Neat Image has been updated to version 8.3.5 and now supports AMD Radeon Pro Vega 56 and 64 GPUs that are installed in new iMac Pro computers. AMD Vega GPUs are now supported on all three platforms: Windows and Linux (since Neat Image 8.3.0) as well as OS X.
This update is available free of charge for existing Neat Image 8.x users.