https://learn.unity.com/tutorial/optimizing-graphics-in-unity
4. Multithreaded Rendering & Graphics Jobs
1. Rendering
2. Camera
Clear
Clear flags
Discard and Restore buffer
Tile-based Rendering
RenderTexture Switching
FrameBuffer Compression
Culling
Frustum Culling
Occlusion Culling
Multiple Cameras
Per-Layer culling distances
Skinned Motion Vectors
Fillrate
Overdarw
Overdraw view
Transparency
Alpha Blending
Draw Order
Z-testing
Draw Call Batching
Instancing
Geometry
Level of Detail (LOD)
Static Scenes
High-Quality LODs
Runtime Mesh Combination
Animation LODs
3. Textures
Asset Auditing
Texture Compression
ASTC
PVRTC
GPU Upload
Load Behavior
Awake Behavior
Memory Behavior
4. Multithreaded Rendering & Graphics Jobs
5. Framebuffer
6. Shaders