CPU cooler speed control. SpeedFan is a free program for adjusting the speed of coolers. Additional information on speed

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Want to know how seriously to heat up? system unit(this is especially true in the summer) and will reduce the noise of the computer, which seems to be about to take off. Then you need to go into the BIOS, trying to wait required settings, unless of course you are afraid to change something like that, but this is only suitable for advanced users or everyone else is trying to make do with utilities that come on disks with motherboards, which theoretically allow you to control the operation of fans, although usually quite ineffectively. As always, there is a third way - utilities from third-party developers who can work with most modern hardware. One of the popular utilities that allows you to collect data from sensors motherboard, video card, power supply and hard drives, as well as control the operation of fans - this is SpeedFan.

They contain temperature and energy consumption, which can be made visible. Self-monitoring and reporting technology allows you to see parameters hard drive. It includes reading the temperature of the hard drive. So far, only regular hard drives are supported.

Cooler connectors and their photos

This is for advanced users only and at your own risk! This makes it easier to end the session. Temperature, fan speed, voltage for many motherboards. You can see the temperature, voltage and fan values ​​of your motherboard chipset, including the dial-up display and processor parameters. This feature is mainly intended for older processor. Memory optimization.

Installation of the utility proceeds according to the standard scenario, confirmation license agreement, dates of goodness for placing icons to launch the utility, select the folder where the files will be located. Well, that’s all, the program is completely ready to work.

A user-friendly interface will help you select the appropriate and correctly configured climate control component. The result can be quickly and easily sent by email. The user-friendly interface guides the operator to the most appropriate, correctly sized climate control component using typical smartphone controls. Fan controls are available as hardware or software. If you find one that's worth it, you can find out here.

Select Control Panel from the menu. Click "Hardware and Sound" and select "Power Options" to open the window. Click Change Plan Settings next to the Configuration energy plan or other plan of your choice. Click "Edit" Extra options"Power" in the link that opens the "Power Options" dialog box. Go to the "Advanced Settings" tab.

SpeedFan collects all kinds of data about your computer, such as temperature, voltage, processor frequency and cooler rotation speed, and theoretically (you will find out why later) allows you to regulate the operation of fans and change the processor frequency.

The utility's interface looks unprepossessing, but it is simple and clear, where all the features are grouped into separate tabs, although some of them have very strange names:

Introductory information about computer cooler speed

Click to expand the System Cooling System setting. Click to the right of the settings for "Battery Activated" and "Connected", which activates the option to change the settings. To view system fan control settings. For temperature control, there are two different temperature input modes: main inlet temperature and inlet temperature.

Default values ​​for preset configuration. By default, the normal desktop environment is used. These settings have been selected to minimize fan noise while still maintaining normal system operation in a normal operating environment. You need to change the fan control settings. If your usage model includes one of the following options.

- Indicators. Here we are given all the information about temperature, fan speed and voltage, but most importantly, this is where we limit the fan speed. We limit the turnover by changing the numbers in the points signed by Pwm* (with previous versions called Speed*), setting the percentage of the cooler's maximum speed.

Additional information on speed

Conducted analysis of CPU efficiency of 75% or more over a long period of time.

  • Sustainable transfers over a long period of time.
  • Stability tests.
Some people reacted to this message by saying that with this softness it is impossible to change these speeds, others said that it is impossible to change - "neither here nor in China," said one. After opening the program, click “Customize”. Go to the Options tab and put it in Brazilian to make it easier.

Frequencies. Here you can change the frequency of the processor and system buses, but ordinary users I don’t recommend turning or turning on anything here for those who are far from computers. If anyone is interested, first select the motherboard manufacturer, then the generator clock frequency, which is used (it’s better not to select anything at random), only then we set what frequency the processor will operate at depending on the load on the system.

Click "Customize" again and now select the "Fans" tab. Look at the speed of each one and make sure that only the ones that work are marked. You can also click on their name and change them. Click OK and review the changes in the main panel.

Click "Customize" again and select the "Speeds" tab. Keep only the controls for the fans that you have tested. Example: If you unchecked the second fan in the previous item, also uncheck the second speed controller in this list. You can also click on their name and change them as in the previous item.

