Beta 1.1 integrates updated rendering algorithms that change how Minecraft processes chunks and entities. By optimizing culling (not rendering blocks that are out of your line of sight), the client reduces the load on your graphics card. Players transitioning from the stock launcher or early beta versions can expect a noticeable jump in average FPS and fewer sudden frame drops. 2. Streamlined Mod HUD Editor
In testing environments, Tuff Client Beta 1.1 demonstrates noticeable improvements over vanilla Minecraft and older client builds: Vanilla Minecraft Tuff Client Beta 1.1 40–60 FPS 110–140 FPS Average FPS (High End) 200–300 FPS Memory Usage High (~4GB) Optimized (~2.2GB) Input Latency Noticeably Reduced tuff client beta 1.1
Here's a more detailed breakdown of the core upgrades found in the Beta 1.1 releases: Beta 1