Thread: GetSystemInfo() question

  1. #1
    Malum in se abachler's Avatar
    Join Date
    Apr 2007
    Posts
    3,195

    GetSystemInfo() question

    Lets say I have a 4 processor motherboard and each processor is a quadcore Xeon with hyperthreading enabled..

    does anyone know for sure whether the dwNumberOfProcessors field will report 16 processors or 32?

  2. #2
    Malum in se abachler's Avatar
    Join Date
    Apr 2007
    Posts
    3,195
    I wrote a quick test app, and as it turns out, the dwNumberOfProcessors field reports the number of logical processors, not the number of physical processors. So in the example above, it reported 32;

Popular pages Recent additions subscribe to a feed

Similar Threads

  1. Alice....
    By Lurker in forum A Brief History of Cprogramming.com
    Replies: 16
    Last Post: 06-20-2005, 03:51 PM
  2. Debugging question
    By o_0 in forum C Programming
    Replies: 9
    Last Post: 10-10-2004, 06:51 PM
  3. Question about pointers #2
    By maxhavoc in forum C++ Programming
    Replies: 28
    Last Post: 06-21-2004, 01:52 PM
  4. Question...
    By TechWins in forum A Brief History of Cprogramming.com
    Replies: 16
    Last Post: 07-28-2003, 10:47 PM
  5. Question, question!
    By oskilian in forum A Brief History of Cprogramming.com
    Replies: 5
    Last Post: 12-24-2001, 01:47 AM
Website Security Test