-No active tool manager any more, it has ben replaced by the am who can be used in múltiple instances if you liked the old worklfow.
-Drag & drop for most text input Fields (selection restrictions etc).
-Animation in the am by using the red dots / circles for each property.
-Almost every animatable porperty can be used in the new head up display.
-Mouse centred global popup with the most common commands.
-Tearable menús for fast interfaz adjustment.
-Head up display for Many viewport and scene informacións as well as nearly every object property. Properties can be grouped and modified as well as animated in the viewport.
-Wastly extended viewport options.
-Multi key shortcuts.
-Optional fin display for Bones.
-Auto switch mode.
-Brush tool (smear, pull, surface, normal, repel, spin, twistear, vortex and Smooth for modelling, Paint, blur, intensity and bled for vertex weights) several fallof options including user defined.
-Stitch & Sew.
-Bevel with user defined Spline.
-Close polygon hole.
-Measure & construct.
-All older tools have ben completely overhauled all of them now interactive.
-Selection functions: loop, ring, outline, fill.
-Easier selection conversión by using qualifiers when switching modes.
-Múltiple object modelling.
-N-Gon on/of option for most tools.
-Cached software shadows.
-Increased Ray Depth (500 instead of 50).
-New fresenel option for more realistic Glass.
-Sub polygon displacement with diferent smoothing options (can replace hns in some situations).
-Displacement now with intensity, intensity (centered), rg, RGB (local/world), 16 bit per channel support.
-New fast hard-ik.
-Faster and more predictable software IK.
-IK / FK blending.
-Auto IK loock.
-Motion blending with ghosting.
-Motion retargeting todo match motions todo diferent Skeletons.
-Cloth Nurbs that allows todo give Cloth thickness.
-Selected Polygons can be excluded from collision- Posemixer is now a tag and more powerfull then ever.
-Quaternion interpolation (thre variations).
-Combustion, Final Cut.