How can I move LOB_DATA ( varbinary/image/text) to different Filegroups
Kimberly Tripp &amp; Paul Randal has a couple of excellent posts on this very subject at sqlmag.com:

http://www.sqlmag.com/blog/sql-server-questions-answered-28/sql-server-2008-r2/moving-lob-data-142636
http://www.sqlmag.com/blog/sql-server-questions-answered-28/database-administration/moving-lob-data-keeping-table-online-142703