SGI Message-Passing Toolkit
- Fully MPI 1.2 standard compliant (based on MPICH)
- SHMEM API for one-sided communication
- Support for selected MPI-2 features and will continue enhancing as customer needs dictate
- MPI I/O (ROMIO version 1.0.2)
- MPI one-sided communication
- Thread safety
- Fortran 90 bindings: USE MPI
- C++ bindings
- PVM available on IRIX (Public Domain version)