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University of Utah School of Computing
 

Summary: University of Utah
School of Computing
CS68101
Why Parallel
the greed for speed is a permanent malady
2 basic options:
Build a faster uniprocessor
· advantages
· programs don't need to change
· compilers may need to change to take advantage of intra-CPU parallelism
· disadvantages
· improved CPU performance is very costly - we already see diminishing
returns
· very large memories are slow
Parallel Processors
· today implemented as an ensemble of microprocessors
· SAN style interconnect
· large variation in how memory is treated
University of Utah
School of Computing

  

Source: Aboulhamid, El Mostapha - Département d'Informatique et recherche opérationnelle, Université de Montréal

 

Collections: Engineering