Snow Leopard Graphics Update v1.0

The Snow Leopard Graphics Update contains stability and performance fixes for graphics applications and games, including fixes that:

• address frame rate issues occurring in Portal and Team Fortress 2 on certain Macs
• resolve an issue that could cause Aperture 3 or StarCraft II to unexpectedly quit or become unresponsive

For more information about this update, please visit this website: http://support.apple.com/kb/HT4286