While 2020.3 was a mid-cycle update, the hardware baseline remained consistent with the 2020 release:
: A certified professional-grade GPU (NVIDIA Quadro or AMD FirePro) is typically recommended by Autodesk Certified Hardware for production stability. Autodesk Maya Hardware Requirements - Cerise Computers Autodesk Maya 2020.3
: The major technical addition was the updated Bifrost Extension for Maya, which improved graph readability and performance for procedural effects. While 2020
: Minimum 8GB RAM, though 32GB to 64GB is recommended for high-polygon scenes. While 2020.3 was a mid-cycle update
: Integrated automated tools to convert messy scan data or high-poly sculpts into clean, usable quad-based geometry. System Requirements