Adobe Photoshop CS4 Features: Access the unrivaled power of Adobe Photoshop CS4 software through a more intuitive user experience, greater editing freedom, and signification productivity enhancements. Photoshop CS4 features new ways to make image adjustments and create masks, more powerful compositing, improved color correction, accelerated graphics handling, and enhanced raw image processing. This product may allow you to access certain features that are hosted online, provided you have a high-speed internet connection. The online service, and some features therefore, may not be available in all countries, languages, and currencies and may be discontinued in whole or in part without notice. Use of the online services is governed by separate terms of use and by the Adobe Online Privacy Policy, and access to these services may require user registration. Some online services, including services that are initially offered at no charge, may be subject to additional fees. System requirements: 1. 1.8GHz or faster processor 2. Microsoft Windows XP with Service Pack 2 or Windows Vista Home Premium, Business, Ultimate, or Enterprise with Service Pack 1. 3. 512 MB of RAM 4. 1GB of available hard-disk space for installation; additional free space required during installation. 5. 1,024*768 display with 16-bit video card 6. Some GPU-accelerated features require graphics support for Shader Model 3.0 and OpenGL 2.0 7. DVD-ROM drive 8. Quick Time 7.2 software required for multimedia features 9. Broadband Internet connection required for online services.