Example of Message Passing System: Intel Paragon

Memory bus (64-bit, 50 MHz)

i860

L

1

$

NI

DMA

i860

L

1

$

Driver

Mem

ctrl

4-way

interleaved

DRAM

Intel

Paragon

node

8 bits,

175 MHz,

bidir

ectional

2D grid network

with pr

ocessing node

attached to every switch

Sandia’

s Intel Paragon XP/S-based Super

computer

2D Grid Network with Processing Node Attached to Every Switch

Powerful i860 node made thisfirst “serious” MIMD distributedmemory machine

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