Using Apple products in wet, dry, hot, low- or high-pressure environments. Things like water-resistance, waterproof specifications, dust and other environmental considerations.

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Why is my MBPr so hot when 2 external displays are connected?

MacBook Pro Retina, 15-inch, Late 2013 Processor 2,3 GHz Intel Core i7 Memory 16 GB 1600 MHz DDR3 Graphics NVIDIA GeForce GT 750M 2048 MB Software OS X 10.9 Built-in Retina Display 15-inch (2880 ...
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1answer
190 views

Is there a way to view and control the powerstate of the discrete GPU on a 2011 MBP in OSX?

I noticed that running with the discrete GPU uses more power and generates more heat. I just need the discrete GPU to drive an external monitor, I'm not concerned about performance. By controling the ...
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1answer
94 views

Normal Temparature of a Macbook Pro

I received my Macbook Pro yesterday. I would like to know what is the normal temperature of a Macbook Pro. Here is mine is this okay ?
3
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1answer
835 views

Retina Macbook Pro 15'' overheating?

I got this RMBP mid 2012. I am now noticing overheating problems when I browse the internet + about 15 tabs of youtube open, mainly music. I also notice that my battery quickly depletes during this ...
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3answers
3k views

Macbook Pro 15 mid 2012 - not able to solve overheating

I've been trying to solve my overheating problem for quite a long time, but had no luck, so I will try to describe it to you and hopefully, someone can come up with some solution. I've also read ...
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3answers
1k views

Why is my MacBook getting hotter than usual since some time?

Since some time my MacBook is constantly hotter than it used to be, even when not having much CPU load. What could the cause be? Resetting the System Management Controller (SMC) didn't completely ...
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1answer
187 views

Sudden spike in CPU temperatures

My Macbook Pro 13" early 2011 has been running fairly cool for the last 4 months, about an average of 32-40C. However, within the last few days, the average temp has gone to an average of 45 - 52C, ...
2
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1answer
823 views

Is there a way to control the clock speed of the GT 650M GPU in a Retina Macbook Pro from OS X?

This is not about gaming performance. I've got that all sorted when booting into Windows. This is a 2012 version rMBP. The question is about trying to gain a little more control over the hardware ...
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3answers
133 views

6000RPM all the time with no activity - restart helped

I'm on Mountain Lion and for two days my fan RPM was 6000 and the temperature was 92C. I decided to restart and now it's 3300 RPM at 68C. How come? Is this some kind of bug? I remember having ...
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3answers
6k views

Mac OS X 10.8 QuickLook Causing CPU & Temperature Spikes

I have consistently been having a problem with my computer overheating due to random processes using 100%+ CPU. Commonly the problem occurs with the process QuickLookSatellite-general, but it is not ...
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0answers
70 views

Is it true that Mac Air fan sleeps almost all time?

Hmm, while I was typing this question's title, some related questions appeared: air-11-i7-2011-fans-come-on-never-turn-off ...
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2answers
6k views

Macbook Pro Retina 15'' - High CPU temperature

I've seen a few similar questions on here but none seem to have a good answer, nor seeing the temperature levels I'm seeing. Notebook is only a month old and just installed iStat Menus and noticed ...
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2answers
723 views

6000 RPM at 65C

For a few days I'm noticing the fans spinning wildly and the CPU temperature is around 65C.. I'm only doing normal browsing and the fans are at 6000RPM. Quite strange. I have MacBook Pro mid 2010 ...
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3answers
2k views

Is it normal for a 15 inch rMBP to get extremely hot during use?

Sometimes when editing images, creating websites, using Adobe software, my Retina Macbook Pro, seems to get very, very hot. Not just on the bottom but on the top by the screen as well. To be more ...
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2answers
1k views

Is there any way to ignore a heat sensor on a macbook pro?

I recently replaced the ribbon cable which connects the top case assembly on my macbook pro 4,1 (early 2008). My keyboard is now working but unfortunately the fans are reving up to 6000 rpms and ...
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1answer
1k views

Mac getting very hot while watching flash

I'm running OSX 10.7.5 on my Mac computer (desktop, not laptop). I have just been watching some Starcraft 2 stream from Dreamhack (in flash) when I noticed my computer was getting pretty hot. I ...
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4answers
7k views

Fan Speed and Temperature on MBP Retina 13 2013

I have a 13 inch MacBook Pro retina (bought new in 2013). When running normally (which is usually online downloading and editing in Eclipse - nothing too heavy, often 90%+ processor idle) it runs ...
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0answers
471 views

iPhone 4S chip overheating after replacing screen

I just bought a used iPhone 4S with cracked screen, and installed a new lcd with gold frame. Just after putting the phone together it starts overheating. I have not installed any apps since recovery ...
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2answers
212 views

