Microsoft has released HPC Pack 2008 R2 Express with Service Pack 3
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.HPC Pack 2008 R2 Express with Service Pack 3
