2 Shaders - Minecraft 1.12

: The most realistic option available, though very resource-intensive. It provides incredible shadows and atmospheric effects but requires a high-end GPU. Sildur’s Vibrant Shaders

: Shaders significantly increase GPU and CPU usage, often causing large FPS drops regardless of your system's power. To improve performance, you should lower video settings like render distance and shadow quality. Installation : In 1.12.2, you must use to enable shaders. Once installed, you can drop shader files directly into the shaderpacks folder in your Minecraft directory. Gameplay Trade-offs minecraft 1.12 2 shaders