Macbook Pro Mid-2012, ethernet heating

I am a Mac newbie and I have a new 13" Macbook Pro. I used the Ethernet connection for wired Internet in my dorm room, but after using it for half an hour or so, the Ethernet port and the area nearby ...
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1answer
193 views

Macbook Pro 2011 Heat Problems

This is more a general enquiry into whether I should be concerned, but I have a 2011 Macbook Pro 13" and over the last week and a half I have noticed the left side of the case (power point, QWE keys ...
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1answer
355 views

How many fans does a 2.26 GHz 15" 2009 MacBook Pro 5,5 have?

I have a 15" MacBook Pro 2.26 GHz purchased in late 2009, model "MacBookPro5,5". The FanControl PrefPane reports Right Fan: -1 RPM Does this model only have one fan, or does it have two?
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1answer
550 views

How do I fix enourmous CPU usage & temperature on MacBook Air when trying to install Wine?

I have a 2012 MacBook Air Intel Core i5 8 GB memory (Mountain Lion). I am trying to install Wine through MacPorts, but after about a minute of building Wine, CPU usage rapidly rises into the 90s, and ...
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1answer
5k views

Is there a safe temperature definition for the Macbook Pro Retina?

I'm using a grid-computing software to donate my CPU time, so every core is always 100 Celsius degrees (212F), all day. Is there a reference, from Apple or other source, indicating a safe temperature ...
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0answers
253 views

How to identify the 3 thermals sensor connectors from the mac mini motherboard?

I opened my mac mini to switch the DVD with another hard drive and I forgot to take a picture with the ways the 3 thermal sensors are connected. THeir codes on the mainboard look like: J5550 - left ...
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2answers
2k views

Where the ambient temperature sensor is located on 27" iMacs?

I'm using iStat Pro Dashboard widget to get live system data of my mid-2010 27" iMac. Under temperature readings it lists Ambient. Where the sensor is approximately located?
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1answer
315 views

Should I be concerned that the fan on my 11 inch Air makes a lot of noise when I play Call of Duty Black Ops?

It's a Mid 2012 version (full spec here). I play the game with the lowest graphics setting possible (with Shader Warming turned off, texture quality set to low etc.). The game runs smoothly. The fan ...
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0answers
483 views

New Retina MacBook Pro - Temperatures Signaling Defects?

So I've purchased a new 15" MBP and I've had issues with fan speeds, graphics switching, and the temperatures. No matter what I do, just by having internet browsing using Chrome, my idle temperature ...
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2answers
5k views

Macbook Pro Retina 15" nearly burning my fingers, is this normal?

A few months ago I bought the new Macbook Pro Retina 15" with a 2.7GHz I7 cpu. So far it's been working fine, but as soon as just 1 of the cpu cores is at 100% the thing heats up like crazy. Heating ...
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1answer
712 views

How does iPhone5 battery fare with always ON 3G, not heavy music listening (+ 1-2 hours of Bluetoth), ocassional GPS and Camera use? [closed]

I WILL keep the 3G always switched ON. Also continuous syncing of some services like Gmail, Twitter, Contacts/Calendar/Task apps, WhatsApp, FlipBoard/GoogleCurrents, SimpleNote, Instagram, IM, ...
6
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1answer
929 views

Dangers of limiting fan-speed

The situation: I work in a very quiet office using MBP Spring 2011 with an i7. The problem is that when I put an intense but short workload for a few seconds on the CPU the fans spin up heavily, ...
3
votes
1answer
3k views

My Macbook reached 100 degrees Celsius while compiling a software package, is this normal?

I don't often hear my Macbook accelerate and start heating up, but today I was installing mariadb through Homebrew and it required compiling. I have a mid-2012 15" Macbook pro with a high-resolution ...
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4answers
14k views

MacBook Pro CPU temperature is over 90 degrees while playing video

I have MacBook Pro: 13-inch, Late 2011 2.4 GHz Intel Core i5 4 GB 1333 MHz DDR3 Intel HD Graphics 3000 384MB OS X Lion 10.7.4 When it plays a video, the CPU temperature goes over 90 ...
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4answers
7k views

Get disk temperature in terminal

Is there a command I can use just to get the hard disk temperature in the terminal? Is this possible without a third party app?
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2answers
560 views

Temperature different of adapter since Mountain Lion (maybe only rMBP related)

Since I've got ML (Mountain Lion) installed, I've got the feeling that my adapter (Magsafe-2) is not getting as hot as before? Since this is my first Macbook, I really wasn't familiar with the ...
5
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3answers
19k views

Should I be worried about 98°C CPU temperature on MacbookAir?

