The following sections list the hardware and operating system requirements for Dreamweaver CS3 running on the Microsoft Windows or Apple Macintosh platforms.The computer on which you install your Adobe Dreamweaver CS 3 should meet the following Minimum Specs. For information about Dreamweaver CS3 hardware requirements, see System Requirements below :

Dreamweaver CS3 Minimum System Requirements For Windows
Processor: Intel Pentium 4 or Centrino (or compatible)
Operating System: Windows XP SP2
Memory: 512 MB
Hard disk: 1.3 GB of free space
Media: DVD-ROM drive
Internet or phone connection for activation

Dreamweaver CS3 Minimum System Requirements For Mac OS X
Processor: G4, G5, or Intel-based Mac
OS: Mac OS 10.4.8
RAM: 512 MB
Hard Disk: 1.7 GB of free space
Media: DVD-ROM drive
Internet or phone connection for activation

Download : Adobe Dreamweaver CS3