Different method

DECLARE @Bitbucket CHAR(10);

SET STATISTICS TIME ON;

SELECT @Bitbucket = substring(convert(varchar(100), SomeDate,13) , 4,8)

FROM dbo.JBMTest

SET STATISTICS TIME OFF;

and results:

CPU time = 1078 ms, elapsed time = 1073

Tiempo de CPU = 1047 ms, tiempo transcurrido = 1042 ms.

CPU-Zeit = 1062 ms, verstrichene Zeit = 1056 ms.