SmoothBeta implements various different optimizations to Minecraft Beta 1.7.3 that do not affect gameplay or mechanics of the game.

Current optimizations included:

• Multidraw terrain renderer
  • May double or triple FPS
  • Makes world loading smoother by offloading some work to GPU
  • Takes less RAM by reducing terrain vertex data size by about 42%
• fastutil
  • Improves chunk lookup speed
  • Improves entity factory lookup speed
• IdentityHashMap
  • Improves entity and block entity renderer lookup speed
• Custom entity registry
  • Improves entity spawning speed by using generated lambda factories instead of reflection