GPU Instancing
Docs
SRP Batcher が有効な場合は無視される
https://gyazo.com/cc2032b0b908a4a678b9922ca6ecd8fa
GPU instancing isn’t compatible with the SRP Batcher. The SRP Batcher takes priority over GPU instancing. If a GameObject
is compatible with the SRP Batcher, Unity uses the SRP Batcher to render it, not GPU instancing.
SRP Batcher が有効な場合は GPU Instancing の優先度が低くなるため何も影響しなくなる