SharePoint 2010中提供三种搜索服务，下表中列表了它们所支持功能的一个对比：
| Feature | SharePoint Foundation 2010 |
SharePoint Server 2010 |
FAST Search Server 2010 |
| Basic Search | Yes | Yes | Yes |
| Document preview | No | No | Yes |
| Indexing sites | Yes | Yes | Yes |
| Indexing external content | No | Yes | Yes |
| People search | No | Yes | Yes |
| Query federation | No | Yes | Yes |
| UI-based administration | Limited | Yes | Yes |
| Visual best bets | No | Limited | Yes |
注：下面参见文章2中的微软官方文档给出了更详细的说明。
参见：
1. http://www.learningsharepoint.com/2010/08/22/comparing-sharepoint-2010-search-foundation-vs-server-vs-fast/
2. http://office.microsoft.com/en-us/fast-search-server-help/getting-started-with-fast-search-server-2010-for-sharepoint-HA101819825.aspx