The February SDK of Direct3D 11 is available. It brings an wellcome update of PIX for Direct3D 11 profiling.
On the same time, ATI has released 6 great samples for Direct3D 10.1 (Transparency Anti-Aliasing, High Definition Ambient Occlusion, Depth of Field) and Direct3D 11 (Detail Tessellation, PN-Triangles, Contact Hardening Shadows).