Questions tagged [cpu-throttling]

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Severe thermal throttling unsure what the cause is

So awhile back I swapped out my hard drive and ram in my laptop and immediatly after I noticed my pc was running insanely slow after a lot of troubleshooting I found that prochot was throttling my cpu ...
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78 views

Pros & Cons of throttling CPU [closed]

So my laptop's CPU has this turbo boost thing, and it heats up the machine to an uncomfortable degree. So I've used cpufrequtils to keep my CPU at only 1.4GHz, and it hasn't felt any slower and it's ...
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366 views

Laptop CPU power limit throttling is constantly on for no reason

I have a laptop (HP OMEN 15, Intel i7-7700HQ + NVIDIA 1050Ti, Windows 10 1809) which I run some heavy computational jobs from time to time. Everything had been working fine for months until yesterday, ...
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21 views

Strange behaviour when using Power Plans

I recently wondered why my Laptop seems to be very slow (this was a verly long time). So I downloaded CPU-Z to check my CPU and saw that ist Clock is just around 998 MHZ, however it should can run at ...
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1answer
398 views

CPU throttling: energy_performance_preferences

I was looking at ways to keep the CPU cool when running long jobs (40-70 mins long) that use all available cores at maximum available frequency. Also I have a lot of these jobs to run. First I came ...
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134 views

Lowering the throttling temperature in Windows 8 for a laptop

I've seen a lot of posts about disabling the throttling temperatures but none regarding setting them. I have an Acer V17 Nitro, i7 laptop and it's CPU temperature reaches 95°C before throttling. It's ...
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1answer
1k views

how do I know if the BIOS or the OS is throttling my CPU? (Linux)

I'm using Ubuntu Linux 18.04. I've been sold a second hand Dell Precision M6700 Laptop with an under-powered power adaptor. Apparently the BIOS is able to recognise this condition and I read ...
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1answer
2k views

Cpu underclock when plugged in

My laptop underclocks itself when charging(I have Dell original OEM charger). The clock speed drops from 2.2ghz to 500mhz. I've tried configuring the power settings and BIOS settings,disabling ...
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1answer
803 views

CPU throttles to low frequency (1800 MHz) under load despite not actually overheating (50 °C)

Solution I solved the problem, thanks to the answer below. It was indeed the VRM heating up over 80 °C and it throttled CPU. CPU was not heating up, but motherboard made it look like it was so that ...
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21 views

Excessive Temp and Frequency Limiting Under Load

I've got a DG41WV Intel board running a Q6600 CPU with a stock cooler and a GeForce 8500 GT video card. I had been having some trouble with seemingly random crashes and allot of noise from the cooler ...
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2k views

How to modify the CPU throttle temperature?

I have a Xeon E5430 in a socket 775 board. Most of the apps are getting the CPU temperature wrong. Only aida64 is okay, the others think the CPU temperature is about 20°C higher than the reality. I ...
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782 views

How to get statistics of CPU throttling?

My dmesg output says that the CPUs are throttled, because of the temperature. [ 1283.260276] CPU3: Core temperature above threshold, cpu clock throttled (total events = 1) [ 1283.260277] CPU2: Core ...
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481 views

CPU throttling / parking under use

Seemingly randomly, CPU cores 2-7 will park and cores 0-1 will throttle to an idle clock despite current heavy usage of a browser, video editor, VM, etc. What is running does not seem to affect the ...
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1answer
2k views

How can I prevent high CPU usage from Chrome tabs in OS X?

I do this a lot: Notice my MacBook Air is running hot Open Activity Monitor, see "Google Chrome Helper" process pegged at 100% CPU Open Chrome's Task Manager to find the responsible tab Find and kill ...
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3answers
3k views

Is there any way to force a Xeon 1650 v3 CPU to not change its operating frequency?

I have a SuperMicro X10SRi-F server with a Xeon 1650v3 CPU. I'm trying to disable frequency scaling on the processor without any luck (don't know if it is even possible at all). I've disabled Speed ...
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2answers
23k views

How can I see how much my CPU is being throttled?

Windows has a feature which can be set from the Power Options menu where the CPU is automatically throttled according to usage in order to save power. How can I view this throttling in real time? For ...
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1answer
34k views

How does “CPU Thermal Throttle” work?

I have an AMD FX-6300 CPU and an ASRock 970 Pro3 R2.0 motherboard with an American Megatrends version P1.0 BIOS. The BIOS has an option for CPU Thermal Throttling which can be disabled, can be set to ...
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2answers
7k views

Throttle CPU Usage consumed by Process

We run a game-server company where we basically have large amounts of customers sharing a single machine, and are just on their own instance of a Java Process (Minecraft) managed by our Web Control ...
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2answers
1k views

CPU performance fluctuates wildly

CPU: Intel Core 2 Duo P8400 @ 2.26GHz. I've had this laptop for about 3 years and in the past month I've started getting periodic framerate drops in games. Usually the pattern is random, something ...