FIFA 10 vs. FIFA World Cup South Africa 2010: Which Game Are You Looking For?

Two games cover the 2010 World Cup:

• FIFA 10 (Released October 2009 by EA Sports): Includes the 2010 FIFA World Cup as a major game mode. Play the tournament with national teams.
• FIFA World Cup South Africa 2010 (Released April 2010): Standalone game focused exclusively on the tournament with a more comprehensive World Cup experience.

Depending on what you want, either FIFA 10 or FIFA World Cup South Africa 2010 is the relevant title.