怎麼我記得tom's上寫三核是四核關閉一核，以四核為架構設計的。
http://5i01.com/topicdetail.php?f=296&t=609338&p=3


http://en.wikipedia.org/wiki/List_o...microprocessors

Toliman triple cores are based on Agena quad cores with one core disabled.


另外google "phenom 原生 三核"出來的討論，也是說關閉一核居多。