User`s guide

gpuDeviceCount
11-133
gpuDeviceCount
Number of GPU devices present
Syntax
n = gpuDeviceCount
Description
n = gpuDeviceCount returns the number of GPU devices present in your computer.
Examples
Determine how many GPU devices you have available in your computer and examine the
properties of each.
n = gpuDeviceCount;
for ii = 1:n
gpuDevice(ii)
end
See Also
arrayfun | feval | gpuDevice | parallel.gpu.CUDAKernel