Questions tagged [gpgpu]

General-purpose computing on graphics processing units (General-purpose graphics processing unit, GPGPU) is the utilization of a graphics processing unit (GPU), which typically handles computation only for computer graphics, to perform computation in applications traditionally handled by the central processing unit (CPU).

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Does QGIS 3.6.0 make use of GPUs in order to accomplish 2D tasks (rendering, zooming, panning…)?

does anyone know whether last versions of QGIS (like last one, 3.6.0) make use of GPUs (either integrated or dedicated ones) in order to accomplish 2D tasks (rendering, zooming, panning...)? If it ...
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188 views

Implementing gdal2tiles tools by using GPU or OpenGL to accelerate speed?

The gdal2tiles.py is very useful, but it is some slow when I want 10 or up levels. I think the bottleneck is I/O, so I want to how solve the problem by GPU?
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1answer
107 views

Module QGIS work in Pycuda processing it through the card

Is it possible when I speak through processing.runalg('saga:changegridvalues) format rasters .tiff there was a process not through the processor and graphics card through, that would speed up the ...
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1answer
201 views

QGIS new version on UBUNTU 14.04 Nvidia Jetson TX1

I had tried to install the latest QGIS following the commands listed on QGIS Documentation ; But they seem not to work for the arm architecture of Nvidia Jetson TX1 & i get a clash of the version ...
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1answer
735 views

Does GDALWARP have support for OpenCL speedup to orthorectification?

So I am attempting to orthorectify some images very large images. The process can take several hours so currently I am relying on using 8 threads to perform the speed up. However, the GPU does not ...
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1answer
131 views

Best program or tool for visualising big data sets really fast 10-20 GB data if the users don't know squat about GIS? [closed]

I have between 10-20 GB various GIS-data that there is a need to set up och and visualise for various users who want to be able to pan, zoom and switch between various layers and groups of layers ...
24
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1answer
2k views

What does the adoption of Python by NVIDIA for GPGPU mean for GIS?

Today NVIDIA announced support for the Python language on its flavor of GPGPU (CUDA). Manifold GIS uses CUDA to enable some accelerated raster operations but it is not a programmable environment and ...
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1answer
1k views

ArcGIS Server 10.1 - GPU Processing Support

Does ArcGIS Server 10.1 or any of its extensions (e.g. 3D Analyst, Spatial Analyst) take advantage of GPU processing? Dell have a new server, the R820, that has an option to include a GPU. Hence the ...
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5answers
1k views

Background reading on using GPUs for GIS?

I'm interested in the emerging intersection between GIS systems and GPUs, which can provide orders of magnitude improvement to certain classes of GIS problems. Do you know of any good resources ...