If you are looking for the "Generate" features or general capabilities of the 64-bit 2012 version, here are the core technical highlights: Core Features of AutoCAD 2012 (64-bit)
Autodesk stopped supporting AutoCAD 2012 years ago. A portable version won’t receive any security or compatibility fixes.
: Integrated controls in the top-left corner of the drawing area that allow you to change views, visual styles, and viewport configurations instantly.
The legitimate 64-bit version of AutoCAD 2012 brought several notable updates:
AutoCAD 2012 introduced several tools that remain foundational to the software today: Associative Arrays: