TSUBAME2 provides both Linux and Windows operating systems on its compute nodes. The basic software components are listed below. Application informaiton is available here.
| OS | SUSE Linux Enterprise Server 11 SP1 |
| Job Scheduler | PBS Professional |
| Compilers | Intel Compiler 11.1 (default), PGI CDK 12.9, gcc 4.3.4 |
| MPI | OpenMPI 1.4.2 (default), MVAPICH2 1.5.1 |
| CUDA | 4.1 |
| CUDA driver | 285.05.09 |
WARNING: While most TSUBAME1 programs won't need to be rewritten just for running on TSUBAME2, recompilation on TSUBAME2 is highly recommended because some libraries are installed at different paths
| OS | Windows HPC Server 2008 R2 |
| Job Scheduler | Windows HPC Server |
| MPI | MS MPI |