Questions about using CUDALink, Mathematica's method to accelerate programs using NVidia graphics cards.

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CUDAFunctionload error

I am trying to get CUDAFunctionLoad to work with Mathematica 9.0. I installed the latest clang and the Nvidia Tools 6.0. but I keep getting the error message: ...
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378 views

Poor CUDALink performance, when calling a kernel multiple times

When working on a project of mine I noticed that CUDALink shows very poor performance when calling CUDA kernels multiple times in a loop-construct. To demonstrate this I put together this little ...
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Does OpenCL/Cuda memory leak if not Unloaded? Problem with allocating/loading GPU memory in Module

The GPU memory manager documentation is not too clear, does GPU memory leak if not explicitly unloaded or if the symbol that holds the reference to the GPU memory gets collected, the GPU memory gets ...
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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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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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258 views

How to invert a matrix with 100 trillion elements?

I have a $10^{7}\times 10^{7}$ matrix with the following properties: it is sparse it is gamma-5 it is almost Hermitian. If $M$ is the matrix we are trying to invert, we know $M=A M^{\dagger} A$ ...
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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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119 views

Can GPU (CUDA) speed up LinearSolve?

Is there a way to use GPU (CUDA) to speed up LinearSolve?
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774 views

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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181 views

CUDALink ran out of available memory

I have a problem with automatic GPU memory management when using CUDA. The situation is the following: I create a simple CUDA function that operates on a 2D array (image), which does not take much ...
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224 views

CUDA* commands are very slow on OS X and Mac

I have Mathematica 8.0.4.0 installed on my new MacBook Pro running OS X 10.8. I also have the latest CUDA drivers (and even the CUDA SDK) from nVIDIA. I've noticed that commands like CUDAQ[] take a ...
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Slow speed when CUDAQ (from CUDALink) download data from Wolfram servers

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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Broad Phase Collision Detection with Mathematica and using CUDA

In this and this post, I asked the question about a fast sweep and prune algorithm implementation for broad phase collision detection. To further speed up things a CUDA implementation would be even ...
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48 views

Why does the iteration not work here in cuda?

I tried to implement Jacobi method for 1D Poisson's equation using CUDALink. The kernel is (I use only 1 block): ...
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55 views

CUDA functions cannot be compiled

i5-3210M, GT 630M; Windows 8.1 x64, Visual Studio 2013; CUDA 6.5 has been installed. One of the clues I found is that GT 630M didn't appear in the list of graphics cards supported by CUDALink ...
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82 views

Missing MSVCP110.dll for CUDA

I am trying to get CUDA running on Mathematica, when I execute CUDAQ[], it gives a error message of missing MSVCP110.dll. Please assist. Thank you.
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179 views

CUDA 5.5 and Mathematica 9 code problem

In Mathematica 9, I entered the following sample code, but it returns an error. I can not figure what is not right. Any help? ...
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CUDA, Fourier and PDE

I am numerically solving by an Runge-Kutta method a partial differential equation of the form $$\frac{\partial}{\partial z} E(z,\omega,r)=\alpha(\omega)FT^{-1}\left[ ...