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1answer
181 views

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 ...
-3
votes
2answers
294 views

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?
1
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1answer
145 views

CPU Turbos Unnecessarily [Linux Mint]

I am using a core i5 4690k, and I decided it was overclocking time. But, because I don’t have the best cooler in the world, and I have a SFF case, I decided to ramp up the turbo boost frequency so ...
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1answer
301 views

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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0answers
230 views

How to Turbo Boost permanently?

Dell OptiPlex 990 with i7-2600. Turbo Boost is enabled and it's working correctly. Speedstep and C1E is disabled. No BIOS options, or hacked BIOS to overclock myself. Is there a way to keep the ...
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0answers
20 views

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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1answer
429 views

Intel turbo boost falls back to default 2.4GHz just when it's needed most. How can this be resolved?

Intel Turbo Boost has my laptop running at 3300 MHz most of the time. My power settings are maxed out, so it stays there most of the time while I'm browsing the Internet and stuff, but once I run a ...
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2answers
2k views

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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1answer
174 views

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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1answer
1k views

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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2answers
17k views

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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1answer
5k views

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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votes
1answer
151 views

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 ...
0
votes
0answers
509 views

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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votes
1answer
639 views

Relationship between RAM Frequency and Turbo Boost CPU's

Something I've never been clear on is the relationship between RAM frequency and the CPU bus frequency. I've read that getting faster RAM for a CPU won't speed up your computer unless you also over ...
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0answers
1k views

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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0answers
2k views

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 ...
2
votes
1answer
530 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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votes
2answers
1k views

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 ...
9
votes
1answer
15k views

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 ...
2
votes
3answers
4k views

Intel turbo boost - in reality

I have an Intel i7-3630QM processor in my laptop. Its speed is supposed to be from 2.4 to 3.4 GHz in turbo boost mode. In reality, will it ever run all cores on full speed (3.4GHz mentioned above) ...
5
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2answers
6k views

Is base clock speed still relevant for TurboBoost processor performance?

With the advent of Turbo Boost, is it still important to consider base clock speed when comparing processors for performance, or can I look strictly at the Max Turbo Frequency? For example, using ...
2
votes
0answers
2k views

How to adjust Turbo Boost Ratios on Mac?

My ratios are set to 0035 on my 2012 13" Macbook Air. In its specs it says that it can be boosted up to 2.8 Ghz. With my current ratios only 2.3Ghz is possible. Basically I'm wondering how I can ...
0
votes
1answer
1k views

Meter for Intel Turbo frequency

Hi their I have a laptop with Core i7 2630QM (Base freq 2GHz TurboBoost2 upto 2.9 GHz). I was always curious about to view the dynamic overclocking that occurs in i-series when it is subjected to ...
2
votes
1answer
3k views

can I force server to always use turboboost?

I'm using HP DL360p Gen8 with 2 * Xeon E5-2640. I do not load CPU 100%, i load it only ~10% and so I guess turboboost is not activated. However I'm using my server for trading so I absolutely don't ...
0
votes
1answer
139 views

Why is my processor “TurboBoosting”

Below is a screenshot of my computer screen five minutes after I log on. As you can see, my processor is turbocharging, and its the only process using the CPU. Whats going on here? Why is this ...
4
votes
0answers
2k views

What is the “Intel Turbo Boost Technology Driver” for?

What is the purpose of the Intel Turbo Boost Technology Driver? It doesn't seem to be necessary for Turbo Boost to work properly, so what does it do?
1
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1answer
1k views

What could cause the Intel Turbo Boost Technology Monitor 2.0 to stop working?

The Intel Turbo Boost Technology Monitor ver. 2.0 is (in my limited opinion) a really basic non-user configurable program. Its crashed on me twice in the last 2 weeks. What could cause it to ...
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0answers
380 views

Intel Turbo Boost does not work after standby S3 state

This feature does not work after standby S3 state (Standy, Sleep or Suspend to RAM). Tested with Intel CPUID and Turbo Boost Monitor. Although in hibernation it works and in hybrid sleep does not as ...
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votes
4answers
4k views

Why is Intel Turbo Boost Not Working On My Laptop? (Continued)

This is continuation to previous question *Please read previous question in order to understand my findings. Okay guys, this is REALLY strange. It seems as Intel Turbo Boost was always working, but ...
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votes
5answers
35k views

Why is Intel Turbo Boost Not Working On My Laptop?

Investigation continued Why is Intel Turbo Boost Not Working On My Laptop? (Continued) Dell Latitude E6420 is my laptop with Windows 7 Enterprise. Turbo Boost is enabled in BIOS but is disabled ...
2
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1answer
2k views

Underclocking Intel Core Duo/disabling turbo mode (Intel Dynamic Acceleration)

Since some microcode update I get turbo mode in my Core 2 Duo - CPU reports the speeds highier then nominal and powertop denotes it as "Turbo Mode" (despite I could find information about "Turbo Mode" ...
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2answers
3k views

Monitoring Turbo Boost / SpeedStep on 13" MacBook Pro

I have an early 2011 MacBook Pro 13" and I'm supposed to be able to turbo boost up to 2.9GHz until the processor begins to overheat. Does anyone know of a utility that can monitor the current ...
1
vote
1answer
791 views

MacBookPro 8,2 i7-2820QM real-time “turbo frequency”

I am on a MacBook Pro with this processor: http://ark.intel.com/Product.aspx?id=52227, computing a strictly single-threaded workload. Since the CPU has a clock speed of 2.3 GHz and a max Turbo ...
4
votes
8answers
7k views

Why doesn't my i7 ever use its processing power?

I'm writing about my Sony Vaio laptop again. It's an i7 with 6 GB of RAM, 500 GB 7200 RPM machine. Ever since I've owned it, I've seen its CPU at 100% perhaps once. Most of the time, applications ...
6
votes
2answers
21k views

What is the actual meaning of turbo boost?

I'm buying a laptop for $849.99 and it purports that the i5-450m chip "turbo boosts" up to 2.66ghz, 4 threads, and 3m cache. Is this an idealized claim, or will it actually dramatically improve ...
6
votes
2answers
5k views

How does Intel Turbo Boost Technology improve performance on the new Core i5, i7 series of chips?

I'm curious about the new innovations in Intel's Core i5 and i7 series of chips, in particular the Turbo Boost Technology. (Doesn't turbo boost remind you of Knight Rider?) What are the details on ...