Questions tagged [hardware]

Use for questions relating to Blender's performance and usage of computer hardware.

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21
votes
3answers
38k views

Blender 2.78 with Windows 10 lags when interacting with the UI

Update This has been confirmed resolved in a later version 376.33 and possibly the update prior. meta Okay, I recently did a computer update. I used to run Blender 2.77 on a Dell desktop (5 GB RAM, ...
17
votes
5answers
5k views

Why/how does tile size effect performance?

The general wisdom is "for CPU use 32x32 tiles, for GPU use 128x128 or bigger, depending on your card". But why? Why should a ...
10
votes
3answers
11k views

Why can't I use GPU rendering in Blender?

Why is it that Blender will only allow me to render with a CPU (GPU choice is unavailable)? Or is it until I acquire a graphics card that is specially built for such a task? The images below show a ...
6
votes
3answers
5k views

Is it possible to both GPU and CPU render in the same Blender instance?

I have a Quad core CPU, that renders 4 chunks at a time. I also have a GTX 1060, which renders one chunk at a time, but renders chunks about 4x faster than the CPU. Can I use these both in the same ...
5
votes
1answer
2k views

How can I view my scene using the Oculus Rift CV1 and the OpenHMD branch of Blender?

On Graphicall there's a branch called OpenHMD, which basically should enable Blender to interact with VR glasses like the Oculus Rift. I do have a CV1 (consumer version) available, as well as a DK2 (...
5
votes
1answer
754 views

How to use dual scroll wheel mouse in Blender?

I've seen some mice with an extra scroll wheel like the Logitech MX Revolution. Is it possible to use this in Blender? If so, what is a good use for it? I currently have a MX518 mouse, which has ...
4
votes
1answer
2k views

Blender 2.8 Beta: No compatible GPUs found on iMac (2018)

I have a iMac 27" 5K 2018 with an AMD Radeon Pro 580 GPU. Blender 2.8 cannot find a compatible GPU for Cycles render engine. In Blender 2.79 my GPU worked. What do I need to do so that my graphic ...
3
votes
1answer
565 views

How to write a small program to use the Crayola Easy Animation Studio with Blender? [closed]

Link to more info: https://www.youtube.com/watch?v=MnX6pHC9VwE I saw the Crayola Easy Animation Studio for about $17. It would be cool to hack this to drive Blender animations. It looks to have about ...
3
votes
2answers
7k views

CUDA error: Out of memory in cuMemAlloc(&device_pointer, size)

My GTX 960 is reporting there there is not enough memory, even when another person the same card is able to render it fine. The other person had the same set up as I do and rendered the same scenes. ...
3
votes
1answer
67 views

Video editing in mediocre hardware

I was thinking of an idea to edit full HD videos in mediocre hardware. Firstly downscale entire video clips to a lower resolution eg. 640px. Edit and play around with these low res clips. Then let the ...
3
votes
1answer
5k views

Does Blender support dual-GPU rendering if the two GPUs aren't the same?

I have a GTX 1060 6GB in my current build, and I also have a GTX 960 2GB in storage. I was wondering if I got one of these bad boys, and got both of my GPUs in one build (Not SLI or CrossFire, just in ...
3
votes
3answers
1k views

GPU not showing up in Blender?

Just installed Zorin OS (a Linux distrubution) and installed Blender. I am running this Linux alongside Windows 10. So I go to the system tab in Blender and see that my GPU is not listed! Why is my ...
2
votes
2answers
1k views

Render the same frame using multiple computers

Is there any way to use Cycles to render a frame with two computers? I have a desktop PC and a laptop, both with a GTX 1070 and I would like render the same frame having 2 tiles, each tile being a ...
2
votes
1answer
752 views

Geforce Gtx1070 - Supported or not?

I'm thinking of buying a new computer for 3d modelling. I read that there are/were problems with geforce gtx1070. is this still a thing or is it fixed by now?
2
votes
1answer
84 views

Budget PC Build for Blender 2.8 [closed]

I'm planning to build a pc for Blender 2.8, mainly for cycles rendering and sculpting. Will this build be sufficient for the task and for long term use? Ryzen 7 2700 Motherboard (supports crossfire) ...
2
votes
3answers
2k views

Blender GPU rendering pcie x16 to x1 using riser cables

Do blender GPU cycles rendering, need x16 or x8 pcie lanes? Riser cables enable 6 GPUs (depending on motherboard) because its using x1 pcie lane. Will it bottleneck or not because its doing only ...
2
votes
1answer
1k views

Does CPU matter when rendering with GPU?

