http://www.geeks3d.com/?p=2527
ATI Catalyst 8.12: Four New OpenGL Extensions!

Extensions changed:
GL_EXT_depth_buffer_float has been ARB-ed: GL_ARB_depth_buffer_float

New extensions:
- GL_ARB_fragment_program_shadow
- GL_EXT_draw_buffers2
- WGL_I3D_genlock
- WGL_NV_swap_group