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Intel classifications are for informational purposes only and consist of Export Control Classification Numbers (ECCN) and Harmonized Tariff Schedule (HTS) numbers. Please contact system vendor for more information on specific products or systems. The information herein is provided "as-is" and Intel does not make any representations or warranties whatsoever regarding accuracy of the information, nor on the product features, availability, functionality, or compatibility of the products listed. Intel may make changes to manufacturing life cycle, specifications, and product descriptions at any time, without notice. turbo-boost.All information provided is subject to change at any time, without notice. You can then use it to disable/enable turbo boost.
You can copy the above script and save it into a file named turbo-boost then set it to be executable: sudo chmod +x turbo-boost.sh Save this to a file called turbo-boost.sh If ] thenĮcho "Usage: $(basename $0) "Ĭores=$(cat /proc/cpuinfo | grep processor | awk ' 0x1a0 -f 38:38) Run 'sudo apt-get install msr-tools' to install it." >&2 The following script can be used to turn off/on turbo boost: #!/bin/bashĮcho "msr-tools is not installed. in your case numbers would be 0 & 1 so you have to do wrmsr -p0 0x1a0 0x4000850089 Then once you know your numbers you have to run the command above for each core. Ou can get those number by running cat /proc/cpuinfo | grep processor Where C refers to a particular core number To disable the Turbo Boost feature, one can set the entire 0x1a0 MSR register to 0x4000850089, as in here: wrmsr -pC 0x1a0 0x4000850089 Then load the “msr” module by the following command: sudo modprobe msr
If you get the following error: rdmsr:open: No such file or directory To know if the Turbo Boost feature is disabled, run: rdmsr -pi 0x1a0 -f 38:38 To read the current state of the Turbo Boost, we need to install the msr-tools sudo apt-get install msr-tools
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