Graphics Processing Unit, a processor dedicated to producing the display output.

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11 views

My Mac displays some glitches

Sometimes my Mac Mini, plugged to an LG IPS screen, display some Glitches. For example, times ago, in my Launchpad appears these glitches: To solve these glitches I had to restart the Mac. Now in ...
4
votes
1answer
2k views

How to disable 3D acceleration on the Mac Book Air?

I have a Mac Book Air 2010 with an NVidia GeForce 320M chip. When I use Xcode 6 in the View Debugging tool (a 3D interface that allows debugging the view hierarchy of an app), the computer crashes ...
0
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1answer
2k views

Random Restarts, GPU Panic

As of today, my 15" 2010 Macbook Pro has randomly rebooted twice within an hour. I'm including the Panic Report that was displayed after the computer rebooted. I'm running OS X 10.10.2, connected to ...
1
vote
1answer
23 views

Increment of Intel graphic memory MB on MacBook PRO

I had 4GB of RAM in my MacBook PRO late 2011 and the graphic memory shown from about menu was 384MB of Intel graphic, now I've upgraded to 16GB and the graphic memory shown is 512MB. Is it possible ...
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4answers
4k views

15" rMBP (mid 2012) - screen won't turn on, fans full speed

Since yesterday I've been having major issues with my 15" Retina MacBook Pro (mid 2012 model). When I boot it, the screen is black (no backlight: Apple logo doesn't light up). I do hear the startup ...
0
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0answers
25 views

iMac 6,1 graphics workaround

My iMac (late 2006) has a busted graphics chip and artefacts when running OS X Lion 10.7 in its normal mode, however works fine in safe boot. Anyway, in safe boot I cannot connect to a VPN as I ...
0
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1answer
44 views

MacBook Pro 13" 2015 CPU and GPU temperatures

I've noticed that my new MacBook Pro 13" 2015 (MF839) is getting hot while playing browser games or watching models at sketchfab.com. Both CPU and GPU temperatures rise to 100-105 degrees (Celsius) ...
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1answer
1k views

Have the Retina MacBook Pro GPU Hangs been fixed?

I have an early 2013 15-inch retina Macbook Pro running the latest stable version of Yosemite on which I've encountered the fabled GPU hang-ups, detailed in this question. I'm almost certain I have ...
0
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1answer
60 views

MacBook Pro 13 inch late 2011 flickering screen

I have some problems with the screen of my laptop MacBook Pro 13inch from late 2011. I never had problems with my screen before but suddenly the screen began to flicker. I have encountered that it ...
0
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0answers
21 views

GDDR5 vs DDR3 card in a Mac Pro for GUI responsiveness

I'm wondering if we have somebody here who can provide an insight on quite specific question: will GDDR5 memory type translate in really better GUI speed on OS X (say latest 10.11) than DDR3 type of ...
1
vote
1answer
44 views

Where does a screenshot come?

I've a problem with my Mac Mini. Sometimes, from some time, it displays some glitches, or "graphical problems", for instance the screenshot below shows some bands in a part of the screen with black or ...
6
votes
1answer
126 views

How does OS X decide when to switch graphics processors?

I use my early 2011 15" MacBook Pro for nearly everything under the sun - I often monitor which GPU is active using gfxCardStatus. I've noticed some idiosyncrasies in how OS X decides when to switch ...
0
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1answer
309 views

Brand new MacBook Pro flagship behaving strangely

Today i got the newest available MacBook Pro flagship model. After setting up some basics, installing Photoshop, JRE, XAMPP and NetBeans, i started to use the machine a bit, doing some basic coding. ...
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0answers
33 views

How many GPUs my macbook pro has?

I am trying to find how many GPUs has my macbook pro and if I have some of them, what are their characteristics. I though I can find it from About this mac -> System Report -> Hardware, but was not ...
0
votes
0answers
31 views

How to save photos from old Samsung AT&T flip phone with white screen (corrupted gpu) to my MacBook Pro?

UPDATE: This is how I got the photos out. I have some precious photos (family children) and sounds (baby voices) stored on my old Samsung AT&T SGH-a687 phone, not the SD card, that is ...
6
votes
2answers
8k views

Which graphics cards or integrated GPUs support metal?