Information. For ordinary users there's nothing interesting here. In fact, here they propose to read data about the chipset used on the motherboard and send utilities to developers so that they can implement support for common hardware and sensors.

Click "Customize" again and now select the "Temperatures" tab. Open each element of the system by clicking on the sign and see the available fan controls. In each case, mark only the fan that is used to cool the item in question.

At this point it is good to test the controls to ensure that the fans have been correctly identified and labeled with the correct names, as well as their individual controls and their speeds. Write down the changes you make in case you want to undo them. If you can't do it right, don't do it.

Exotic. Hidden under such a strange name is a sign that displays all the parameters that the utility monitors, illustrating with arrows which values ​​are falling or rising.

- S.M.A.R.T. here we can find out about the status hard drives, where green circles mean everything is fine. If you see yellow triangle, then the hard drive is in a pre-emergency state, and the red circle means that some of the parameters have gone beyond critical values, and data loss is only a matter of time. Select the desired hard drive from the top drop-down list.

Click "Customize" again and select the "Advanced" tab. Open the list of chips and select yours. If you want the program to make this change every time it starts, check the Remember checkbox for each of the options. So when the program runs, it makes those changes and takes over the machine. If you do not select this checkbox, this setting will be lost after loading and the control will return to the same state as always.

Check if each name you edited corresponds to the correct gate, and if the controls also have the correct names. You can also open Settings and on each tab of these clicks and drag and drop fan names, speeds, etc. up or down to change the display order in the main panel. It is helpful to place an order at home. Certified that everything is working well, with the correct names, correct controls and operation, we can move on to the next part of the automation.

Charts. In this section, those interested can familiarize themselves with the statistics of changes in temperature, fan speed and voltage in the form of graphs.

Now about some features of SpeedFan. To begin with, the utility does not always correctly determine temperatures, so for an experiment you can first try alternative utilities and compare the results and make settings. Also, in order for the fan speed to be adjusted, they must be connected to the motherboard in a 3-pin connector. Although, again, not every motherboard allows you to adjust the fan speed.

If you just want to change the speed manually, you can stop here. Select each system element on the left and see the desired temperature below. Enter the correct values ​​for each part of your system in the Required field and the Attention field. At these temperatures the fan speed changes. Only one component can be noted. Select each system fan and select the values ​​below for minimum and maximum RPM. Leave the minimum values ​​at -30% for guarantee.

Check the "Automatically vary" field for each one so that the program is responsible for changing the speeds according to the measured temperatures. If you did everything correctly and your system is compatible with this soft, you will see the temperature of the component drop and drop and the fan speed accompanies this movement. Now the hard part is to fine tune the parameter values. Make sure each fan has the correct name, correct controls, correct temperatures, each tested separately.

The names of the fans look very sad, they only differ in digital indices and it is not clear which one is responsible for what. Although it all depends on the motherboard, some parts of the coolers have meaningful names. You have to use cunning experiments to get to the bottom of how to stop with crayfish, race in games and just watch how the speed changes after changing the parameters.

Find the optimal temperatures for each component to configure your system. Remember: do this at your own risk. Laptops are still the preferred choice for most consumers, despite the appeal of the tablet and the availability of desktops. The reason is that they are lightweight and powerful enough to handle serious work.

Details on various regulators in SpeedFan

This convenience, however, comes at a price. As a result of the strange design of laptops and batteries large capacity Laptops often overheat. Fans in laptops are installed for one purpose: to dissipate heat through air circulation. Most of the time, fans work because they have to.

The settings can be accessed from the “Indicators” tab by clicking on the “Configuration” button and a lot of interesting things are hidden here that will allow you to customize SpeedFan for yourself. Here you can disable unused or duplicate sensors and fans, configure the optimal and critical temperature for each sensor (for example, I had to raise it to 85 degrees for the video card), enable automatic adjustment of the fans, depending on the temperature of the sensors. For dessert, those who wish can write scripts that will be executed upon certain events, launching programs, sending letters to email or causing pop-up warning windows.

However, there are times when fans work harder than usual. For example, if the day is hot, your laptop's fans will have to work harder to dissipate the heat, which means more noise. If you close the vents, which often happens when you use a laptop in bed, the laptop gets warm.

If the fans suddenly sound different and make a loud noise or buzz, it is likely a bearing problem and the fan should be replaced. If your laptop's fan sounds fine but runs constantly, it's unlikely that the fan itself is the problem.

