Windows Server 2008 R2 HPC Edition Evaluation (http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=16d892ef-c3ed-489e-ba9a-89feb5c5bff8)
Windows HPC Server 2008 R2 Suite Evaluation (http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=4b013794-f6fc-4070-b769-9acd0c140ca9)
Windows HPC Server 2008 R2 Suite provides enterprise-class tools, performance, & scalability for a highly productive HPC environment
HPC Pack 2008 R2 Express (http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=65c22b61-be5a-4661-b19f-410a69f69597)
HPC Pack 2008 R2 Express provides enterprise-class tools, performance, & scalability for a highly productive HPC environment
HPC Pack 2008 R2 Client Utilities (http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=0a7ba619-fe0e-4e71-82c8-ab4f19c149ad)
A stand-alone, and redistributable, installer for the Microsoft HPC Pack 2008 R2 Client Utilities
HPC Pack 2008 R2 iSCSI Provider Development Package (http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=a46d403a-154e-4f6f-b105-0e291d8bc1a0)
Provides information necessary to create an iSCSI provider for HPC Pack 2008 R2
HPC Pack 2008 R2 MS-MPI (http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=ce888449-0e71-44f3-a2fc-947ec57ff90f)
A stand-alone, and redistributable, installer for the Microsoft MPI implementation
HPC Pack 2008 R2 SDK (http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=bc671b22-f158-4a5f-828b-7a374b881172)
The Microsoft HPC Pack 2008 R2 SDK was designed to provide the tools and content necessary to write parallel applications for the Windows HPC Server 2008 R2 platform.