Apple announced metal for OS X. Apple's website clearly states some features will not be available on all macs, which seems to refer to metal support. But is there a list of already confirmed GPUs, ...
15
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6answers
15k views

Constant kernel panics since Mavericks update

Hardware is a mid 2010 MAcBook Pro 15", i7 2,66ghz, 8 GB RAM, 512 MB Video RAM. I encounter regular kernel panics for a while now, I think since upgrading to Mavericks. Usually it used to happen ...
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0answers
27 views

Intel GPU drivers for Linux - can't decide

I installed Linux (Kubuntu) on my MacBook. I always wondered if my graphics card drivers were configured correctly, as any games (and some other applications) running on my computer were extremely ...
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vote
1answer
231 views

Macbook Pro 2010 15" keeps crashing randomly with no warning

I have started experiencing random crashes from my 2010 Macbook Pro 15" It has not symptoms before it crashes, and it doesn't happen on a timely basis but it does happen once every few days, ...
2
votes
1answer
1k views

Scrambled screen when going out of sleep

With my 2011 MBP, when connected to my external screen I always encounter an issue when waking up from sleep mode, if the lid was closed (and only if lid is closed from what my tests show). To ...
2
votes
1answer
157 views

Can a dedicated GPU use/share system RAM in addition to the VRAM included with it?

The Macbook Pro laptop, running OS X, has a AMD GPU which includes graphics memory of 256 MB. Is it possible for the machine to run an application that requires 512 MB video memory by sharing some of ...
0
votes
1answer
202 views

Is it possible to use more than the allocated base amount of video memory?

On a MacBook Pro with the Intel HD Graphics 3000 GPU, the amount of allocated video memory is 384 MB, as can be seen on this Apple support page (scroll down to HD Graphics 3000) This GPU, however, ...
7
votes
2answers
2k views

GPU crashes on Yosemite

I have a mid-2012 MacBook Pro and updated to OS X Yosemite a few weeks ago. Several times since then the GPU has crashed where I can still move the mouse cursor around the screen and listen to audio ...
0
votes
1answer
124 views

Restarting or resetting diplay and/or GPU without logging out or rebooting?

I have a 2011 iMac 27" running Yosemite. Is there a way to restart the monitor and/or GPU without rebooting the computer or logging off? Is there some sort of keyboard shortcut or keystroke? I ask ...
0
votes
0answers
26 views

How to enable VNC server with a clean install

Simple question: I want to install OS X Yosemite on a new hard drive and have the VNC or ARD server enabled automatically the first time it boots. Long explanation: This is a old Mac Pro currently ...
1
vote
1answer
8k views

What's the cause of GPU panics on macbook pro mid 2010?

I've had quite a lot of GPU panics lately, and after asking about it here and in other places, people told me that it is a problem with many macbooks from mid 2010. I've also heard that this happens ...
0
votes
1answer
62 views

iMac 2007 with accelerated graphics problems and kernel panics

I have a mid-2007 iMac. It's been getting kernel panics and locking up. I noticed it does this immediately when needing to use accelerated graphics motions, such as running Launchpad, using a ...
0
votes
0answers
150 views

Is there a program to monitor GPU processor usage in Yosemite?

iStat only reports memory usage, but I'm looking to see how much of the processor is being used from the AMD M290x graphics card in my iMac. Is this possible?
0
votes
0answers
227 views

After disabling AMD GPU and replacing logic board, how to re-enable AMD?

Like many 2011 MacBook Pro owners, my logic board eventually failed. Am thankful that Apple eventually recognized this and started a repair program. I have had the logic board replaced free of charge ...
2
votes
1answer
385 views

Late 2011 MacBook Pro Cannot Install OS X

I have a late 2011 MacBook Pro (MD322LL/A) given to me by a friend. The hard drive was removed, so I put in a new one and have been trying to install OS X Yosemite. However, whenever I boot the ...
0
votes
0answers
13 views

Macbook pro mid 2010 GPU panic [duplicate]

I have one of the faulty mid-2010 MacBooks with a GPU panic problem. I cannot work, while keeping a sane state of mind. My machine is restarting 4-5 times a day. Here is a example of the log: ...
1
vote
2answers
303 views

Is the retina iMac's GPU powerful enough for its huge display?

The retina iMac has a display with the huge resolution of 5120x2880. While I'm pretty sure the included GPU (AMD Radeon R9 M290X) must be definitely powerful enough for everyday use, I wonder if under ...
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2answers
1k views

MacBook Pro late 2011 had GPU problems

I have a MacBook Pro late 2011 and yesterday my external screen suddenly showed glitches on the screen; much like the screenshots you see from other 2011 MacBook Pro's that have a failing GPU. As I ...
1
vote
1answer
382 views

Can't a Macbook Pro work properly on integrated GPU only?

