes
1
answer
38
views
How to get image in real-time? [closed]
It doesn't matter if it works like a capture or if the quality is very low. There's no reason for shadows or light, too. I hope to get only materials' color and shape of model. Just i want real-time. ...
1
vote
2
answers
5k
views
How to prevent Blender from crashing when running out of memory?
I'm waiting for like 5 minutes for a render to start, nothing happens (Blender 2.90.1) and Blender is crashing in the end. I already tried to render the project using Blender 2.83.8 but I'm getting ...
0
votes
1
answer
140
views
Are there downsides to increasing viewport samples?
By default the viewport samples are 32 (at least on my machine). This gives me a rough render fairly quickly when the viewport isn't changed. But are there downsides to increasing this number? ...
0
votes
0
answers
2k
views
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 ...
1
vote
0
answers
454
views
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 ...
2
votes
0
answers
618
views
Blender too slow for my new computer?
I just bought a new computer and I was following the donut lesson of Blender Guru.
When I raise up the number of subdivision of the donut (Viewport) to 3, the problem starts.
I can not smoothly move ...
0
votes
0
answers
159
views
What costs so much perfomance in my scene?
I have an animated scene with imported CAD models. Already upon importing the first model and applying materials to it, the perfomance started to decrease drastically, despite me 'optimizing' the ...
3
votes
2
answers
3k
views
How is real-time rendering different in blender from game engines?
Real-time rendering is the key feature of game engines like Unity and Unreal. Although advanced rendering by Cycles should take a while, I think Eevee should be able to deliver real-time rendering.
I ...
0
votes
1
answer
247
views
Blender 2.83 GPU render slows compared to CPU
I am doing animations for over 3 years and i never came across the scenario that GPU render slower than CPU.
I m currently rendering a scene and the same scene is being rendered by CPU in 9 minutes ...
0
votes
1
answer
508
views
Rendering on CPU vs GPU how to enable CUDA and performance on older system
I am on an older system, Windows 7, it is built on an Asus Sabertooth X58, I am low on RAM @ 4GB , CPU is an Intel I7 950 a Quad core @ 3.07 GHz, graphics card is a Geforce GTX 460 , boot drive an OCZ ...
1
vote
0
answers
280
views
Render profiling in blender 2.8
Sometimes, when I add a shader node render times for a single object are reasonable but, whenever I try to render sets of said object (e.g. tree --> forest) rendering takes up days or even weeks ...
1
vote
1
answer
723
views
What to choose GPU or CPU , and should I use opencl, Linux (openSUSE)?
AMD ryzen 5 2600 6 cores
RX570 vid card.
16 gig ram.
I have done allot of research, but can't find what ideally would be the best setting for my system.
At the moment Blender says my vid card does not ...