The right shader mod can completely transform the appearance of Minecraft. CUDA Shaders could be that shader mod.
CUDA shaders are optimized for both high-performance PCs and older PCs. They’re designed to run smoothly on most PCs that can run Minecraft smoothly. There are actually three different versions of the CUDA shaders, including Lite, Ultra, and Default, all of which have different performance requirements.
There are only so many words I can use to describe a shader pack like CUDA. As with texture packs and resource packs, the best way to describe CUDA is to look at the pictures included on this page.
Not bad, right? CUDA has a distinctive visual effect that changes the sky colors, shadow shading, torchlight effects, and more. It changes the way Minecraft processes light and visual effects, and that makes it a perfect mod for anyone trying to improve the appearance of their game.
How to install CUDA Shaders for Minecraft 1.6.4/1.7.2/1.7.4/1.7.5
Step 2) Download the Lite, Medium, or Ultra versions of CUDA Shaders from this forum thread
Step 3) Run Minecraft and click Options, then Open shaderpacks folder
Step 4) Drag and drop the entire CUDA Shaders folder into the shaderpacks folder
Step 5) Choose CUDA Shaders Mod from the menu and click Done, then enjoy!