Team Foundation Server 2012 Update 2 supports 2010 Build Agents and Controllers
[UPDATE 9/26/13] TFS 2013 will include support for both TFS 2010 build agents and controllers and also TFS 2012 build agents and controllers. One of the changes we made in TFS 2012 for Update 2 was to support TFS 2010 build agents and controllers. This provides several major benefits. The first is the obvious one of not having to upgrade your buil...