SharePoint 2010 Enterprise Search Features
Search everything and find anything in Microsoft® SharePoint Server 2010 with Enterprise Search.
FAST Search Server
FAST Search Server provides the power and speed of a ‘Google’-esque engine, but is made to fit in with your existing federated data repositories.
Learn more about FAST Search Server for SharePoint 2010
"Did you mean…"
Search by people and expertise or use the “Did You Mean” & related queries feature for results from previous searches. Microsoft® SharePoint 2010 Server also enables social behavioral searching to improve relevance based on how many clicks an item receives.
Visual search experience
Search is made visual with document thumbnails and previews, initiating an interactive experience within any Web browser. SharePoint 2010 also conducts searches on Windows mobile devices, in addition to Microsoft® Windows 7 desktops.
SharePoint Server 2010 Records Management Features
SharePoint Server 2010 Insights Features