A bit of context: I've got two graphics cards (not in the same build, my motherboard cannot support that), a GTX 1060 and a GTX 960. I use the 1060 for most rendering and gaming and such, but the 960 ...
2
votes
1answer
347 views

Blender not starting

I am using Windows 10 32-Bits, and whenever I start blender I get this error message: I have tried re-starting it and also searching for the solution over the internet, but in vain, I have not found ...
2
votes
1answer
414 views

Does (display) mean that the card is not fully utilized for Cycles rendering?

My GTX 1070 card shows as (display) in Preferences>System even though I use the integrated video for the monitor. Does the (display) designation mean that the card is not fully utilized for Cycles ...
2
votes
0answers
82 views

Can I reduce rendering time by adapting computer hardware? [closed]

Can I reduce rendering time by adapting system requirements? And if I can, what are the things I have to consider while adapting my Computer? If I want to get output instantly withing few minutes even ...
1
vote
1answer
5k views

Which Mac should I buy for Blender 2.8? [closed]

I am considering purchasing a Mac for my godson who will be using it to run Blender 2.8. I know very little about this program. All I can find are requirements for a Mac that will run earlier ...
1
vote
2answers
596 views

nVidia driver causes flickering viewport background

I noticed a flickering background whenever I click a button or orbit in blender 2.8 or 2.79 It only happens when I use my NVIDIA 940mx but not when I switch to the integrated Intel 620. I can't ...
1
vote
2answers
6k views

Can mining rig be used for blender rendering?

I have seen some mining rig with 6 gpu in one motherboard, can you use that for rendering? edit: http://www.coinminingrigs.com/how-to-build-a-6-gpu-mining-rig/ 1x 1200 Watt Power Supply 1x 6 GPU ...
1
vote
2answers
756 views

Accessing the RMB feature on a Mac laptop

Please note: I realize this question is very similar to this one but I assert that it is not a dupe because it involves specific a hardware/OS combo! More importantly, this question is really about ...
1
vote
1answer
499 views

How to limit VRAM usage for Blender?

I have a computer at home with a GTX 1060, and an i5-4460. I use this computer for most of my rendering and 3D modelling. My school issues Chromebooks, which obviously I can't use Blender on. My ...
1
vote
1answer
405 views

How do I pan in Blender using a Wacom 3D Pen?

I've just got a Wacom 3D pen for sculpting in blender and in the video Wacom released for the pen it shows you can navigate without using the keyboard: https://www.youtube.com/watch?v=tcIVpiK3TXw ...
1
vote
1answer
140 views

What is my PC Capable of Doing in Blender? [closed]

What is my PC Capable of Doing in Blender? Let me quickly display the stats of my current Laptop stats so you can understand what I am working with when I use Blender: HP Pavilion dv7 Notebook PC OS:...
1
vote
1answer
227 views

Pair Of Pro Duo for a Blender workstation

I am building a new workstation solely for working in Blender & am wondering if Blender would recognize and utilize 2 x Pro Duo. AMD Pro Duo description: https://pro.radeon.com/en/product/pro-...
1
vote
1answer
77 views

Is there a way to boost my performance manually?

When my files get around 190 MB big the performance gets slow. Especially when using dynotopology. It starts lagging and sculpting won´t work in real time. Isn´t 8GB RAM enough? Is my Mac already to ...
1
vote
1answer
174 views

Dream Render engine

I am using Blender to render 360 spherical stereo images for viewing with a VR headset. As you can imagine, the rendering demands are quite high and this is now beginning to limit my productivity. I ...
1
vote
1answer
90 views

Blender 2.8 causes all other versions to not run!

After installing 2.8 i use it for 5 min then it stops responding and crashes. I try to reopen and the console is blank and it never ends up working. All other versions of blender i have installed also ...
1
vote
1answer
339 views

Blender not registering Keyboard and limited Mouse Input

2.8 is currently unusable for me, the program is not recognizing any keyboard keystrokes and will only allow me to select things with the mouse. The middle mouse button does not register anything and ...
1
vote
1answer
110 views

Benchmarks for choosing the right CPU

Is there any reliable benchmark resource (website?) for choosing the right CPU for Blender? I found http://blenchmark.com/cpu-benchmarks, but they seem not reliable. For example, according to them, ...
1
vote
1answer
53 views

Error message when trying to open blender

I have downloaded blender but an error comes up ...can't detect 3d graphics card...blender requires card with open GL 2.1 How do I get this driver?...I am on windows 10 Thanks
1
vote
1answer
363 views

