The document discusses new features in SAP BW 7.3 including semantically partitioned infoproviders, hybrid providers, improved data flow capabilities, and enhanced integration with SAP BusinessObjects. Semantically partitioned infoproviders allow dividing data models into equally sized partitions for improved scalability and maintenance. Hybrid providers combine historic data in an infocube with real-time data from a virtual provider or datastore for near real-time reporting. New data flow tools provide a wizard for modeling, copying, and migrating data flows. Integration with SAP BusinessObjects allows OLAP analysis directly within Microsoft Office applications.