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

learn more… | top users | synonyms

1
vote
1answer
228 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 $M=A M^{\dagger} A$ ...
1
vote
1answer
145 views

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: ...
6
votes
0answers
326 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 ...
5
votes
0answers
162 views

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 ...
4
votes
0answers
72 views

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 ...
3
votes
0answers
87 views

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 ...
2
votes
0answers
40 views

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 ...
1
vote
0answers
76 views

Can GPU (CUDA) speed up LinearSolve?

Is there a way to use GPU (CUDA) to speed up LinearSolve?
1
vote
0answers
749 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 ...
1
vote
0answers
176 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 ...
1
vote
0answers
213 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 ...
0
votes
0answers
32 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): ...
0
votes
0answers
51 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 ...
0
votes
0answers
74 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.
0
votes
0answers
116 views

NVCC running CUDA in Mathematica 9.01 CudaCCompiler[] fails

This is an old thread that received no responce but like to post again. Anyone here using Mathematica and CUDA? I have not been able to have Mathemartica detect teh CUDA able C compiler. ...
0
votes
0answers
65 views

Mathematica 9.01 and CUDA under VB 2013 and modified CCompilerDriver

I tried to force CUDA using Visual Studio 2013 C compiler by manipulating the VisualStudioCOmpiler file found at C:\Program Files\Wolfram Research\Mathematica\9.0\AddOns\Applications\CCompilerDriver ...
0
votes
0answers
56 views

Error in CUDALink installation? SystemInformation[] does not report version number

I am using Mathematica 9.0.1.0 for linux, on Crunchbang "Waldorf" (Debian 7). Video card is nVidia NVS 3100m. CUDA version is 5.5, and video drivers are 331.49 as installed by smxi. My issue is ...
0
votes
0answers
174 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? ...