Release Date

March 27, 2019

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: 5.3.0
  • Katana: 3.0v1+, 3.1v1+
  • 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: 419.67 or higher


  • Update to Arnold Update Arnold core to which includes some important bug fixes. See the core release notes for more information.

Bug Fixes

  • #374 GPU cache population script not reporting enough information

  • #375 Shelf scripts with Qt4 UI do not work in Katana 3.1+

  • #376 Update alternate-named global setting parameters in update script


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