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Hyperthreading vs Multithreading - What's the difference?

hyperthreading | multithreading |

In computing terms the difference between hyperthreading and multithreading

is that hyperthreading is a form of microprocessor parallelization where each physical processor is treated as two virtual processors while multithreading is the use of multithreaded code.

hyperthreading

English

Noun

(-)
  • (computing) A form of microprocessor parallelization where each physical processor is treated as two virtual processors.
  • * 2005 , James Leiterman, 32/64-Bit 80x86 Assembly Language Architecture (page 457)
    • The scope of hyperthreading instructions is not covered in this book.
  • * 2010 , Mike Laverick, VMware VSphere 4 Implementation (page 307)
    • There are some cases where hyperthreading actually degrades CPU performance, especially when CPU utilization is high.

    multithreading

    English

    Noun

    (-)
  • (computing) The use of multithreaded code.