http://developers.de/blogs/damir_dobric/archive/2009/08/07/dropshadoweffect-causes-performance-degradation-in-silverlight.aspxWhen working with Silverlight you might notice sometimes performance degradation which you cannot explain. To ilustrate this take a look on following XAML example. The picture above shows one page in XAML which contains two commented blocks. When theseenCommunityServer 2008 SP1 (Build: 30619.63)http://developers.de/blogs/damir_dobric/archive/2009/08/07/dropshadoweffect-causes-performance-degradation-in-silverlight.aspx#7330Fri, 21 Aug 2009 10:32:21 GMT7e491611-45ad-4dae-a68f-c4cb64439510:7330Martin Kirk<p>you can use the ShadowBox to up the performance: <a rel="nofollow" target="_new" href="http://blogs.msdn.com/timrule/archive/2008/04/29/innerglow-effect-for-silverlight-2-beta-1.aspx">blogs.msdn.com/.../innerglow-effect-for-silverlight-2-beta-1.aspx</a></p> <p>its 2-3x more FPS then Effect.DropShadow !!!</p> <div style="clear:both;"></div><img src="http://developers.de/aggbug.aspx?PostID=7330" width="1" height="1">