Linux Speedstep Support

Find all needed information about Linux Speedstep Support. Below you can see links where you can find everything you want to know about Linux Speedstep Support.


Frequently Asked Questions about Enhanced Intel SpeedStep ...

    https://www.intel.com/content/www/us/en/support/articles/000005723/processors.html
    Microsoft Windows XP SP2 and all versions of Windows 7 include native support for Intel Enhanced Intel SpeedStep Technology. With Mac OS* X 10.4., Enhanced Intel SpeedStep Technology is built into the kernel and is already enabled. It cannot be controlled in the System Preference through Energy Saver. Linux* support is available.

SpeedStep - Wikipedia

    https://en.wikipedia.org/wiki/SpeedStep
    The SpeedStep settings for power schemes, either built-in or custom, cannot be modified from the control panel's GUI, but can be modified using the POWERCFG.EXE command-line utility. [9] The Linux kernel has a subsystem, tunable by power-scheme and command line, devoted to the control of the operating frequency and voltage of a CPU.Design firm: Intel

Frequently Asked Questions about Enhanced Intel SpeedStep ...

    https://www.intel.com/content/www/us/en/support/articles/000007073/processors.html
    Oct 18, 2019 · An OS must support Enhanced Intel SpeedStep Technology. Current supporting operating systems include: Microsoft Windows Vista*, Microsoft Windows XP SP2*, and Microsoft Windows 7*. Linux* support is also available. Contact your OS vendor for more information. Software/Drivers: No specific software or driver updates are currently required.

Ubuntu is very slow when Intel SpeedStep is enabled (CPU ...

    https://askubuntu.com/questions/590529/ubuntu-is-very-slow-when-intel-speedstep-is-enabled-cpu-is-not-used-in-full-spe
    I have a Dell notebook with i7 processor and Ubuntu 14.10. When i disable SpeedStep in my BIOS my computer is very fast but the fan runs very often and the battery gets empty fast. When I activate SpeedStep, then Ubuntu gets very slow. I have tried switching the governor to performance with no effect. This is what cpufreq-info shows for all 7 CPUs:

linux/speedstep-lib.c at master · torvalds/linux · GitHub

    https://github.com/torvalds/linux/blob/master/drivers/cpufreq/speedstep-lib.c
    Contribute to torvalds/linux development by creating an account on GitHub. Linux kernel source tree. Contribute to torvalds/linux development by creating an account on GitHub. ... * support speedstep. * Celerons with CPUID 0x0F29 may have either * ebx=0x8 or 0xf -- 25130917.pdf doesn't say anything

Intel EIST SpeedStep - Phoronix

    https://www.phoronix.com/scan.php?page=article&item=397&num=1
    This vast operating system support without the need for a special software configuration was due to SpeedStep originally being controlled by toggling the GHI# pin. Intel's direct competition to SpeedStep Technology is AMD's Cool 'n' Quiet, which is a fork of their original PowerNow design.



Need to find Linux Speedstep Support information?

To find needed information please read the text beloow. If you need to know more you can click on the links to visit sites with more detailed data.

Related Support Info