Here are some presentations from Microsoft Gamefest 2010 about DirectX 11:
- DirectX 11 Technology Update
- Think DirectX 11 Tessellation! – What Are Your Options?
- DirectX 11 DirectCompute: A Teraflop for Everyone
- Advanced Rendering Techniques with DirectX 11
- Best Practices for DirectX 11 Development
- Fluid Simulation Driven Effects in Dark Void
Complete list:
http://blogs.msdn.com/b/chuckw/archive/2010/06/16/gamefest-2010-presentations-posted.aspx