Refer to the system requirements and certification documentation for information about hardware and software requirements, platforms, databases, and other information.
Both of these documents are available on Oracle Technology Network (OTN).
The system requirements document covers information such as memory requirements, and required system libraries, packages, or patches:
http://www.oracle.com/technetwork/middleware/ias/downloads/fusion-requirements-100147.html
The certification document covers supported third-party products:
http://www.oracle.com/technetwork/middleware/ias/downloads/fusion-certification-100350.html