CH01 - Parallel Computing HW

요약

• Sequential vs Parallel

• Flynn's Taxonomy

• Parallel Computing Architecture: SISD, MISD, SIMD, MIMD

• Parallel Programming Model: SPMD, MPMD

• Shared vs Distributed Memory

  • Shared

    • UMA, SMP(focus in lecture)

  • Distributed Memory

    • Scalable

    • Most supercomputer selects it

QUIZ

• In most modern multi-core CPUs, cache coherency is usually handled by the _____

  • processor hardware

• A key advantage of distributed memory architectures is that they are _____ than shared memory systems.

  • scalable

• Modern multi-core PCs fall into the _____ classification of Flynn's Taxonomy.

  • MIMD

• The four classifications of Flynn's Taxonomy are based on the number of concurrent _____ streams and _____ streams available in the architecture.

  • instruction; data