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Target config

lightweight nodes (40 3.0 ghz or 60 2.0 ghz) (160 or 240 cores)

• 2gb RAM
• single HD
• two dual-core processors (high efficiency for opteron)

4 heavyweight nodes (32 cores)

• 2 with 16gb RAM 2 with 32gb RAM
• single HD
• two quad-core processors (four dual-core processors for opteron)
• 1 TB total high performance disk

1 head node

1 I/O node

• HBA to attach to SAN storage

Mass storage

• 10 TB lower performance general storage on SAN (via fiber to IO node, NFS to lightweight nodes)

Interconnectivity

• 16 nodes interconnected via infiniband, at a minimum (all heavyweight nodes + rest lightweight nodes)
• remainder interconnected via gig-E

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