[Geee]

That's not true. 2 weak horses != 1 strong horse. 1 strong horse can do the work of 2 weak horses, but not the other way around. A single core can run multiple threads, but multiple cores can't work together on a single-thread task.

[timlin]

Actually, 2 weak horses could probably equal 1 strong horse.

http://timmaurer.com/2012/01/16/horse-sense/

https://www.quora.com/Is-it-true-that-two-horses-pulling-tog...