Difference between sql server 2005 and sql server 2008

There are some differences between both .
 

Sr No	SQL Server 2005	SQL Server 2008
1	XML datatype is introduced.	XML datatype is used.
2	Can not encrypt the entire database.	Can encrypt the entire database introduced in 2008.
3	Datetime is used for both date and time.	Date and time are seperately used for date and time
4	No table datatype is included.	Table datatype introduced.
5	SSIS is started using.	SSIS avails in this version.
6	CMS is not available.	Central Management Server(CMS) is Introduced.
7	PBM is not available	Policy based management(PBM) server is Introduced.