SpeedFan basically works by giving out a bunch of useful and not so useful information, allowing you to adjust the fan speed. But getting it to work correctly is a whole art, where you first have to experiment with understanding the terms and surf the forums. Although, as the simplest option that does not require much effort, you can reduce the numbers in Pwm* on the main tab.

Buy a cooling pad

The best way to solve this problem is to eliminate the process that is causing the fan to work harder. Cool pads are ideal if you use your laptop on a desk or other static position. If you choose, you can also buy vacuum fans that literally suck hot air directly from your car. It's good to keep in mind that external coolers offer a remedy for your laptop's heating problem, but they are not a long-term solution if your machine is constantly hot.

If your computer is very noisy, your hands are straight and you are willing to spend a little free time, then you should install and configure SpeedFan correctly.


Works great in 32 and 64 bit operating system. The program interface has been translated into several dozen languages, including Russian, although some phrases remain in English.

Noisy fans are a sign of heat, and if they are always noisy, it means your laptop is always hot. It is possible that dust has accumulated on your laptop and this is reducing the air flow. Reduced airflow means poor heat dissipation, so you will have to physically clean the machine to improve the situation.

Fan control software

Be careful, however, if your device is still under warranty, opening it will void the warranty. Complete Guide on cleaning your laptop is in the article. Most laptop models will allow you to control the speed of your fan using a third party software. This allows the fan volume to be controlled by airflow. Keep in mind that lowering the fan speed will make your laptop hotter and shorten its lifespan in the long run.

SpeedFan free download page http://www.almico.com/sfdownload.php

Latest version at the time of writing SpeedFan 4.47

Program size: installation file 2.04 MB

Compatibility: Windows Vista, Windows 7 and Windows XP

Good day, dear friends, readers, visitors and other individuals. Today we'll talk about the program SpeedFan, as is clear from the title.

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Results can be filtered by continent, price and distance. You can also view them on a map. But there are still a fair number of countries that require a visa. Which countries can you visit without a visa and for which of them do you need this document? Please indicate the country of your passport and the purpose of your visit. The service also shows a quick comparison of travel times and journeys from your country and destination, which is useful information. He has developed a test of personal tests that you can access through this site.

I think that you all remember the article "", which told you a lot of things useful information about heating the contents of your iron friend and a few words about how to deal with this heating, namely, for example, by or.

But what to do if everything is more than normal with temperatures, and the computer is buzzing like hell? The answer is simple: you need to somehow regulate the fan speed, because they are the cause of noise in most cases. Just how to do this will be discussed in this article.

Introductory information about computer cooler speed

Let's start with how the adjustment generally occurs, if it exists at all.

Initially, the rotation speed is determined and set based on the temperature readings and settings specified in.

The motherboard, in turn, does this by changing the voltage/resistance and other nuances, intelligently controlling the speed ( RPM), based on the settings you have specified, as well as the temperature of the computer components as such and inside the case in general.

However, not always, despite all sorts of smart adjustment technologies ( Q-Fan and others like them), it clearly does its job, and therefore the twisters are either driven too hard (this is often what happens), which creates an illusory noise, or too weakly (rarely), which increases the temperature.

What should I do? Option, at least three:

  • Try to set everything up BIOS;
  • Use specialized programs;
  • Either physically tinker with something with the power supply (or by buying all sorts of rheobass and other physical devices).

Option with BIOS, is not always justified, because, firstly, such technology is not available everywhere, secondly, it is not nearly as intelligent as it seems, and, thirdly, it may be necessary to change everything manually and on the fly.

Additional information on speed

Field " CPU Usage" and the indicators nearby show the current load and its . Buttons " Minimize" And " Configure" allow you to minimize the program or open its settings.

Check mark " Automatic fan speed"includes automatic rotation adjustment. You can use it, but in general there is no point as such, otherwise why did you even install this program if you were happy with everything as it is?

IMPORTANT! The list of indicators does not necessarily refer to a particular cooler, as it is signed in the program! That is, if it CPU or Fan1, - does not mean that this is the speed of the processor cooler, because it all depends on which slot the fan is connected to by the assembler (or by you) directly on the motherboard and how correctly the program reads the data about this connector! Ideally, determine the speed by changing the value and looking into the open case.

