Questions tagged [turbo-boost]

Temporarily increasing the clock speed of a core above the normal sustainable maximum.

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CPU not reaching turbo frequency under load

I have this cpu (output of cat /proc/cpuinfo) processor : 15 vendor_id : GenuineIntel cpu family : 6 model : 63 model name : Intel(R) Xeon(R) CPU E5-2630 v3 @ 2.40GHz stepping : 2 ...
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Laptop CPU overheats when turbo boost is active

My laptop is shutting down if I have turbo boost enabled, it does not matter which OS I'm using, I have tried a lot of things like clean install, drivers, monitoring but it seems that the only ...
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Any way to compute watts a processor is using?

I have an Intel 10900 (non K and non F). The TDP is listed at 65 watts however my understanding is that this is the max heat generated at the baseline clock which is 2.8 GHz. My processor is running ...
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CPU speed fluctuates intensively when not running heavy task and turbo causes CPU throttling when playing games

My laptop is over 3 years old, I use it for a lot of heavy tasks and gaming and runs for long duration almost everyday. It has been perfectly fine for so long and meeting all my computing needs, until ...
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No turbo boost on GCP N1 servers using Ubuntu 18.04

I have created a GCP machine with 12 cores, using the "N1 Series". Using lscpu, the CPU appears to be an Intel Xeon E5 v3 (Haswell) @ 2.30GHz. According to the GCP documentation, these cores ...
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Limit Turbo Boost of CPU [duplicate]

So, I've just bought a new Laptop with an i7-1065G7 CPU, which runs at a base clock speed of 1.3 GHz and is able to go up to 3.9 GHz when turbo-boosting. 1 TB SSD, 16 GB RAM, good integrated and ...
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How to enable hyper-threading and turbo-boost for this processor?

I bought EliteBook 8740w laptop yesterday. Hyper-threading is not working on windows although I enabled it from BIOS. I have windows 10. Also, when I stress the CPU using CPU-Z program, it doesn't go ...
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"1.0 GHz with turbo boost up to 3.6 GHz" -- acceptable processor clock speed?

I have been using a laptop with 2.3 GHz processor clock speed so far, which has been sufficient for my needs (which peak at some intensive programming, e.g. ML). I'm looking for a new one right now, ...
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Intel chip ALWAYS above base clock speed

My Intel chip is constantly running at a speed close to its max turbo frequency, even when the machine is relatively idle. I recently had an issue with it running too slowly, and followed this advice,...
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Disabling CPU Turbo Boost causes unexpected increase in GPU power usage?

When I disable the CPU Turbo Boost the following happens: the CPU clock and power correctly decrease the GPU power consumption and temperature increase - despite 0% GPU load and no change in GPU ...
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i7-8550U Inside HP Envy wont boost past 3Ghz

I have a HP envy 17 1ae1xx. It has a i7-8550U CPU inside. In Linux I use Intel Graphics even if the power cord is plugged in. It has a MX150 that I can turn on when I need it. I have both Linux and ...
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Why is my cpu never using its turbo frequency

My laptops (hp elitebook 850 g5) Processor (i7-8550) is suppose to be able to go up to 4 GHz but it never does (according to the task manager) even if its working at 100%. Why is that? (I'm using win ...
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Controlling when Intel TurboBoost kicks in

With an Intel i7-8650U, is it possible to limit when TurboBoost speeds up the CPU? I run some virtual soundcard software which requires frequent usage of the CPU. This causes TurboBoost to kick-in, ...
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Setting max CPU clock rate while in Turboboost

I have a Lenovo T480 with an Intel i7-8650U, which has the notorious problem of dropping itself down to 400 MHz whenever it feels like it, due to power limits. For example, even opening an ...
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Ryzen 3600 fan speed is very erratic compared to Ryzen 1600x

I've upgraded to a Ryzen 3600 from a Ryzen 1600x, on the same motherboard (that I had to flash). One thing I've noticed is that the CPU fan speed will very quickly speed up if I do something mildly "...
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Way to disable Intel TurboBoost before boot or during Windows Setup?

