Planar reflection = LOW FPS

Hey !
I am using a Planar Reflection on my ocean
like that the sun reflect good on the water
but when i add that planar reflection my fps are really low look the screenshots …
i loose almost 80 fps someone know how to fix this ? :smiley:
thanks !

Plannar reflections essentially render your scene second time. They are expected to be expensive.

So there is absolutly no way to fix that ?