- Defrag Harddrive
- Set Javaw.exe to high priority and one CPU in Task Bar
- Tried performance improving mods: Optimine, Optifog
- Tried performance improving programs: Gamebooster
- Format harddrive and reinstall OS and Minecraft
- Updated all drivers for any possible hardware, including the Joystick, though you don't use it for Minecraft
- Allocated more memory to Java like this
- Searched anything on this Website to get help
- Tried the game in offline mode, browser based and with the minecraft.exe
- Defraged your RAM
- Turned of all unnecessary background programms
- Turned the graphics to low as possible
- Specially experience this after 1.5.1
- Used 40, 60, 90 or 200 FPS framerate Cap
- Switched your Windows style
- Downgrade or entirely deinstall your GPU drivers
- Turning off vertical synchronisation/vertical refreshment on your GPU
- Turning of auto update for Windows and/or your Antivirus software