High Performance Computing Companies

• Hewlett-Packard Technical servers
• Hitachi High Performance Systems
• IBM Large scale servers
• NEC
• Silicon Graphics
• Sun Microsystems
• Cray Inc.

Cluster High Performance Computer Systems

• Appro Solutions
• Atipa Technologies
• Dell
• High Performance Technologies
• IBM
• linux networx
• Microway
• Pathscale
• Penguin Computing
• Quadrics Supercomputers World (QSW)