Architecture
      
      Six participating supercomputing centers:
	
	 
      
	- HPC2N 
	  - High Performance Computing Centre North 
	  
 at Umeå University
- UPPMAX
	  - Uppsala Multidisciplinary Center 
	  for Advanced Computational Science 
	  at Uppsala University
	
- PDC
	  - Center for Parallel Computers 
	  
 at Royal Institute of Technology, Stockholm
- NSC
	  - National Supercomputer Centre 
	  
 at Linköping University
- UNICC
	  - Unix Numeric Intensive Calculations at Chalmers
	  
 at Chalmers University of Technology, Göteborg
- LUNARC
	  - Computational Center 
	  for Scientific and Technical Computing
	  at Lund University
      
and a interconnecting network:
      
	- SUNET
	  - Swedish University Computer Network