The Ribbon interface and Quick Access toolbar were significantly refined for better workflow consistency. System Requirements for 64-Bit Versions
To run the full 64-bit version of AutoCAD 2010, your system must meet these specific Minimum System Requirements : autocad 2010 portable 64 bits ingles full
The 2010 release was the first to use a new DWG file format that remained standard through the 2012 version. Notable improvements included: The Ribbon interface and Quick Access toolbar were
New commands like MESHSMOOTHMORE and MESHREFINE allowed for more intuitive creation of organic shapes. autocad 2010 portable 64 bits ingles full
Improved the ability to export and import high-quality PDF files for easier sharing.