Volumetric Ambient Occlusion v1.10 vs v2.0 performance comparison - new version has about 40% performance increase thanks to temporal accumulation and filtering. : r/Unity3D
shaders - Unity - Ambient Occlusion artefacts - Game Development Stack Exchange
Unity - Manual: Ambient Occlusion
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Reflection map (rm?) and Ambient Occlusion map (AO?) in Unity - Unity Answers