All Questions
Tagged with rendering performance
120
questions
0
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0
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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
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 ...
- 217
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 ...
- 11
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 ...
- 55
0
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0
answers
102
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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I'm trying to render scrolling text (well, in 2.79, because I'm outdated)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 ...
- 16.1k
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 ...
- 1,064
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 ...
- 3
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 ...
- 21
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0
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160
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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 ...
- 503
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, ...
- 11
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 ...
- 191
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 ...
- 173
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0
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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,
...
- 291
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 ...
- 2,550
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
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? ...
- 1
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 ...
- 63
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 ...
- 11
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 ...
- 21
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 ...
- 13
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 ...
- 141
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 ...
- 73
1
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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 ...
- 462
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 ...
- 31
0
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0
answers
266
views
Does using Eevee with heavy rendering make Blender lag like in Cycles?
I use blender 2.79. When I render really heavy objects blender starts to lag, although my PC specs are good. Does Eevee do the same? I have seen on youtube that it is much faster, but what about very ...
- 131
0
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0
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273
views
Why does Eevee take so long to render an empty scene?
If i open a new instance of Blender with the default cube scene and hit Render Animation, the rendering speed is something in the neighborhood of 2 to 4 frames per second. Even after making the scene ...
- 101
1
vote
1
answer
674
views
Performing a quick / rough render
Is there a way to reduce the quality of a render in order to output it quicker? I'm currently using the Cycles Render in Blender 2.79 and find it quite slow on my old machine.
It would be good if I ...
user79329
0
votes
1
answer
8k
views
RTX Quadro 4000 vs RTX 2080 [closed]
I`m from Russia so sorry for my English.
I have to plan to start learn blender (sculpting and making short cartoons 5 min max)
Now I have 8700K + 32 RAM + RTX 2080
Do be better to change GPU to RTX ...
1
vote
0
answers
192
views
EEVEE Adding noise texture lags out renderer
I'm trying to make a Dr. Strange style shield, I've got the lighting down, but whenever I add the noise texture to vary the light on the shield, it lags out whenever I try to render the animation. Any ...
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8
votes
1
answer
1k
views
Cycles Renderer - Updating Shaders and Images Every Frame?
This question is more of a curiosity to the potential of increasing render times, however, after finding very little out about this anywhere else, I am thinking it may be an intentional feature.
I am ...
- 81
1
vote
0
answers
38
views
Confused by the difference in render time between two projects
I'm still a beginner with Blender (been doing stuff occasionally for a year now), so I've got no knowledge about the intricate technicalities of rendering but this is the first time I'm really ...
- 41
1
vote
0
answers
74
views
How much would Blender benefit from multiple core / threads?
I'm currently building a PC for game development (and regular gaming of course :P) and I have all of my parts chosen (Radeon RX 580, 16gb Corsair vengeance, 256gb m.2, 1 TB HDD, MSI B450 Gaming Plus) ...
- 11
1
vote
0
answers
183
views
What graphics card is faster than i7
I have a 5th generation MSI BOARD, H77MA-G43 with 16 Gig ram and CPU: i7 3770|3.4GHz.
I render within cycles, the render time of the i7 CPU is 5 times faster than the GeForce Gtx 1050 ti
What graphics ...
- 71
4
votes
1
answer
1k
views
Render is much faster when laptop is plugged in and charging [closed]
My laptop seems to be rendering infinitely faster whilst charging then it does when it's not charging for some reason.
My setup is an i7 9th gen w/ an RTX 2060. I'm rendering using OptiX.
As can ...
- 271
2
votes
1
answer
408
views
Blender 2.81 render not using all GPUs
I have 2 Nvidia GTX Titan Black graphics cards in my machine, but Blender keeps using only one of them.
I have them both checked in the Preferences > System > CUDA tab but when I render and take a ...
- 21
0
votes
1
answer
232
views
Is it worth running Linux on my Mac to use the built in AMD graphics card?
Is it worth running Linux on my Mac to use the built in AMD graphics card with Blender? Right now I'm only using cpu and it takes a very long time for high poly rendering. Would it work to partition ...
- 111
0
votes
1
answer
971
views
Terrible VSE output performance when rending
I use Blender as VSE.
I was going to edit some clips. my setting is in screenshot.
Blender version: 2.81a, download from Steam.
OS: Win7-64bit
My Hardware:
i7-4790k with 16G memory
Nvidia Geforce ...
- 113
8
votes
5
answers
7k
views
Is it possible to render a movie on a single computer in blender?
Is it possible to render a fairly graphical movie on a decent gaming-computer, with a GTX graphics-card, 4 2 GHz core CPU and 8 GB of RAM, or do you need to have a gigantic rendering-farm like Disney?
...
- 89
0
votes
0
answers
91
views
How to make performance test while render my scenes
I want to do a performance test via scenes that I created.
Could you give me some tips or applications which will check performance in the blender? GPU, CPU, Memory usage?
Or maybe it's possible to ...
- 1
0
votes
0
answers
253
views
Desktop GTX 1070 barely faster than GTX 1050-Ti mobile in cycles
I'm rendering 10 frames of a scene both on a Dell XPS 15 Notebook and my Desktop PC.
Desktop: i5-2500K + GTX 1070 8GB
Notebook: i7-8750H + GTX 1050-Ti mobile
Desktop:
CPU (i5-2500K): 2:34 min
GPU ...
- 1
0
votes
1
answer
688
views
How do I render animations in a workspace-like manner? (Blender 2.8)
I'm starting to learn how to animate, and something that I have noticed in blender is that it is faster to use a screen recorder (such as OBS) and play back the animation in blender (in Eevee Viewport ...
- 103
1
vote
0
answers
389
views
No render speed difference in Eevee cpu vs gpu
My gpu got damaged last night so I removed it and started using blender with cpu only. I found that there is no difference in render speed or performance between cpu vs gpu. 2 second per frame on cpu ...
- 73
1
vote
0
answers
125
views
Blender for competition? [closed]
I am in a competition. I am literally 2 weeks into game dev, and rarely use Blender. I normally just use it for a brief tutorial, and if it works, it works, if not, I just forget about. So the ...
- 33
1
vote
0
answers
3k
views
AMD RX 570 GPU slower rendering than NVidia GTX 1050 Ti?
I recently built a new PC running on a Ryzen 7 2700X CPU and AMD Radeon RX 570 GPU. However, I'm getting significantly longer Cycles rendering times than my old Intel i5 PC running on an older NVidia ...
- 11