This paper presents the results of performance benchmarks for comparing several common PHP runtime environments and configurations. The application used for benchmarking is Drupal, the open source social publishing platform.
Building Social Businesses on the Web with a Framework for Content and Community
Social publishing combines groomed and authoritative content, produced by an organization and emphasizing its core messages, with user-generated content that customers contribute via blogs, wikis, and social media tools. Drupal is an example of a social publishing platform, developed and maintained as an open source project, and delivered at an affordable cost.
Going Beyond Social Business Software
This paper compares the total cost of ownership of the Open Source Social Publishing Drupal solution to various proprietary Content Management systems, Social Business Software alternatives, and other community building software platforms.
This free 30-page guide offered by Mediacurrent and Acquia provides practical advice on how to approach a Drupal web site project and hands-on planning tools. The document goes into granularity about how an organization can proactively position and scope their Drupal based initiative for long-term success.