hyperthreading

English

Etymology

hyper- +‎ threading, coined as a trademark (Hyper-Threading Technology) by Intel.

Noun

hyperthreading (uncountable)

  1. (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.
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