Google SketchUp , a 3D modeling program easy to learn and use that to explore the 3D world. With the help of a few simple tools, you can create 3D models of houses, sheds, patios, home additions, woodworking projects even space ships. AND FREE
Even when we have finished creating the models, we can place them in Google Earth, upload them to the Gallery 3D, or print.
you can download it from here:
Minimum configuration for Windows
Current Version: 5.0.295
* Microsoft
Windows ® 2000, XP Home or Professional
* Pentium ® III processor at 600 MHz
* 128 MB of RAM
* 80 MB available hard disk
Video Card 100% compatible
OpenGL * Device Windows compatible pointing
* Microsoft ® Internet Explorer 6.0 or higher
* Windows ® Media Player or QuickTime 5.0 and an Internet browser for multimedia tutorial
.
Recommended configuration:
* Pentium ® 4 2 GHz or higher
* 512 MB of RAM
* Three-button mouse with scroll wheel
Source: BLOGGEA2
