HPC Pack 2008 R2 Express with Service Pack 4 is available

The HPC Pack 2008 R2 Express with Service Pack 4 (3.04.4169) is available for download. HPC Pack 2008 R2 Express delivers enterprise-class tools, performance, & scalability for a highly productive HPC environment, providing an integrated cluster environment featuring the HPC Job Scheduler, Message Passing Interface v2 (MPI2) and Service-Oriented Architecture (SOA) interactive application support, cluster management & monitoring tools.

Download HPC Pack 2008 R2 Express with Service Pack 4
The links in this section correspond to files available for this download. Download the files appropriate for you.

• HPCPack2008R2ExpSP4.zip (948.7 MB) Download

System requirements

• Supported operating systems: Windows 7, Windows Server 2008, Windows Server 2008 R2

HPC Pack 2008 R2 supported Operating Systems

• Head nodes: x64-based versions of Windows Server 2008 R2 Standard, Enterprise, Datacenter, or HPC Edition
• Compute nodes: x64-based versions of Windows Server 2008 or Windows Server 2008 R2 Standard, Enterprise, Datacenter, or HPC Edition
• Broker nodes: x64-based versions of Windows Server 2008 R2 Standard, Enterprise, Datacenter, or HPC Edition

Additional notes:

• CPU: x64 architecture computer, except for Workstation nodes which may run x86-based or x64-based processors
• RAM: 512 MB
• Multiprocessor support: HPC Pack 2008 R2 can address up to 64 cores on a single machine. Windows Server 2008 and 2008 R2 HPC Edition and Windows Server 2008 and 2008 R2 Standard Edition support up to four processors per server. Windows Server 2008 and 2008 R2 Enterprise Edition supports up to eight processors per server, Windows Server 2008 R2 Datacenter Edition supports up to 64 processors per server.
• Minimum disk space for setup: 50 GB
• Network interface card: At least one network interface card (NIC) is required. Additional NICs may be required depending on the selected network topology
• Failover Clustering: To enable failover clustered (aka High Availability or HA) head nodes or broker nodes you must use the WIndows Server 2008 R2 Entereprise edition operating system.

Source:
Download Details - HPC Pack 2008 R2 Express with Service Pack 4