For a couple of weeks, I've been having kernel panics in my MacBook Pro (Early 2011, Yosemite), mostly doing zoom operations using QuickView and Preview. A couple of times, it had problems rebooting, ...
1
vote
2answers
5k views

Mid-2010s Kernel Panic GPU - best options?

I'm having issues with kernel panics on a mid-2010 Macbook Pro 15 inch. I have read many threads about this (What's the cause of GPU panics on macbook pro mid 2010?) and the thread that links to ...
12
votes
5answers
66k views

How to disable discrete graphics card and use only integrated graphics MacBook Pro Early 2011?

I have a MacBook Pro Early 2011 and the GPU has died. I want to switch to Integrated Graphics only until I get my Logic Board replaced. I've tried: gfxcardstatus and I get this: There is no ...
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votes
2answers
572 views

Is it theoretically possible for DirectX to work on OS X natively?

As far as I can tell, DX as a software-component is tightly wound to Windows as for hardware-acceleration and is provided as a set of DLLs and a runtime system for applications that depend on it; ...
2
votes
2answers
1k views

Mac freezes on startup with vertical striped bands

I have an early Intel Macbook 13.3" that freezes on startup with strange bands down the screen. I'm unable to do anything. Any ideas on what would cause this?
7
votes
5answers
9k views

OpenGL acceleration with Intel HD 3000

1 - Original issue I own a Macbook Pro 15" from Early 2011, which suffers from the well-known-but-denied-by-Apple GPU problem. TL;DR: the AMD Radeon HD 6XX0M is dead and the Macbook can't boot, or ...
12
votes
4answers
43k views

Boot hangs on grey screen (even when booting from USB drive with fresh OS X install)

My MacBook Pro 15" Late 2011 (MacBookPro8,2) with AMD Radeon 6770M exhibited display corruption and associated system crashes/resets over a period of two weeks before it entirely failed to boot. The ...
0
votes
0answers
102 views

MBP Black Screen of Death

I want to avoid the $100 fee to send in my MBP since I think I've discovered what's wrong with my MBP. I was gaming on my Macbook Pro 2012 when suddenly the display turned black and the computer ...
6
votes
1answer
18k views

Monitor GPU performance on OSX

Is there an application or tool that can monitor GPU performance on OS X? Specifically I would like to see the current speed/utilization and temperature of the integrated NVIDIA chip. For Windows, ...
1
vote
1answer
80 views

SSD in a 2012 17" causing GPU failures?

Just got my MPB back from Apple after taking it in with GPU overheating glitches. Apparently this model (2012) are prone to it and it's been exhibiting all the symptoms. Blue screens, grey screens, ...
4
votes
4answers
13k views

Is my mac book pro suitable for CUDA?

After visiting this page: http://docs.nvidia.com/cuda/cuda-getting-started-guide-for-mac-os-x/ I don't know if my MacBook Pro is suitable for CUDA developement. After About This Mac I see this: ...
0
votes
2answers
556 views

CentOS 6.x for CUDA development on a MBP

Here is a short description of my situation - I need a portable machine for CUDA and iOS development, so any of the newer MacBook Pros with NVIDIA GPUs seemed like a no-brainer at first. However, the ...
9
votes
1answer
23k views

Grey screen after login - Blue Screen of death from CMD+R

Mid-Late 2011 15inch Macbook Pro 7200RPM harddrive user upgrades - crucial ram 8GB right after initial purchase - Corsair ram 16GB since August 2012 - http://www.amazon.com/gp/product/B0076W9Q5A ...
3
votes
2answers
504 views

How can I tell which apps are using up my graphics memory?

Sometimes my Macbook grinds to a halt due to the GPU's onboard memory getting full. (I know this because the CPU use, RAM use and disk use are all low, and because closing things like Chrome tabs and ...
3
votes
0answers
358 views

MBP 2011: Built-in screen mistakenly treated as external display

System facts MBP (Early 2011) (15") OSX Mountain Lion (10.8.5) No external displays connected Chain of events Discrete GPU (AMD Radeon HD 6490M) goes bust [REF-1] I managed to avoid the problem ...
3
votes
1answer
105 views

9,1 iMac GPU upgrade

I replaced the NVIDIA 130GT w/ a 4850 AMD Radeon card from a 27" imac, same year (late 2009). Computer boots, all 4 LEDs go on, computer accessible from remote screensharing on the LAN so is ...
1
vote
0answers
1k views

Diagnostics & Usage: GPURestart.ips.synced - is my iPad 2 defective?

I stumbled upon the Diagnostics&Usage information under General Settings today, and noticed some reports like GPURestart-2014-06-01-152133.ips.synced GPURestart-2014-06-02-122305.ips.synced ...