How to determine what version of SQL Server Management Studio you are running can be determined within SQL Server Management Studio by performing a SQL Query.
1) Open Microsoft’s SQL Server Management Studio
2) Connect to a database server
3) Click ‘New Query’ from the toolbar.
4) Past the following query and execute:
SELECT SERVERPROPERTY('productversion') as ProductVersion SELECT SERVERPROPERTY('edition') as EDITION SELECT SERVERPROPERTY ('productlevel') as Level
Your results should look something like this: