Actually, seems I&#x27;m wrong about that, there are now more Nvidia users on that list now. Wasn&#x27;t true last time I checked.<p>The problem with CUDA is vendor lock in. Requiring Nvidia hardware (and Nvidia binary drivers on Linux) is a no go for a lot of use cases.<p>If you need compute code that works on all platforms and all operating systems, OpenCL is your only choice.