All Sites Communities Content Search Insights Composites
SharePoint 2010 Foundation SharePoint Server 2010 Standard SharePoint Server 2010 Enterprise
  Includes Foundation Features Includes Foundation and Standard Features
Site Search Basic Sorting Advanced Content Processing
Best Bets Advanced Sorting
Click Through Relevancy Business Intelligence Indexing Connector
Enterprise Scale Search Contextual Search
Federated Search Deep Refinement
Metadata-driven Navigation Extensible Search Platform
Mobile Search Experience Extreme Scale Search
People and Expertise Search Rich Web Indexings
Phonetic and Nickname Search Similar Results
Query Suggestions, "Did You Mean?", and Related Queries Thumbnails and Previews
Recently Authored Content Tunable Relevance with Multiple Rank Profiles
Relevancy Tuning Visual Best Bets
Search Scopes  
SharePoint 2010 Search Connector Framework
Windows 7 Search