Oracle Providers for ASP.NET requires the following:
Microsoft ASP.NET 2.0 or later.
Windows operating system
32-bit: Windows Vista (Business, Enterprise, and Ultimate Editions), Windows Server 2003, Windows Server 2003 R2, Windows 2000 or Windows XP Professional Edition.
Oracle supports 32-bit Oracle Providers for ASP.NET on x86, AMD64, and Intel EM64T processors on these operating systems.
64 bit: Windows Vista x64 (Business, Enterprise, and Ultimate Editions), Windows Server 2003 x64, Windows Server 2003 R2 x64, or Windows XP x64.
Oracle supports 32-bit Oracle Providers for ASP.NET and 64-bit Oracle Providers for ASP.NET for Windows x64 on these operating systems.
Access to Oracle9i Database Release 2 or later.
Oracle Cache Dependency Provider requires Oracle Database 10g Release 2 or later
Oracle Data Provider for .NET and Oracle Client (installed with Oracle Providers for ASP.NET software). You must use the same version of the ODP.NET and Oracle Client with Oracle Providers for ASP.NET. For example, if you use Oracle Providers for ASP.NET version 11.1, you should use ODP.NET and Oracle Client versions 11.1 as well.