Questions tagged [turbo-boost]

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Enabling/disabling Intel Turbo Boost per core

I have a laptop running Kubuntu 20.04 LTS, with a Core i7 cpu (8 physical HT cores, that is 16 logical cores). It gets very hot and/or noisy because of Intel Turbo Boost, that I don't really need most ...
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251 views

Enable Intel Turbo Boost from userspace with secureboot enabled

On my Laptop (Acer ES1-562-5191) I have an Intel Core i5-7200U which normally runs at 2.50GHz. I have turbo boost enabled and it works. Everything is fine except for the fact that at a certain power ...
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695 views

Change Turbo ratio limits

I am quite new to ubuntu, but I would like to change turbo ratio limits. In Windows is that easy because of ThrottleStop. I found on GitHub undervolt, but I want set multipliers for turbo. Also I ...
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417 views

Permanently disable Intel Turbo Boost in Ubuntu 18.04

I would like to permanently disable Intel Turbo Boost on my Ubuntu 18.04 due to my PC processor reaching around 70°C. I managed to turn it off by executing below command echo "1" | sudo tee /...
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1 vote
0 answers
209 views

What makes my CPU frequency drop on intensive application?

I am currently developing a software related to robotics, using Ros and the OpenVino toolkit on Ubuntu 18.04 LTS. I am doing some intensive computation related to computer vision, so I am looking for ...
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2 votes
2 answers
3k views

Disabling AMD's equivalent (on a Zen-1 Epyc) of Intel's "turbo boost" at runtime?

This may be a terminology problem at my end and a duplicate: On Intel CPUs, I can relatively easy disable turbo boost at runtime by running something like echo 1 > /sys/devices/system/cpu/...
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1 answer
480 views

Ubuntu how to boost specific core and let the others idle

I'm using a server with Xeon 2620 v4, 8 cores. I need to do a performance benchmark that uses 4 cores. I want the benchmark to be as stable as possible, so I turn off idle state and let everything run ...
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2 votes
2 answers
2k views

Intel i7-1065G7 does not reach maximal turbo boost frequency

I have a laptop with an Intel i7-1065G7 cpu. turbostat reports 35 * 100.0 = 3500.0 MHz max turbo 8 active cores 35 * 100.0 = 3500.0 MHz max turbo 7 active cores 35 * 100.0 = 3500.0 MHz max turbo 6 ...
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Intel Turbo Boost not showing

Even though i have a turbo boost capable cpu, i7 8th gen 8550U turbo boost up to 4.0 GHz. I get this when I ran:cpuid -1l6 | grep -i turbo Intel Turbo Boost Technology = false Intel Turbo ...
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1 answer
4k views

Can I install Ubuntu 20.04 LTS on Intel Pentium Silver N5000 1.1 GHz, without problems?

Background information: I intend to install Linux on a laptop with the following specs: CPU: Intel Pentium Silver N5000 Base frequency: 1.1 GHz Max Turbo frequency: 2.7 GHz Cores: 4 (no hyper-...
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2 votes
2 answers
1k views

Ubuntu turbo boost - boosting all cores instead of one for single thread load

I have Ubuntu 19.04 with all updates installed with Intel i9 9900k processor and Asrock H370M pro4 motherboard, it's updated to the latest bios. I cannot make Turbo boost work for single thread loads ...
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1 vote
1 answer
12k views

How to enable CPU Turbo-Boost in Ubuntu? [duplicate]

I'm having server with 9700K and want to enable turbo-boost to get 4.9 GHz. I've installed cpufrequtils and set performance mode. Via 'cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq' I'm ...
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1 vote
1 answer
297 views

Turbo Boost Ubuntu

Hello and good afternoon, I'm fairly new to the Ubuntu ecosystem and i was wondering if there is a way to disable turbo boost on my machine (Bios option not available) i tried following a guide from ...
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4 votes
1 answer
10k views

Intel Turbo Boost not working properly 18.04

I have an I7-8750H and currently have a dual boot machine with Win10 and Ubuntu 18.04 with the 4.18.8 kernel. When I stress test all cores of the cpu in windows it reaches 3.9 GHz which is as it ...
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CPU doesn't use TurboBoost in Ubuntu 17.10

