New things in SilverLight 5
Improved Media support
Remote control support for users to control playback.Trick play allows to fast forwarding,reversing and plays at different speed is possible.
Text improvements make it possible to build rich magazine-style text layouts
Multicolumn text and linked text container allow text to flow around other elements.Text clarity is improved with Pixel Snapping.OpenType support has been enhanced.
Printing
Support for Postscript vector printing enables users to create faster, higher-quality reports and documents, including the ability to create a virtual print view different from what is shown on the screen.
Click events
Added support for double-click and Combobox type ahead.
Performance improvements
Reduced network latency by using a background thread for networking.
XAML parser improvements that speed up startup and runtime performance.
Support for 64-bit operating systems.
Debugging Models and Data-binding
Debugging support now allows breakpoints to be set on a binding, so you can step through binding failures.Binding in style setters allows bindings to be used within styles to reference other properties.Multiple Window support, enabling user to multi-task various functions within a common application.Markup extensions allow code to be run at XAML parse time for both properties and event handlers, enabling cutting-edge MVVM support.
GUI improvements
Hardware acceleration is enabled in windowless mode with IE 9.Immediate mode graphics API allows direct rendering to the GPU.Graphics Processing Unit (GPU) accelerated 3-D application programming interface (API) provides rich graphics on the Web for building advanced data visualizations and rich user experience (UI).
Tags: SilverLight 5