4
votes
2answers
2k views

iTunes now takes up 100% of CPU since updating to 11.3

UPDATE: The issue seems to be at least related to what konqui mentioned in the Comments since I do have a large library of podcasts. However, if this was merely related to re-indexing then one would ...
1
vote
0answers
38 views

crashing MBP :(

I have a MBP from 2010 with 2.4 Ghz Intel Core 2 Duo and 4 GB of RAM. Lately I am getting many kernel panics when my MBP is under high load, such as when copying, playing video's, editing etc. ...
0
votes
2answers
667 views

Flash higher CPU usage under OS X than Ubuntu?

I recently installed Ubuntu 13.10 on a 2011 late Macbook pro. With the same version chrome and pepper flash plugin and flashblock extension to block irrevalent flash. When I watch some flash video ...
2
votes
2answers
213 views

How long can my MacBook Pro sustain greater than 100% CPU usage?

The Activity Monitor app says my macbook pro 10.7.5 is at 300% CPU usage when I'm trying to install and sync my Bitcoin-Qt client. I let in run like this with the fan going crazy for 4 hours without ...
1
vote
2answers
629 views

MacBook Pro Retina, questions about 2nd monitor for gaming

I have a MacBook Pro Retina, and I'm gaming a lot with bootcamp windows 8. I'm considering buying a external monitor for better gaming (might be a BenQ, has to be 120Hz). My questions: Does a 2nd ...
0
votes
2answers
309 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 ...
1
vote
3answers
3k views

What is causing the high system CPU load under Mountain Lion?

I recently began to see some odd behavior on my MacBook Pro on Mountain Lion. I noticed the fans coming up and applications behaving sluggish. I checked the ActivityMonitor (see below) and the ...
1
vote
1answer
1k views

MBP early '11 kernel_task over 300% when unplugged

Ok, after reading so many topics and not finding a solution maybe I should join the army of people posting topics about a kernel_task problem with a MBP. Which MacBook do I own: MacBook Pro 13", ...
1
vote
1answer
1k views

CPU upgrade on MacBook Pro

I'm thinking about upgrading the CPU in my MacBook Pro from its current 3210M dual core processor to a 3632QM quad core processor. Is there any reason why this wouldn't be a good idea? The socket, ...
4
votes
5answers
530 views

How can I put heavy load on my CPU for a long period of time?

How can I put my CPU under very high pressure for a long period of time? Are there programs for that that I can keep running ?
0
votes
4answers
251 views

Complete Specs for Mid-2010 iMac & Early-2011 MacBook Pro?

OK, so here I am. I've searched anywhere I could but definitely couldn't find what I was looking for. I'm thinking of performing some sort of upgrade (e.g. SSD or memory or CPU) and I'm trying to ...
2
votes
4answers
9k 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 ...
2
votes
4answers
3k views

Limit processor speed like in Windows

In Windows (Linux too), you have the very useful "Power saver" mode that limits the maximum frequency at which your CPU runs. Is there something similar in OS X?
2
votes
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 ...
14
votes
4answers
26k views

What is the new turbo boost in the MacBook line?

The new MacBook line has a new turbo boost added to the processor: What exactly does this mean? From what I've heard, the processor can runs above the clocked speed for a short period of time. ...