I have Lenovo Ideapad 720s 14 with an Intel i7-8850U CPU, using Ubuntu 17.10 with kernel 4.13.0-31-generic. I use i7z to measure clock speed. My CPU refuses to boost above 1.8GHz (its base frequency), ...
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2 votes
0 answers
132 views

How to get cpuinfo to show Turbo frequency? [duplicate]

How do I get the frequency of my CPU when it is turbo boosted to show up in cpuinfo?
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1k views

Turbo boost Intel i7 pstate Ubuntu 16.04

I found rather informative thread regarding turbo-boost here: Disabling Intel Turbo Boost in ubuntu I followed all the recommendations, but can't get it disabled. I am running HP Pavilion 17-e182sr ...
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Able to disable Intel turbo boost by configuring /etc/rc.local on 14.04, but not on 16.04 [duplicate]

I want to disable Intel "turbo boost" on startup of my system. For reason of this, as well as my laptop details, please refer to my Stack Overflow thread: Why can't my CPU retain peak performance in ...
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1 vote
1 answer
1k views

Why turbo boost may not work? [closed]

I have an Intel Core i5-7600 (not K) CPU and a B250 Gigabyte motherboard (GA-B250M-D3H to be specific) with the latest BIOS update. The Turbo Boost feature is enabled in the BIOS. However, this is ...
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Can't Disable Intel Turboboost via InsydeH2O BIOS

According to this post Cannot change Intel turbo boost (/sys/devices/system/cpu/intel_pstate/no_turbo/ not accessible) I followed the steps. And it seems like I have to disable Turboboost at BIOS ...
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2 votes
0 answers
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Enabling/Disabling turbo boost 16.04

I have searched all the posts here on ask ubuntu on how to do this and can't seem to figure it out still. What is the best way to disable and enable turbo boost? My fans are running quite loud on my ...
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1 vote
0 answers
856 views

Fans aren't fullspeed while CPU is 100°, then CPU frequency decrease

Since I upgraded to from 12.04 to 16.04, my Dell XPS 13 (dev edition/Sputnik) laptop seems very slow (and less noisy) to me. Before upgrrading, under heavy load, I was able to hear the fans going full-...
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4 votes
1 answer
3k views

CPU scaling: how can current frequency be out of min-max range?

I'm trying to understand why my CPUs don't run at higher frequencies (related link) Can someone explain me how is it possible that when a min and a max are defined, the effective value finally goes ...
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6 votes
2 answers
27k views

How to enable Turbo-boost

I have a Dell XPS 13 (developer edition) which I bought some years ago with Ubuntu 12.04 preinstalled. I've upgraded to Ubuntu 16.04 and since then I noticed my computer became way slower than before ...
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2 answers
642 views

Speed up Ubuntu or to walk away?

I did install Ubuntu 14 32 bits in a Pentium 4 3GHz HT with 3GB RAM (max possible). First I used an IDE HD, but since it was too slow, I'd put a SATA HD and the speed increased a little bit. But ...
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1 vote
1 answer
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Can't disable turbo boost since Ubuntu 16.04

I've recently updated to Ubuntu latest LTS. My computer suffers from bad cooling management, and I need to be able to disable turbo boost in order to use it comfortably. I had a script that was doing ...
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-2 votes
1 answer
221 views

Controlling CPU frequency [duplicate]

I have a Dell Latitude e6410 what has i5-520M processor. It's running between 1.2-2.4 GHz. I think my turbo is switched off. How could I turn on to achive ~3 GHz? In my previous laptop I simply used ...
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0 votes
1 answer
3k views

How to turn on AMD Turbo Core for AMD A6 6310 on Linux?

I use Lubuntu 15.04 I've noticed that my processor (AMD A6 6310) works at 1800 MHz frequency and not more, while AMD promised 2,4 GHz with Turbo Core option. How to enable Turbo Core option? $ ...
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6 votes
2 answers
6k views

Is there any way to underclock my CPU or disable turbo boost? Lenovo Y50

I just installed Ubuntu on my Lenovo y50 laptop and have a turbo boost issue. I'm trying to install a program called Gromacs with cmake. But whenever I try to install it, the CPU ramps up to full ...
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-1 votes
1 answer
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"Turbo" mode engaged continuously

I have an MSI ge60 0nd and I am using Ubuntu 14.04. There is a light on my laptop that shows that I'm running in "Turbo" mode. When I was using Windows the light turned on when needed but under ...
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1 answer
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how do I enable AMD Turbo Core the cpu on my acer aspire 7560?

