O2000 Scalability Principle

• Distributed switch does scale:

  • Network of crossbars allows for full remote bandwidth
  • The switch components are distributed and modular

L2 Cache

1-4-8 MB

R1x000

processor

L2 Cache

1-4-8 MB

R1x000

processor

L2 Cache

1-4-8 MB

HUB

Memory Interface

I/O Interface

Proc Interface

Link Interface

Directory

SDRAM

Main

Memory

R1x000

processor

R1x000

processor

L2 Cache

1-4-8 MB

HUB

Memory Interface

I/O Interface

Link Interface

Proc Interface

Directory

SDRAM

Main

Memory

Crossbar router

network

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