CUDA, 3D Hardware & Nvidia driver, my Blender goes crazy

First I want to say that yesterday everything worked fine for me. Let's start. When I launched the blender this morning, I saw this: I very quickly found a solution to this problem (Blender Can&#...
1
vote
1answer
186 views

Question about using multiple graphic cards to rendering

I have some questions about multiple graphic card . Now I am using GTX1060 6G .I want to add another graphic card to speed up my rendering process(For example: GTX 1060 6G x2 or GTX 1060 6g+GTX ...
1
vote
1answer
963 views

CUDA & OpenCL GPUs compatibility in Cycles

I would like to add second GPU to my rig (currently I have GTX 1070). My budget allows two options: 1070 ti or Vega 64 (which seems to be much faster in Cycles) The question is: can a CUDA based GPU ...
1
vote
2answers
172 views

Macbook trackpad very slow scrolling/panning (disable acceleration?)

I'm having issues scrolling in any toolbar or view in Blender on my Macbook Pro 15" (Late 2016). If I use two fingers, and move them rather slow over the trackpad, almost nothing happens. I need to ...
1
vote
1answer
458 views

Blender keeps Crashing on Chromebook

I have a chromebook that I installed crouton on (for those who don't know it just turns Chrome OS into a normal Linux System) and I tried using blender on it and it crashes after a few seconds even if ...
1
vote
0answers
12 views

Problem using branched path tracing with ati 1050 card

Every time I use branched path tracing in cycles rendering, I get an error message of cuda failed. I have an atI 1050ti nvidia card. It works fine with path tracing. For branched path I always need ...
1
vote
0answers
33 views

Are mining systems suitable for use as a render farm?

I recently found a motherboard that accepts up to 8 graphics cards (and therefore GPUs) directly, without the need for riser cards etc. It is marketed as a Mining computer for mining Bitcoin etc., but ...
1
vote
0answers
231 views

Feasibility of Raspberry Pi 4 render farm [duplicate]

With the recent release of the raspberry pi 4, you can now get a model with 4 gigs of ram as opposed to the old 1 gig and quad core 1.5ghz processor as opposed to a quad core 1.2ghz processor. I've ...
1
vote
0answers
41 views

Pen won't sculpt in blender

I've just started using blender. At first, my XP PEN was able to sculpt just fine using its pen. Now, however, the pen suddenly doesn't work when sculpting. The tablet recognizes the pen is there, as ...
1
vote
0answers
29 views

Is there a limit to the number of GPUs I can use? [duplicate]

I'm putting together a mining-like render build with over 10 GPUs. And I would like to ask is there a limit of gpu's I can use on given time. I am asking this because I can go with like 4 680's (Each ...
1
vote
0answers
181 views

Is there a setting I can change in 2.8 that will prevent system lockup when attempting cycles rendering with an unsupported graphics card?

I have a Radeon 7000 series graphics card, on Linux Mint 18. AMD does not support their driver anymore (as far as I can tell based on old forum posts) and I can only use the open source driver for the ...
1
vote
2answers
243 views

Blender 2.8 - Keyboard not detected

I'm trying out the latest Blender 2.8 beta (tried both 15th and 16th of December) and I can't get Blender to detect my keyboard. No key works. If I look in the user prefs/input it's completely empty. ...
1
vote
0answers
17 views

What piece of hardware handles keyframes (specifically AnimAll V-Col)

I'm finding my current system is lacking (Trident 3 MSI) when it comes to doing V-Col masking keyframes for cell/toon shaded 3D animations. Physically painting the masks in vertex color mode also is ...
1
vote
0answers
182 views

Cycles rendering on 3x1080ti ----2x1080 with slow CPU and low RAM

I'm trying to use my mining rig like render farm. All carts are connected by raisers PCI-E x1 not PCI-E x16 ports. MB: ASUS Z97-E/C/SI CPU: Celeron G1840 Ram: 2GB GPU: 3x1080TI 3x1080 I use blender ...
1
vote
0answers
47 views

Cycles is not working

I switch to Cycles rendering engine in Blender but it doesn't switch rather Blender crashes. Previously it didn't happen but now after installing an NVIDIA 710 GT 2GB graphics card it keeps happening. ...
1
vote
0answers
418 views

Blender does not seem to utilize CPUs and GPUs effectively for rendering

I've just built myself a new machine because rendering times on my laptop were prohibitive. It's an i7900 10 core processor, 32GB RAM and two Quadro P4 graphics cards with 8GB memory each. The cards ...