SSRS 2008 : New features

(1)No Sitewide settings in Report manager
(2)All access rights privilages are granted at the database
(3)No IIS in 2008 (it goes directly to http.sys layer)
(4)Only one page worth data is rendered
(5)rdl is exposed as an object model
(6)No more table and matrix ... its called tablix
(7)Report Builder is a stand alone application and you need not have visual studio installed
(8)No Data Tab .. instead we have a pane on th eleft side which shows parameters, datasets
(9)New ruler in SSRS 2008

Note:
Improvements of SSRS 2005 over 2000:
(1)Direct Client Printing
(2)User Sorting
(3)Multivalued Parameters
(4)Custom Report Items
(5)Report Designer Improvements
(6)Analysis Services Query Designer
(7)SQL Server Management Studio Integration
(8)Report Builder Model Designer
(9)Report Builder Client
(10)Report Viewer Controls

(11)Visual Studio Integration (can use custom .Net objects are data sources!)