How to test my dual core. Tags: CPUs Dual Core Windows XP Last response: September 24, 2006 8:01 PM in CPUs Share mickeddie September 24, 2006 7:21:30 PM I built a C2D system and wanted to know with Win XP how I can check to make sure the mobo is utilizing the dual cores. I read sometimes people have challenges with this. Thanks!! Eddie More about : test dual core uber_g September 24, 2006 8:01:11 PM ctrl + alt + delete and go to performance and open somehting and see if the two graphs have little lines on it ( the both of them ) Can't find your answer ? Ask ! Publish Read discussions in other CPUs categories AMD Intel Intel i5 Intel i7 Phenom Cooling Performance !