Since Minecraft 1.15 animated textures aren't handled as good as in Minecraft 1.14. This cause a significant FPS drop when the game has to render lots of complex animated textures.
Since Minecraft 1.15 animated textures aren't handled as good as in Minecraft 1.14. This cause a significant FPS drop when the game has to render lots of complex animated textures.
Please provide a screenshot of this occurring with the Alt+F3 debug screen enabled.