Questions tagged [cooling]

Removal of heat from computer components such as CPU and GPU, required to ensure reliable operation and prevent overheating and failure.

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162
votes
17answers
74k views

Will it damage my MacBook if I put it in the fridge to cool it down?

I've a got longstanding problem with laptops overheating (MacBook Air/Pro) and it's not only related to one machine. The laptops are overheating especially during hot days (summer). I've found that ...
130
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6answers
15k views

Tiny copper waffle squares inside computer

I've been hearing a sound from inside my MSI GE60 laptop for a while now, so I opened it up to find that these two tiny copper waffle squares came loose. They were originally stuck to the board with ...
62
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8answers
113k views

Is it OK to use toothpaste instead of thermal paste when fitting a CPU?

I was told many years ago to do this by someone who at the time knew more than I did. The CPU was a celeron in the Pentium 2 era. It ran cooler with the toothpaste between the chip and the heatsink ...
38
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7answers
41k views

Why do laptops need fans but tablets don't?

I'm curious why a tablet doesn't need fans but all laptops do, even the cheap and less powerful netbooks. I thought at first it would be that the screen on a tablet is smaller than a laptop, so the ...
32
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7answers
3k views

Why are modern CPUs “underclocked”?

I keep reading since years about magical overclockability of modern CPUs. It is said that CPUs (with open multiplier) which are shipped to customers with (let's say) preset 3GHz, can be overclocked "...
31
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10answers
38k views

My computer is loud: How do I tell which fan is the issue?

On my new computer, my fan(s) is/are plain LOUD! Using SpeedFan, I find that my temps are all under 32 degrees C under my normal use (IDK how accurate that is but the CPU itself says 27 C). The fan ...
31
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3answers
15k views

Does the color of a heatsink affect its performance in dissipating heat?

I know that heatsinks come in different fin forms and those different fin forms affect the way how they dissipate heat. However, there's something I could not get about them and it's their color. Can ...
28
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3answers
8k views

How do software programs determine the HDD temperature?

Some software programs can etermine the temperature of the hard drive. E.g. HWMonitor: I say that there must be a thermometer inside the HDD and the data (via SMART) is passed as regular info to the ...
28
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4answers
78k views

Can I remove and put back the heatsink of my processor without reapplying thermal paste?

If I remove the heatsink from my processor temporarily, then later put it back without changing the heatsink or CPU, do I need to reapply thermal paste?
27
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1answer
105k views

What is a normal/safe temperature for an i7 2600K CPU? [closed]

I just completed my first build, and while I was finagling around in the BIOS I noticed, with some concern, that my CPU was sitting around 60 °C. Even when I set the maximum temperature to 55&...
25
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6answers
12k views

Is liquid cooling necessary for high CPU performance over extended periods?

I'm planning on building a system for high CPU and memory performance. Graphics performance is not a major concern, as I do not plan to use it for gaming. I noticed that liquid cooling seems to have ...
24
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7answers
13k views

Is it safe to use a laptop if the CPU fan is failing?

I'm having problems with my fan which went from being annoyingly loud to sometimes completely stopping and failing to dissipate the heat form my laptop. I'm in the process of replacing it, however, I ...
24
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4answers
96k views

Three-wire and four-wire CPU fans, what's the difference?

What is the difference between 3-Wire and 4-Wire CPU cooling fans? Of course, the obvious answer is “1 Wire!” :-)
24
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8answers
30k views

What makes a laptop overheat?

Is there a correlation between CPU usage and heat? RAM usage? Other things? How can software affect overheating in a laptop?
20
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2answers
85k views

Intel Dynamic Platform and Thermal Framework Settings - what exactly do they do?

Despite the fact that virtually all modern Dell laptops (and probably others) are supposed to have the Intel Dynamic Platform & Thermal Framework Driver installed, I couldn't find any end-user ...
18
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4answers
16k views

Adding more thermal paste to stock cooler

Following the relevant question I was wondering if adding a pea-sized (or half-pea since there's already some) would hurt ? As far as I'm aware, and have heard from various sources, Thermal paste is ...
18
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13answers
50k views

Will an SSD help prevent laptop overheating?

