- Upgrade your computer.
- Update your graphics drivers.
- Turn off v-sync by going to control panel/ display properties/ settings/ advanced/ "video card name"/ additional properties then go to the Direct3D & OpenGL tabs. Look for v-sync and turn it to "always off".
- Go to control panel/ display properties/ settings/ advanced/ monitor and change your monitor refresh frequency to the highest supported that doesn't shrink the size of your screen.
- Lower details in options such as textures, resolution, model detail, sound quality, lighting effects, etc.
- If you have a Nvidia G-force card and use Windows XP/2000 you could use try Reforce .
- Overclock parts of your computer, e.g. change FSB settings in bios to overclock the CPU if it isn't locked, overclock your graphics card (for ATI cards use
www.techpowerup.com/atitool and for nVidia use
http://fileforum.betanews.com/detail/978420955/1 ).
- Lastly , always scan your computer and close those unwanted application in Task manager.
*stickied