Release Date

January 20, 2020

This release includes the beta version of Arnold GPU

Important information about Arnold GPU (beta)

Download and Installation

Arnold, KtoA, and other downloads are available here. Installation instructions come with KtoA, but can also be viewed here: Installation.


  • Arnold:
  • Katana: 3.0v1+, 3.1v1+, 3.2v1+
  • Platforms:
    • Linux: x86-64, RHEL 6+ or compatible glibc
    • Windows: 7+ on x86-64, with VC++ 2015 redistributable installed
  • GPU (beta): see here for detailed information. Required NVIDIA drivers:
    • Linux: 418.56 or higher

    • Windows: 419.77 or higher

Bug Fixes

  • #430 Additional AOVs not denoised by noice

  • #443 Arnold crashing when using geometry.point.width on linear curves in Katana

  • #447 Light Filters are dropped in Live Rendering when the light is modified

  • #449 .ass.gz files loaded through ArnoldStandin node result in an error at render time

  • #442 Some textures not loading for hydra viewer lights
  • #441 Live changes of image shader on quad and skydome lights not working
  • #422 Light filters are not assigned to instanced lights
  • #373 enumerated value -1 is out of range on color_convert node
  • #364 Increasing the radius of a spotlight with a gobo tiles the viewport preview of said gobo


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