I have an acer aspire 7560 that on windows supported (through acer proprietary software) boosting the cpu from 1.9ghz to up to 2.5ghz for long periods of time so long as there was adequate cooling. On ...
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2 answers
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Turbo core not working

I got ubuntu 14.04 on hp pavalion g6 with an amd apu a6 llano which has a stock frequency of 1500mhz and is capable of boosting to 2400mhz. But on my system it's turbo boost feature is not working.
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9 votes
2 answers
16k views

How to enable AMD Turbo Core on Ubuntu 14.04?

I'm using Ubuntu 14.04 (3.13.0-24-generic kernel) on AMD A8-4500m based laptop, and I've recently noticed, that AMD Turbo Core is not working at all. Everything works on Windows, however, on Linux CPU ...
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4 votes
2 answers
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CPU Turbo boost: modify temperature limit under 14.04

I've installed kubuntu 14.04, and there is some problem with CPU turbo frequency. I've read a lot about it, but can't find the correct answer. There is an i7-3630QM CPU @ 2.40GHz with 3.20GHz turbo ...
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3 votes
2 answers
4k views

AMD Turbo Core not working - Change CPU driver?

I Got an AMD FX(tm)-8350 Eight-Core Processor with 4GHz frequency and up to 4,2 GHz Turbo Core speed, but I cant get the Turbo Core to work. dmesg | grep powernow should tell me something like: [ 2....
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0 votes
2 answers
352 views

CPU frequency not changing in Ubuntu 13.10 Thinkpad T440 [closed]

I'm using a Thinkpad T440 with Ubuntu 13.10, and Turboboost doesn't seem to be working. The processors almost always remain at the minimum, 0.8Ghz. Here is the output of turbostat: cor CPU %c0 ...
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0 votes
1 answer
505 views

INTEL CPU turbo boost pegged at its clock-speed sometimes

I have a ubuntu 12.04 LTS server running at 2 INTEL xeon E5-2620v2 processors. At busy time the turbo boost will work: (monitor with turbostat I get:) pk cor CPU %c0 GHz TSC SMI %c1 %c3 ...
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1 vote
1 answer
3k views

How can I force turbo boost work constantly in Ubuntu?

In windows I have a tool which I just turn on and have turbo boost constantly on my i5 in laptop.. Unfortunately i can't overclock my cpu over bios. Can anybody recommend any tool for Ubuntu ? I'm ...
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4 votes
2 answers
14k views

Why is the Intel Turbo Boost Mode not running at maximum speed?

I tested CPU frequencies with either the Intel tool i7z and turbostat from the linux-tools package (sudo modprobe msr, sudo turbostat) and what I find as maximum frequencies for two different ...
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3 votes
4 answers
7k views

Disabling Intel Turbo Boost in 12.04

I have a question concerning Intel Turbo Boost and the ability to disable it in Ubuntu 12.04. I wanted to disable Turbo Boost because it produced a lot of heat and I didn't find a need for it in ...
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4 votes
1 answer
2k views

Laptop (thinkpad x201t) with i7 overheats and shuts down. How to manage turbo boost?

I have a Lenovo Thinkpad x201 tablet with Ubuntu 11.04. When I run mathematica or stress, the laptop overheats and shuts down. I loose all my work. I would think that turbo boost (for intel i7) turns ...
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11 votes
4 answers
44k views

How do I get turbo boost working?

I have a HP Pavilion dv6-2190us Notebook, its got 8GB DDR3 and an i7 processor with 1.60GHz (Turbo Boost up to 2.80GHz) I'm not sure if I'm doing something wrong or missing step or what but I can't ...
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37 votes
7 answers
74k views

Is Turbo Boost Working?

I recently purchased a laptop with a sandy bridge CPU that is supposed to have turbo boost. Is turbo boost supported in 11.04? How can I tell if it's working? I tried this but it seems to only detect ...
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