How to identify SQL Server version information.
It couldn’t be much easier, really. Run the following T-SQL Script SELECT SERVERPROPERTY(‘productversion’), SERVERPROPERTY (‘productlevel’), SERVERPROPERTY (‘edition’)
For more information on the results it returns have a look at the following KB article ; http://support.microsoft.com/kb/321185
Alternaltively, open SSMS, right click on the SQL Server, and then choose Reports –> Standard Reports –> Server Dashboard.