I'm a developer and often times I need to compile some packages or maybe even run some codes for couple of hours. Recently I have noticed that whenever I use Homebrew to install something, it ...
0
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1answer
1k views

GPU temperature is above 70 C, and CPU fan is above 2400 rpm

I've had my iMac for two years now. I play a lot of games and watch a lot of HD videos. In the past week, the computer has gotten a lot hotter than usual and it stutters a lot, and I feel like the two ...
5
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6answers
37k views

What are the maximum temperatures for my MacBook Pro?

I have this MacBook Pro (3,1). I know there are maximum temperatures at which the system will shut itself down in order to prevent damage. I know this because I have seen it happen a couple of times ...
2
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1answer
2k views

What are safe CPU temperatures ranges under heavy load in the unibody Macbook Pro?

I noticed that under heavy CPU load, the temperature differences between the CPU and CPU heatsink are very high: picture from iStatPro; 2.0 GHz quad-core i7 (2635QM) Sandy Bridge; Macbook Pro 8.2 ...
30
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3answers
55k views

Can I get the CPU temperature and fan speed from the command line in OS X?

Is there a command I can run from the command line in OS X to get the current CPU temperature and/or the fan speed(s)? To be more specific, I'd like to be able to get the same info available in the ...
0
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1answer
168 views

Set MacBook Pro on energy saving mode

I have a 2008 MacBook Pro (last one before the unibody ones) and have been monitoring a the laptop temperatures for almost a day. I used Temperature Monitor to graph the changes in temp and correlate ...
0
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1answer
529 views

Macbook Pro just started overheating and losing frame rate

It's strange because I've had Diablo III for a couple weeks now and I've been able to play it just fine without any performance problems. Starting today though, I've experienced some serious ...
2
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4answers
11k views

MacBook Pro GPU Diode over 100 degrees Celsius hot?

I was playing Trine 2 yesterday and checked the inside temperatures with iStat Pro after playing. It showed the GPU Diode at being 107°C hot. Is that bad for the GPU Diode or other components inside ...
2
votes
1answer
2k views

Is it safe to work with MacBook Pro lid closed?

My MacBook Pro (8,3) often gets fairly hot (see current sensor readings here: http://pastebin.com/2rj7GGAJ) even when it isn't closed. I'm about to purchase a DualHead2Go (or a TripleHead2Go) so I can ...
9
votes
3answers
2k views

Is it okay to stack an Airport Extreme on top of a Mac mini?

Is it ok to place an AirPort Extreme base station on top of a Mac mini, or could this cause problems (like overheating or interference) with either device? As depicted, they do fit together pretty ...
3
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1answer
254 views

MacBook Air wrong fan reading

My Macbook Air (Summer 2011, i7) tends to think it's running way hotter than it is, and permanently ramps up the fan. Closing the computer and reopening resets the mistaken sensor, but I'd rather not ...
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8answers
1k views

How significant is the new iPad's heat issue?

I've heard a fair bit about problems with the new iPad "overheating". However the details seem a bit shaky. Is the increase in heat noticeable? Is it only when playing games and watching videos, or ...
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6answers
57k views

How to debug iPhone overheating when the cause is clearly not the environment when the phone is used?

My iPhone 4s with iOS 5.1 started to present overheating very often: 2-4 times a day and this happened while the outside temperature is only around 18-20C and the phone was not under heavy use, in ...
3
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2answers
843 views

OSX able to throttle down CPU on heavy usage?

I have a company macbook with a 4 core 2,8Ghz i7 (to much power for a "laptop" if you ask me, whatever). Sadly the cooler seems not to be able to handle 100% cpu usage. Sometimes filevault stresses ...
2
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3answers
2k views

How can I find what is making my Mac run hotter and causing the fans to run more often?

My Macbook Pro's fans are running louder. I've also noticed that the average internal temperature is significantly higher. (187°F as I write this.) This didn't used to happen unless I was running ...
2
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1answer
3k views

How hot is it normal for a 45 watt MagSafe Adapter to get during use?

I have a Mid-2011 MacBook Air (13"). Recently, the 45 watt MagSafe Adapter grew extremely hot (painful to touch) and smelled slightly singed while I was using the machine and plugged into the wall. It ...