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Cuda tagged stories

Hardware Video Decode and OpenGL Video Texturing for Linux

VDPAU (Video Decode and Presentation API for Unix) allows Linux systems to offload portions of video decode to the GPU. The resulting video can be post-processed with OpenGL, CUDA, or both. Watch Stephen Warren from NVIDIA explain VDPAU and demonstrate OpenGL texturing of hardware-decoded video frames. Slides (PDF) are also available.
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Q&A with NVIDIA chief executive Jen-Hsun Huang on CUDA and OpenCL

ZDNet sat down with Huang at the recent GPU Technology Conference in San Jose, California to discuss CUDA, OpenCL and all things parallel computing.
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An insiders view of OpenCL and CUDA from inside the GTC 2010 Conference

Enj appears to be enjoying the GTC 2010 Conference this week. He brings us an inside view of the conference, and a feel of the different talks on OpenCL and CUDA. If you have 5 minutes, pop over to, it'll be worth your time.
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Numerical modeling of gravitational wave sources accelerated by OpenCL

OpenCL framework to accelerate an EMRI modeling application using the hardware accelerators – Cell BE and Tesla CUDA GPU. The main goal of this work is to evaluate an emerging computational platform, OpenCL, for scientific computation. Results show OpenCL binary on a par with CUDA SDK. Baseline is an AMD Phenom 2.5Ghz CPU.
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GPU Caps Viewer 1.8.9 Available with Better OpenCL Support

The new version of GPU Caps Viewer is available with the support of OpenGL 4.1 context and a better support of OpenCL. Now you can select the GPU that will be used to execute the kernels of the OpenCL demos. GPU Caps Viewer is an information utility focused on the OpenGL, OpenCL and CUDA API level support.
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Swan released - a simple command line tool to port from CUDA to OpenCL

Developers that have a CUDA codebase and wish to be using OpenCL, here is a small tool to help you make that move. Swan is an open source GPL'd command line tool that aids the reversible conversion of existing CUDA codebases to OpenCL. A complete list of what Swan can and cannot do is available on their website.
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GPU Caps Viewer 1.8.0 With OpenGL 3 and OpenCL Support

GPU Caps Viewer 1.8.0 is available for download. This new version adds OpenGL 3 as well as OpenCL support with a new panel and several OpenCL demos. GPU Caps Viewer is a graphics card utility for Windows. It quickly describes the essential capabilities of your graphics card including GPU type, amount of VRAM, GPU temperature, OpenGL, OpenCL and CUDA API support. I also offers OpenGL and OpenCL demos to test the latest features of your video card.
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NVIDIA adds low end GeForce GTX240 with OpenGL and OpenCL support

NVIDIA launched the GeForce GT 240. The chipset uses the newer 40 nanometer manufacturing process, is low energy occupying only one slot without the need of a separate power connector. The NVIDIA GTX 240 card has 96 processing cores, 32 texture units, a 550MHz primary clock speed and can handle up to 1GB of GDDR5 memory running at 1.7GHz. The card supports OpenGL and DirectX 10-level graphics, CUDA, PhysX and OpenCL for general-purpose computing.
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Registration for NVIDIA GPU Computing Webinars on OpenCL still open

NVIDIA is hosting two more seminars over the next few days which cover 'Best Practices for OpenCL Programming', and 'An Introduction to GPU Computing and OpenCL'. The series will cover many topics including C for CUDA, programming to the OpenCL™ API , using DirectCompute and performance optimization techniques. The Webinars are presented by NVIDIA Developer Technology Engineering team and have NVIDIA staff online to answer Questions.
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Windows 7, OpenCL and GPU Computing

ExtremeTech discusses GPGPU computing on Windows 7. "Both Nvidia and ATI are committed to supporting DirectX 11 on their newest boards; and both now have early OpenCL drivers out as well. In particular, I expect both of their Windows 7 drivers will support OpenCL." says Michael Miller.
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