My laptop has a severe overheating problem, even though it's quite new (< 6 month). It's still regularly overheating to the point where it shuts down. This usually happens while playing games but ...
18
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4answers
23k views

What's the proper way to remove thermal paste from a CPU?

I'm replacing the heatsink on my CPU, and want to clear the current thermal paste. What should I do?
18
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3answers
17k views

Does unused thermal paste get old?

I've got two small unlabeled plastic syringes with white thermal paste - these are probably 8 years old. Should I throw them out and buy new? I'll need some paste to build reassemble a mid-range ...
17
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2answers
64k views

Heatsink compatibility for the new Intel Skylake processors (LGA1151)

The new Intel Skylake processors have just released, but they don't come with a fan/heatsink. As a result, I have to purchase a third party heatsink, but it seems there are none yet listed on popular ...
16
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4answers
3k views

Buying A Computer “Case” Fan… Does It Always Run At 100% Unless Told Otherwise?

What happens if I do not plug it into the motherboard and it does not have a switch? I have seen fans before with an "off/low/high" switch that allows you to manually set their speed. I have seen ...
16
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4answers
46k views

What is the safe temperature limit for a consumer SATA hard drive?

Background My personal desktop system at home has 5 SATA drives racked up inside. Recently my system started failing in odd ways like random kernel panics and I eventually traced it to random ...
14
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3answers
6k views

What is the gum like thing on the heat sink?

See the attached picture. What is the gum like thing? Should I replace it with thermal paste? Thanks! Update Thank you guys! I replaced it with new thermal paste and my laptop is not burning anymore!...
13
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14answers
18k views

My computer raises the ambient room temperature by about 4°F. I don't like it (in the summer)

I'm running Windows XP Pro SP3 on an Intel Core2 Duo CPU E7400 with 3.5 GB of RAM and an Intel G45/G43 chipset. The motherboard runs at 35°C and the CPU at 32°C -- which I don't think is too hot. ...
13
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7answers
28k views

Optimal Fan Placement and Direction for Air-Cooling a Computer

My current computer has always run unusually hot no matter what steps I have taken such as: lots of fans—including four 120mms; thermal grease—both generic and Arctic Silver V; placement of the system—...
13
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4answers
20k views

Does RAM cooling make a difference to performance?

Just what the title states. I'm looking to add a heat-spreader to my DDR3-1333 CL9 chips, and wondering whether it might make a difference ... and if so, how much
13
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4answers
41k views

Does overheating cause a computer to slow down?

I've heard that heat issues can cause problems with PCs, but is this realistic? Is leaving the desktop in a cabinet area, or above-average-room-temp, a realistic potential cause of slowdowns? (I'm ...
13
votes
1answer
2k views

Five year old unopened boxed CPU – is the stock thermal compound still good?

I have obtained an unopened, sealed, boxed CPU dating back to 2009. It’s an Intel Core 2 Duo E8600 with heatsink + thermal compound pre-applied. Is the stock thermal compound still OK to use after ...
12
votes
3answers
319 views

How picky are CPUs in terms of how evenly the thermal compound is?

I'm in the midst of building a computer (this is my first time). When I first put the heatsink on the CPU, I was a little off center. Some of the thermal compound came off, so when I re-centered ...
11
votes
2answers
28k views

How to keep a Processor Cool, without adding a new cooling device?

I have a Dual core processor that get hot while multitasking and using some 'heavy' softwares. How keep it cool without adding additional cooling hardware?
11
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8answers
33k views

How can I cool down a laptop power supply?

Yes, that's right. A laptop power supply. This afternoon I was playing Minecraft on my ASUS laptop. As many Minecraft players know the game is written in Java which, on high settings, can force quite ...
10
votes
3answers
4k views

Water cooling a PC, is it really expensive?

I recently read an article saying you can overclock an i5 750 to perform almost as well as a core i7 975 extreme (factory settings). But obviously this requires some serious cooling. Is installing a ...
10
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3answers
27k views

CPU temperature too high but fan not running at max speed

I think I am having some problem with processor fan... it never runs on full speed event though my processor temperature is going so high. I am using HWMonitor (also speedfan) to record temperatures ...
9
votes
3answers
9k views

laptop noisy sound - fan or hdd?

