5.5.3 - Arnold for Maya
July 2, 2025
MtoA 5.5.3 uses Arnold 7.4.2.2 and is a minor feature release.
Installation
Download Arnold for Maya from your Autodesk Account. See Download Arnold for more information about downloading MtoA from your Autodesk Account.
Follow these installation instructions.
Enhancements
- Add support for Maya File > Archive Scene : Arnold nodes like aiStandin, aiVolume and aiImage that reference files on disk will now add those files when using the Maya Archive SCene tool in the File menu (MTOA-164)
Bug Fixes
- ARNOLD-13885 - Arnold GPU does not match CPU for polymesh.matte
- ARNOLD-14922 - Matrix modification of child object matrix in procedural_update is randomly ignored
- ARNOLD-15574 - Broken Cryptomatte due to NVIDIA compiler/driver float bug starting with 553.09
- ARNOLD-16333 - MaterialX relative path does not work with Arnold
- ARNOLD-16328 - Bucket corners stay at the end of the rendering in ARV with imagers
- ARNOLD-16410 - Numerical precision error in camera shutter_curve when almost 1
- ARNOLD-16415 - Don't reinterpret_type the pointers
- ARNOLD-16418 - Crash when adding objects to a funcptr procedural
- ARNOLD-16492 - Regression in procedural destruction time
- usd#2340 - Fix warnings when nodes are deleted during batch sessions
- usd#2334 - Fix random crashes with husk and cryptomatte
- MTOA-2403 - [Installer] MtoA doesn't clean install folder before installing on macos
System Requirements
- Maya 2024, 2025, or 2026
- Windows 10 or later, with the Visual Studio 2019 redistributable.
- Linux with at least glibc 2.17 and libstdc++ 4.8.5 (gcc 4.8.5). This is equivalent to RHEL/CentOS 7.
- x86-64 CPUs need to support the SSE4.1 instruction set.
- macOS 10.13 or later, macOS 11 and later for Maya 2024
- Apple Mac models with M series chips:
- Natively supported by Arnold for Maya 2024
- Supported under Rosetta 2 mode for older versions of Maya
- GPU rendering and Optix denoising work on Windows and Linux only, and require an NVIDIA GPU with the Maxwell architecture or later.
- On Linux, we recommend 570.153.02 or higher drivers.
- On Windows, we recommend 573.42 or higher drivers.
- Intel OIDN GPU support is limited to:
- Apple native CPUs (M1 and newer)
- Intel Xe dedicated and integrated GPUs
- NVIDIA GPUs using Turing or newer architectures
- AMD GPUs with RDNA2 (Navi 21 only) and RDNA3 (Navi 3x) architectures