Details on various regulators in SpeedFan

I’ll tell you what is what in the case of the rotation speed indicator (measured in RPM, i.e. in number of revolutions per minute):

  • SysFan (Fan1), - shows the rotation speed of the fan (I mean the fan) connected to the SysFan socket on the motherboard. This can be either a cooler installed on the chipset, or any other one simply plugged into this connector (all connectors on the motherboard are labeled accordingly);
  • CPU0 Fan (Fan2), - shows the rotation speed of the spinner on the processor, i.e. the fan plugged into the connector CPU_Fan on the motherboard;
  • Aux0 Fan (Fan3), - tells about the current rotation speed of the fan connected to the connector AUX0;
  • CPU1 Fan (Fan4), - similar CPU0, but only if you have a second processor or cooler socket labeled CPU1_Fan;
  • Aux1 Fan (Fan5), - similar to Aux0, i.e. shows the rotation speed for the cooler plugged into the connector AUX1_Fan;
  • PWR Fan (Fan6), - it happens that the rotation speed of the installed cooler is indicated here (not always), or simply the speed of the fan that is plugged into the connector PWR_Fan on there.board.

Let me note once again that each parameter here corresponds to motherboard connector and almost any cooler can be plugged into any of them and then its indicator will be displayed in the corresponding column.

Naturally, it should be stuck through a small 3-pin- the connector is in the motherboard, and is not powered from the power supply. To make it clearer, let me show you a photo.

Cooler connectors and their photos

The correct connector and the correct socket (socket in the picture 4-pin, and the connector 3-pin), so that you can watch and adjust the rotation speed:


"Wrong" connector, i.e. power supply from the power supply, which Not allows (see note above) to monitor and, often, change rotation speed using the program, BIOS and anything else:

You mean, if during assembly you have some of the coolers (for example, case coolers) powered from the power supply by the connector shown above, then I recommend getting into the computer and plugging them into the motherboard so that you can control the fans as you please.

To the right of the above values, as I already said, temperatures are indicated. Personally, for me, they are not filmed accurately and adequately enough, and therefore I recommend using analogues like or and drawing conclusions based on them.

And now the best part. Below, opposite each inscription Speed01-06(or in later versions of the program it may be Pwm1-3,Pwm1-3), there are arrows by clicking on which we can adjust the rotation speed of a particular fan. Actually, that's what we need. Try to play with them, moving them up and down and you will see how quieter/louder your computer can work.

By the way, to understand which graph regulates the speed of which cooler, just watch the change in values RPM. Naturally, it is not recommended to turn off the fans completely, so as not to burn something and, of course, it is necessary to simultaneously look at the temperatures when adjusting the values.

Disable/enable automatic speed control in BIOS

Depending on the type of motherboard, version and type BIOS and other factors, the program may not work if BIOS whether adjustment is enabled or disabled automatically or based on specified patterns.

Therefore, it is possible that if you encounter problems with the program and it works (or does not work), or you want to entrust control to the motherboard, you may need to enable or disable the built-in BIOS adjustment system. Approximately, depending on the version, it is done like this:



Those Q-Fan pregnant Enable includes automatic control based on specified parameters in BIOS, A Disable disables this option. Depending on type BIOS, as you can see in the screenshots above, this parameter can be located on different tabs and look different. It is also possible that you need to switch CPU Fan Profile With Auto on Manual or vice versa.

Unfortunately, it is impossible to consider all the variations, but one way or another, this tab is necessarily present on any computer (except, perhaps, laptops) and you can find it there. In particular, it is not always called Q-Fan, it could be something like CPU Fan Control, Fan Monitor and in a similar manner.

In a nutshell, something like this. Let's move on to the afterword.

Afterword

Something like this. I won’t talk about all sorts of deep settings and other tabs within the framework of this article, since they are not particularly needed. The remaining tabs are responsible for overclocking, information and other useful data (more on that later).

As part of the next article in this series, I told in detail how to adjust the speed, because they have their own BIOS and a fan, powered not from the motherboard or power supply, but from the card itself, and therefore control them through SpeedFan or the motherboard will not work.

As always, if you have any questions, thoughts, additions, comments, etc., please feel free to comment on this post.



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