I've experienced some strange noisy sound in my laptop. I can't definitely tell it's from the fan, but I think so because hdd failure sounds are different. The laptop is Dell latitude e6410, its ...
9
votes
3answers
44k views

How do i measure the size of an unknown computer fan?

I recently picked up an old system with fairly noisy fans. I'd like to replace them, but the fans themselves don't have any mention of their size. Now, I know that there's standard sizes like 40, 60, ...
9
votes
4answers
79k views

Maximum temperature laptop internals can handle? Cooling options?

So I have a Compaq CQ50-215CA and my sister was using her laptop on her bed and I was just using it quickly to check my email. The surface of the laptop was really hot and I opened Speccy to see that ...
9
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3answers
7k views

Is a laptop cooler really effective and useful? [closed]

Is a laptop cooler really effective and useful? I have a Dell laptop - it doesn't have any problems but was wondering if a laptop cooler would be beneficial in any way? Some example coolers: http://...
8
votes
3answers
972 views

It is safe to keep the glue residues on the motherboard that had a backplate

This might seem a stupid question but i just want to be sure. Some cooler have a backplate with sticky (really sticky!) edge on back of them in order to stick it on the motherboard. I removed mine ...
8
votes
2answers
97k views

Are my CPU temperatures too high?

My CPU temperature revolves around 40 - 50 C while idle and it immediately shoots up to 90 C while starting a game as old as AOE II Conquerors. See below the screenshot which I captured using CPU ID ...
8
votes
6answers
55k views

Motherboard temperature reaches 124° C?

This is a brand new PC build (only a few days old.) There are plenty of fans in the case, but after a few hours of playing Skyrim, this is what Speccy reports: My usual motherboard idle temperature ...
8
votes
2answers
85k views

What's the maximum safe temperature for a HD Radeon 6870? [closed]

I'm running a passively cooled HD Radeon 6870 in my PC. While using 3D Acceleration, the temperature climbs up to 95 degrees Celsius according to SpeedFan. It seems a bit hot, but on the other hand I'...
8
votes
2answers
19k views

My hard drive seems to be overheating… what should I do?

After a cold boot, the hard drive in my notebook jumps to 56℃ within an hour or so of idling. Is 56℃ a cause for alarm? Notes: The notebook is on a flat desk and none of the vents are obstructed. ...
8
votes
3answers
1k views

Is it safe to place heat sink such that it joins multiple voltage regulators?

This is quite possibly a stupid question, but the GPU cooler I bought leaves me with little choice but to position heat sinks such that they straddle and join multiple voltage regulators. Is this a ...
8
votes
4answers
8k views

Macbook Pro - 15" with i7 processor - Any problems with heat?

You may have already heard about the review done by the folks at PC Authority in Australia, where they had an i7 MacBook Pro that got up to 100 degrees Celsius during benchmarking. Here is the URL in ...
7
votes
8answers
29k views

Is the exhaust fan necessary?

On my new PC, the component making the most noise is the rear exhaust fan on my case (it is the only exhaust fan in my PC). I tried to disconnect it and watched temperatures in SpeedFan and CPU was ...
7
votes
2answers
5k views

My desktop has started overheating — how hot is hot?

I have a two year old desktop, some random quad core HP desktop. It used to run very quietly, but in the past month, the fans start up anytime anything "serious" is being done -- compiles, playing ...
7
votes
5answers
47k views

How can I make Speedfan run automatically when the PC starts?

I tweaked the fan curve on my case fan because it runs at 100% when I am gaming. So I made it run at a max of 80%, which is MUCH more quieter, and it doesn't seem to have any impact on the max ...
7
votes
6answers
6k views

How hot is too hot? (Or, how my graphics card burned my fingers)

Note: I originally set setup logo, I meant startup logo. This system has had Windows installed for awhile now. I installed a new Core 2 Quad in my system and was getting ready to do burn-in testing, ...
7
votes
2answers
8k views

To prevent overheating, why not turn laptop upside down?

The fans and ventilation holes are positioned on the bottom of the device, as with most laptops, as well as the HDD and other components making heat. If these items are all positioned on the bottom, ...
7
votes
2answers
76k views

Ways to know whether my Laptop fan is working or not

On my Laptop the CPU Core Temps. have been relatively high recently (I think) and so there's a nagging doubt in my mind whether any of the internal fans have failed. What are other alternative ways to ...

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