There are 4 cores in the CPU and only 1 core is enabled. Tags: CPUs Core Last response: November 7, 2012 1:34 PM in CPUs Share mhorsehead60 November 6, 2012 3:52:22 PM There are 4 cores in my CPU and only 1 core is enabled (as per Hardware Diagnostic Tools Log File). I have an HP a6720y PC Pavilion. A "How to", would be great! Thanx, mhorsehead More about : cores cpu core enabled abCasPeRR a b à CPUs November 6, 2012 6:50:14 PM There should be a option in BIOS where you can find a CPU core control. Im not sure what motherboard you have so its hard to say where it would be, but mostly located in the Cell Menu. popatim a c 131 à CPUs November 7, 2012 1:34:46 PM the number of cores can also be limited by the OS. run msconfig and go to the boot tab and then click on advanced options. Make sure the "number of processors" box is unchecked. if not, uncheck and save and reboot. Can't find your answer ? Ask ! Publish Related resources: ForumThere are 2 cores in the CPU and only 1 is enabled and we need a minimun of 2 co ForumCore i5-750 display 2 cores only . ForumBenchmarks for AMD Athlon II X3 435 with 4 th core enabled Forumga-p35c-ds3r rev 1.1 F 4 bio Q6600 G0 xp sp2 show only 2 cores ForumCPU -Z is only showing 1 core on i3 windows 7 ForumI7 870 not working properly with 4 cores enabled ? ForumQuad- Core CPU Only Shows As 1 Core ? ForumOnly see 2 out of 4 cores ForumQuad core processor shows only 2 cores in device manager ForumFX 4100 ONLY SHOWING 2 CORES AND 2 THREADS IN CPU -Z????? ForumI7-2600k 4 cores in bios - 1 core/1 thread in windows ForumI3770k only using 1 core ForumCan you burn out 1 of four cores on a cpu core i7 ForumX2 7750 Black Edition: Kuma dual- core only ? Or possible 1 /2-quad ForumOnly 3 cores showed up in my Quad Core Q8200 Processor ForumWill this setup run skyrim at ultra? ForumQuint/Penta, Hept/Sept Core Processors (Discussion) Forum[Solved] What's the advantage to upgrading your CPU? ForumCPU and GPU advice ForumCPU stuck at -52% overclock? More resources Read discussions in other CPUs categories AMD Intel Intel i5 Intel i7 Phenom Cooling Performance !