Oracle has been publishing white papers that describe uses and characteristics of the SPARC SuperCluster product. Here are just a few:

• A Technical Overview of the Oracle SPARC SuperCluster T4-4
  SPARC SuperCluster T4-4 is a high performance, multi-purpose engineered system that has been designed, tested and integrated to run a wide array of enterprise applications. It is well suited for multi-tier enterprise applications with Web, database and application components. This 20-page paper discusses the components and technical characteristics of this product.
• SPARC SuperCluster T4-4 Platform Security Principles and Capabilities
  The security capabilities designed into the SPARC SuperCluster, and architectural, deployment, and operational best practices for taking advantage of them.
• Consolidating Oracle E-Business Suite on Oracle’s SPARC SuperCluster
  This Oracle Optimized Solution describes the implementation and use of SPARC SuperCluster as a consolidation platform for E-Business Suite in 30 pages.
• Oracle Optimized Solution for Oracle PeopleSoft Human Capital Management on SPARC SuperCluster
  The Oracle Optimized Solution for PeopleSoft Human Capital Management on SPARC SuperCluster is the industry's only proven, tested, applications-to-disk solution that maintains excellence managing absences, optimizing collaborative activities, streamlining knowledge and honing processes; 31 pages.

I hope you find some of those papers useful.