# Tagged Questions

Questions on using Mathematica functionality to take advantage of a Graphics Processing Unit, a special stream processor designed for highly parallel computer graphics operations.

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### solve ray intersection with plane on gpu?

I'm ray-tracing a bunch of rays with random direction from a single point to a fixed plane via a curved surface. The time consuming part is finding the intersection of the initial rays with the curved ...
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### CUDA problem: CUDALink experienced an unknown error

I found the document here just after I have posted it, but I will leave the question open in case people want to discuss this a bit more. I was just trying out my GPU, so I used the code here. My ...
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In here, there was a similar problem. So I went to the link provided: http://www.wolfram.com/CUDA/CUDAResources.html Now, The table does not have my version. ...
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### I need some GPU benchmark for Mathematica [closed]

I am considering to buy a GPU. I need to know two things: Is it possible to solve a system of differential equations using GPU and Mathematica's functions? I need to know how much faster would be ...
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### Can GPU (CUDA) speed up LinearSolve?

Is there a way to use GPU (CUDA) to speed up LinearSolve?
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### A simple experiment to understand CUDAFunctionLoad

In an attempt to answer my own question (Beginner CUDA: two dimensional blocks and two dimensional threads?). Please excuse the long post, it contains for examples I constructed as an experiment to ...
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### Looking for a working mathematica CUDA port of NVIDIA's nbody.cu

I am trying to extend an example that is provided as one of NVIDIA's prototypical examples: http://docs.nvidia.com/cuda/cuda-samples/index.html#cuda-n-body-simulation I'm trying, but haven't been ...
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### Beginner CUDA: two dimensional blocks and two dimensional threads?

This is a follow up question to: CUDA: setting grid dimensions. The purpose of the question is to understand how Mathematica is interfacing with CUDA's architecture. I have a related question/request ...
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### How to select default graphics device for charting?

Is there a way to tell Mathematica to use a specific graphics device for charting? My laptop has two graphics devices; an on-board Intel chip and a Nvidia graphics card. I noticed in Mathematica's ...
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### Combining images with CUDA

SMALL UPDATE: This question is left as unanswered, because none of the existing answers as of yet actually use CUDA (though, whilst being very useful). 2nd Edition: To make it a bit more clear, and ...
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### Automatic Cuda/CPU code; Fast programme run [duplicate]

I have developed my thesis codes by means of Mathematica software in a .nb file format. Despite using the available Parallel code capabilities and doing all the numerical integrations by means of ...
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### How is the dimensionality of an OpenCL problem specified?

When writing an OpenCL kernel, calls to get_global_id() are used to determine the "position" within the problem that a particular instance of the kernel is working ...
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We are running a Windows 7 machine with Nvidia GTX 770. According to this reference GPU Hardware: CUDA for Mathematica 9 is not supported on that hardware. Is there any way to get it running? ...
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### Can Mathematica automatically take advantage of the GPU on the new Mac Pro?

I'm upgrading my Mac to one of the new Mac Pro R2D2 Darth Vader models that have just been released. They come standard with twin AMD FirePro D300 cards, or twin D500 cards. I don't need that much ...
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### Nonlinear least squares on a GPU with Mathematica 9

Update: A Mathematica wrapper for (https://github.com/zitmen/cuLM) should allow for us to directly implement the Levenberg-Marquardt algorithm in CUDA for nonlinear least squares fitting. In a ...
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### OpenCL Dot Product

I have to calculate billions of dot products. My current implementation uses Compile to generate C code and it's very fast (10s ...
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### GPU user experiences

Edit Thanks to all who have responded! I now have plenty of information on the GeForce 650M GPU as found in most new, mid-range Mac laptops; the Mandelbrot code below runs in comfortably under a ...