I'll try long story short. I have an Asus TUF504GM laptop with i7 8750H processor. Recently I was having BSODs, and even couldn't install Windows 10 or any other OS because was always crashing, tried ...
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Intel core i7 4th gen dont use turbo boost

I have a laptop ASUS ROG G751JL. When I bought it, there is Windows 10 installed. Since I formatted it and installed Windows 7. The processor is Intel Core i7 4th generation. It should have the turbo ...
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Intel Core i7-8550U, Turbo Boost not working?

I have new HP Elitebook 850 G5 laptop with Intel Core i7-8550U which has TurboBoost up to 4.00GHz and base frequency 1.80GHz. However when i put the CPU under stress test firstly the frequency jump ...
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Can I directly communicate over usb to inputs like keyboard and mouse?

Set mouse or keyboard button to simulate left click and hold or rapid left click repeating in Windows? I had this tripleClicker idea in a dream and my implementation is more like a turbo button for ...
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Parallels does not trigger Turbo Boost on a Mac Book Pro

I've asked this question on PD forum but I think there are more audiences here... Here the question comes :) I tried a simple google search and comes out nothing so I guess few have noticed about ...
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Weird turbo boost multipliers on Intel Core i7-8700

I've recently bought myself a new Intel Core i7-8700 and after installing it I noticed that it wasn't turbo boosting to the advertised ammount (4.6GHz) even when only one core was being used and the ...
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i7-8700k non-OC turbo boost frequency / single core performance

My 8700k has lower then average single core performance related to other non-oc 8700k bench results, while multicore is OK. I've noticed frequency never rises above 4.3 ghz, I never see promised turbo ...
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Linux. intel cpu turbo boost

I've just installed Deepin OS 15.5 on my laptop with i5 3360m CPU. Seems CPU is running at base core speeds 2.8ghz on max load. So my question how can I enable turbo boost? I don't care about power ...
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Selectively enable Intel turbo boost?

On laptops, Intel's "Turbo-Boost" technology can result in undesirably high CPU temperatures and accompanying fan noise and, depending on the model, even in audible non-constant coil whine while using ...
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Can Intel CPUs change clock speed on a per-core basis?

Many multi-core Intel CPUs feature both SpeedStep and Turbo Boost, and can therefore run at clock speeds both below and above their base frequency. Can these CPUs control the clock speed per-core, or ...
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How to check whether turbo boost is active or not - windows server 2012

CPU is : 2x Intel E5 2620 V1 Motherboard is supermicro x9drd
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what is the second processor frequency in the Windows System panel?

If you go into Windows Control Panel -> System, you will see a description of the system's processor. For example mine is: Intel(R) Core(TM) i5-6300U CPU @ 2.4GHz 2.50 GHz If I had to guess, I would ...
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How to make Intel Turbo Boost to reach its maximum for testing cooling efficiency?

I noticed that Intel stock cooler occasionally gets really loud (oh, Intel, why did you make your stock coolers worse; SandyBridge ones were larger and quieter), so I will replace it with a third ...
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Calculate clock cycles multi-core CPU + include Turbo Boost

How do you calculate the clock cycles a cpu can deliver (include Turbo Boost)? I need to replace a server CPU by a new CPU (with lesser cores, due to license costs). So I want to be sure the new CPU ...
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Intel turbo boost of intel core-i5 5300U

I have bought new HP elitebook 840g2 notebook. Its processor is 2.3GHz core i5 5300u. It can turbo boost to 2.9GHz but it is not showing in computer properties.My computer properties
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Did a windows update, restarted, cannot reduce CPU multipliers anymore

I have been using the same laptop (Clevo p151sm1b, i7-4700MQ) for years and have had the turbo boost CPU multipliers reduced to 28x via Intel XTU. Recently, I did a windows update, restarted, and ...
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1k views

Azure Linux turbo boost not working

I have Ubuntu 16.04.1 LTS running in Microsoft Azure F-series virtual machine (F4s at the moment). Supposedly it has "2.4 GHz Intel Xeon® E5-2673 v3 (Haswell) processor, which can achieve clock speeds ...
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Since upgrade from linux 4.6 to (4.7, 4.8), %CPU is always 0; the frequency is unknown

Since the upgrade to linux kernel 4.7 (Debian Stretch), it seems that my system (Aurora-R4 i7 3820) is a bit slower (short hangs sometimes) and the most strange thing is that I can't see anymore the ...
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Using Turbo Memory in Windows 10

as some of you already know Turbo memory is no longer supported for Windows 10. I tried today installing Intel's driver to my OS, 1.10.1.1002. It seems to work and I rebooted the system but the ...
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AMD CPU Maximum Frequency suddenly limited on Windows 8.1

