Never use task manager to check SQL's memory. It reports incorrect values when SQL is using locked pages.
The page size is not a concern, 8GB is probably what you have it set to be. The 200 MB is not an accurate memory usage for SQL, so no, it is not a concern.
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability