To maximize rendering speeds in both VRay Next and VRay 5, implement these standard production practices:
Many VFX houses stick with V-Ray Next 5.x for Maya because the licensing server is stable, and there are no breaking changes in their legacy pipelines. It is the "safe hot" choice. vray next 5x for 3ds max maya revit other 2 hot
The second update to V-Ray 5 for Revit introduced powerful new tools for architectural visualization: To maximize rendering speeds in both VRay Next