Here’s the release history for Microsoft SQL Server 2008 R2. Each update is linked to its Microsoft knowledge base article with the download and the list of hotfixes included. We don’t list cumulative updates for older versions of SQL Server.
|Service Pack||Release Date||Build||Support Ends|
|Security Update – Download – Release Notes||2015/07/14||2019/07/09|
|SP3 – Download – Release Notes||2014/09/30||10.50.6000||2019/07/09|
|SP2 – Download – Release Notes||2012/07/26||10.50.4000||2015/10/13 – out of support|
|SP1 – Download – Release Notes||2011/07/11||10.50.2500||2013/10/08 – out of support|
|None (RTM)||2010/07/20||10.50.1600||2012/07/10 – out of support|
As of 2015/04/19, Microsoft’s KB 957826 says that SP3 will be “the latest and final release for this version. The SQL Server product team will not be releasing any additional cumulative updates to this release.”
Note that you can also spend more and get Premium Assurance for even longer support than we show here.