home *** CD-ROM | disk | FTP | other *** search
/ NetNews Usenet Archive 1992 #19 / NN_1992_19.iso / spool / comp / sys / intel / 1630 < prev    next >
Encoding:
Text File  |  1992-09-02  |  948 b   |  26 lines
  1. Newsgroups: comp.sys.intel
  2. Path: sparky!uunet!gumby!wupost!sdd.hp.com!hp-col!friedman
  3. From: friedman@col.hp.com (John Friedman)
  4. Subject: Re: Future of i860 line
  5. Sender: news@col.hp.com (Usenet News)
  6. Message-ID: <1992Sep2.163031.15523@col.hp.com>
  7. Date: Wed, 2 Sep 1992 16:30:31 GMT
  8. References: <1992Aug29.002928.166786@zeus.calpoly.edu>
  9. Organization: HP Colorado Springs Division
  10. Lines: 14
  11.  
  12. mneideng@thidwick.acs.calpoly.edu (Mark Neidengard) writes:
  13. > Wait up.  You speak as if the i860 is not superscalar; it sure as heck IS!
  14. > 
  15. > It has MULTIPLE pipelines, which can be used concurrently.  That's the
  16. > textbook definition of superscalar microprocessing.
  17.  
  18. Actually, superscalar means that the processor can START executing
  19. instructions concurrently, in the same clock cycle, that is.  The 860's
  20. cannot do this, but they can be processing multiple instructions at the same
  21. time that started at different times.
  22.  
  23. John Friedman
  24. friedman@col.hp.com
  25.  
  26.