Apple MacBook Memory Upgrade Configurator - choose your Model:

2006 Model 1.83/2.0/2.16GHz Core 2 Duo
2006 Model 1.83/2.0GHz Core Duo
2007 Model 2.0/2.2GHz
2008 Model 2.1/2.4GHz
2008 Model Unibody 2.0/2.4GHz
2009 Model Unibody 2.26GHz
2009 Model White 2.0GHz
2009 Model White 2.13GHz
2010 Model Unibody 2.4GHz