speed step

Hello all, First of all, thank you to all the people who are providing help and answers on this forum. Thanks to you, I had my first build up and running Catalina 10.15.3. Unfortunately, I cannot get the speed stepping working. After boot up, frequency is stuck to 800MHz (lowest ratio). After...

Hello guys, as you can see in my signature i have a z370-f from asus and a i5 8600k. To enable Powermanagement, i put Plugintype=true in clover and tested it with Appleintelinfo.kext and it seems like it's working: CPU Ratio Info: ------------------------------------------ Base Clock...

Hi, everyone. I install Sierra on my Gigabyte H110M motherboard with CPU Pentium G4500 and ATI Radeon HD5450 now I got working VideoCard but my CPU shows only 1.6Ghz maximum loading but must show 3.5Ghz in Intel Power Gadget I Use FakeCPUID 0x0106E0 (I think is Core i5 Ivy Bridge) I use iMac...

Hi, after finally finishing installing Sierra on my new X99 build I came to the problem of working speed stepping. After reading many threads I've built a SSDT for my CPU with the script from PikerAlpha, put it in the Clover ACPI/patched folder and added the necessary -xcpm flag. In addition to...

Update Feb 18, 2016 I originally wrote this guide to help people with X79 systems get XCPM CPU power management working quickly and easily. Now I feel it's time for a re-write to explain things a little better. Requirements: 1) MSR 0xE2 Unlocked BIOS (you do NOT have MSR register 0xE2 bit...