source: sasview/docs/sphinx-docs/source/user/opencl_installation.rst @ cbbb6a4

ESS_GUIESS_GUI_DocsESS_GUI_batch_fittingESS_GUI_bumps_abstractionESS_GUI_iss1116ESS_GUI_iss879ESS_GUI_iss959ESS_GUI_openclESS_GUI_orderingESS_GUI_sync_sascalccostrafo411magnetic_scattrelease-4.1.1release-4.1.2release-4.2.2ticket-1009ticket-1094-headlessticket-1242-2d-resolutionticket-1243ticket-1249ticket885unittest-saveload
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Documentation added for gpu computations of sasmodels (related to ticket #572)
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OpenCL Installation

1. Check if you have OpenCL already installed

Windows

The following instructions are based on http://web.engr.oregonstate.edu/~mjb/cs475/DoIHaveOpenCL.pdf

  • Go to: Start -> Control Panel -> Administrative Tools
  • Double Click on Computer Managment
  • Click on Device Manager
  • Click open Display Adapters
  • Right-click on available adapter and select Properties
  • Click on Driver
  • Go to Driver Details
  • Scroll down and see if OpenCL is installed (look for OpenCL*.dll files)

Mac OSX

For OSXs higher than 10.6 OpenCL is shipped along with the system.

2. Installation

Windows

Depeneding on the graphic card on your system, drivers can be obtained from different sources:

Mac OSX

N/A

Note

Note that Intel provides an OpenCL drivers for Intel processors: https://software.intel.com/en-us/articles/opencl-drivers This can sometimes make use of special vector instructions across multiple processors, so it is worth installing if the GPU does not support double precision. You can install this driver alongside the GPU driver for NVIDIA or AMD.

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