Suddenly today - I can't really pinpoint when - my CPU has become locked at a low frequency, even under load. I hadn't changed any settings in Windows 8.1 or in the BIOS, and everything appeared to be ...
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Core i5-5200 and Turbo Boost

Do i have to manually install Turbo Boost on my PC, shouldn't it have come pre-installed. If I have to download and install it, can anyone please suggest a reliable download link?
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How can I manually engage turbo on my processor when running Windows (Server 2008 R2) as a VM?

An application I run is heavily dependent upon raw processor speed as opposed to use of multiple cores. The processors in my VM host have a base of 2.9 and can turbo up to 3.3, but it appears Windows ...
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How to control the CPU clock speed? [duplicate]

I have an i7-3612QM@2.1GHz in a Dell Inspiron notebook and now running Windows 10 Technical Preview. The experience described below was also seen in Windows 8.1 previously. I have been monitoring ...
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11 votes
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What does the BASE clock speed of an Intel CPU really signify, now that we have Turbo Boost and SpeedStep

Intel now sell their CPUs with an advertised Core Clock speed, and a Turbo Boost (up to) speed. As well as this, thanks to SpeedStep (dynamic frequency scaling), a CPU will often underclock to ...
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Deactivating Intel Turbo Boost

I disabled this option from the BIOS but I don't notice any change in system temperature or fan noise. The CPU is Core i5 4310U. Is this normal? Am I doing something wrong?
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Turbo Boost Technology Monitor is EOL so what can I use to monitor Turbo Boost on my CPU? [duplicate]

Turbo Boost Technology Monitor is EOL, and quite honestly I can't tell if it works anymore or not with Windows 8.1. Regardless, soon it will be removed since its end of life is soon upon us. What can ...
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9 votes
3 answers
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How does Intel Turbo Boost work?

I just got a new Intel CPU, and the specifications say 3.5GHz but with turbo boost to 3.9GHz. What does Intel Turbo Boost do? From the description it sounds like they are saying "The road's speed ...
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How to re-enable AMD Turbo Core

I have Sony Vaio Fit 15e (Canadian model around May 2013) with AMD A10-5745M, 2.10 GHz quad core. Because of AMD Turbo Core, the CPU runs upto 2.70 GHz when plugged in, but the problem is that if I ...
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OS X only uses 99% of CPU while Windows uses 100%

On OS X Mavericks I noticed that while rendering or playing games, the maximum CPU usage is 99%. Trying the same render test on Windows on the same machine gets me 100% CPU usage. Why can't Mavericks ...
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Windows reported maximum Frequency is stuck on 100% incorrectly

Windows reported maximum Frequency is stuck on 100% despite cpu speed changing from 1.2GHz idle to 2.9GHz under load CPUid reports updated speed at regular intervals but the Windows Task Manager and ...
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Turbo Boost cannot start. (Code 10)

Turbo Boost driver cannot start in my Dell XPS L501X. I updated the driver, re-installed it and when I open the device manager, it comes up with this error: This device cannot start. (Code 10). BIOS ...
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3 votes
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Windows 8.1 Process Migration Limits CPU frequency scaling

Summary: I've noticed that with Windows 8.1 on my laptop, running a single CPU intensive program does not cause the CPU frequency to scale to its maximum value. I suspect that this is because of ...
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3 votes
1 answer
1k views

Howto set udev rule to disable intel_pstate turbo on linux?

I m looking to make a udev rule that will basically do: echo 1 > /sys/devices/system/cpu/intel_pstate/no_turbo In order to disable the turbo, how can I do it ? I've never made udev rule and I am ...
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Turbo boost present or not?

I bought a Samsung NP550P5C-S05IN laptop recently with a i7 3630QM processor. According to the specs its capable of turbo boost but when I check the bios there is no option for it. Should I be ...
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11 votes
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How to disable Intel turbo boost on my Dell laptop with i5 processor?

I want to disable the Intel turbo boost on my Dell i5 laptop. Even for regular activity like starting the chrome or IE, turbo boost is starting and especially I am annoyed by the heat and fan noise it ...
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