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

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17
votes
6answers
16k views

Constant kernel GPU panics (GPUPanic.cpp:127)

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 ...
14
votes
2answers
7k views

How much GPU memory do iPhones and iPads have?

I'm wondering how GPU memory works on the iPhone and iPad. After reading the Apple tech specs on the iPad 3 (http://www.apple.com/ipad/specs/) it says the A5X is a system on a chip with a dual core ...
13
votes
4answers
48k 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 ...
12
votes
5answers
78k 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 ...
9
votes
1answer
25k 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 ...
7
votes
1answer
175 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 ...
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 ...
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 ...
7
votes
1answer
21k 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, ...
7
votes
2answers
767 views

Is there a way to dedicate the discrete graphic card to CUDA on a MacBook Pro?

When a display is attached to a CUDA capable graphic card, a run time limit is enforced on CUDA kernels run on the card. Is it possible to use the integrated graphic card to power the display and, at ...
6
votes
2answers
9k 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, ...
6
votes
1answer
1k views

Can I force GPU rendering on my MBP when connected to a power source?

OS X Lion is quite demanding for old Macs. Even though I own a 15'' MBP early 2011 with the 'powerful' Intel HD 3000 for integrated graphics, some animations just don't feel right (low fps). This is ...
6
votes
2answers
4k views

Getting Kernel Panics on a fresh Mavericks installation; Can anyone help analyzing the KP logs?

Since a couple of weeks, my MacBook Pro has been experiencing random kernel panics. I believe these kps started after installing Mavericks (although I am not completely sure). I decided to do a ...
6
votes
1answer
939 views

Is it possible to use both the GPUs in a MacBook Pro at the same time?

The Macbook Pros come with two graphical processing units, one is made by ATI and the other one by Intel. Is it possible to use them both at the same time, to render one image/3D model/whatever on ...
5
votes
4answers
16k 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: ...
4
votes
1answer
5k views

Is there a way to use the Intel GPU when running Windows 7 from Bootcamp?

Alright, so the problem I'm currently facing is that when I run Windows 7 on my MacBook Pro (Early 2011, 15" 2.2GHz CPU) with OS X 10.8, I used Bootcamp 5 to install Windows 7. Windows does not ...
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 ...
3
votes
2answers
620 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
1answer
54 views

External GPU on MacBook Pro (Mid 2012)

I am starting to learn Cuda programming for scientific computing (in particular computational quantum chemistry) and I would like to test my programs on a decent Cuda-enabled GPU. The Intel HD ...
3
votes
0answers
381 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
115 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 ...
3
votes
0answers
643 views

Screen tearing and redraw artifacts on any type of animation

I purchased a Macbook AIR July 2011 model about 2 months ago and I noticed in the last few weeks that animations have a lot of screen tearing. I thought at first it was Flash animations but I notice ...
2
votes
1answer
463 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 ...
2
votes
1answer
629 views

2011 Macbook Pro - GPU dying?

I have a 2011 MBP, 2.2 GHz, 8 GB, AMD 6750M, 512GB SSD that I installed myself. No AppleCare. Recently, I have had these weird glitches showing up shortly after I connect an external screen: What ...
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?
2
votes
1answer
214 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 ...
2
votes
0answers
209 views

Filevault (or something else) preventing Nvidia drivers from loading

I attempted to migrate to a new mac pro, in preparation I did the following : Using Carbon Copy Cloner, clone my primary drive to a new drive. The source drive was using file vault 2 and I ensured a ...
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 ...
1
vote
2answers
347 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 ...
1
vote
1answer
547 views

High Perf GPU notification on Mavericks

With OS X Mavericks, users are able to use Activity Monitor to view which apps are using the High Perf GPU, therefore, sucking more power from the battery. This is exposed by the 'Requires High Perf ...
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 ...
1
vote
1answer
972 views

How to measure GPu temperature MBP 13 mid-2010?

My question is very simple. I have some troubles with my MBP 13' mid-2010 (kernels panics, crashs and reboots). I think the problem is coming from the GPU (Nividia 320m). One solution could be to ...
1
vote
2answers
9k 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 ...
1
vote
1answer
1k views

install opencv with cuda support and.. brew

i have installed opencv with brew and everything is magically ok. now i want to try to recompile by myself with cuda support. for this i have to download opencv, change a line in CMakeList.txt ...
1
vote
0answers
30 views

Which MacBook is actually CUDA capable? [duplicate]

There are quite a few links referring to whether a MacBook GPU is CUDA capable Is my mac book pro suitable for CUDA? Can I run CUDA on Intel? Apart from the information stated in the above posts, ...
1
vote
0answers
45 views

Why exactly do people consider the Mac Pro 3,1 (Early 2008) PCI bus too slow for fast GPUs?

I've upgraded the GPU on my MacPro3,1 (Early 2008) from the original 8800GT to a 6870 and things were fine. I've been looking recently to take it another notch up the ladder, but I've stumbled across ...
1
vote
0answers
46 views

Macbook Air screen drawing suddenly slow

This has been going on for a week or 2. Restarting seems to help because WindowServer is blowing up. But the problem keeps coming back. Specs: Macbook Air mid-2012, 8GB RAM, 2ghz i7 Yosemite ...
1
vote
1answer
26 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 ...
1
vote
1answer
53 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 ...
1
vote
0answers
40 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 ...
1
vote
1answer
415 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, ...
1
vote
1answer
444 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
1answer
85 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, ...
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 ...
1
vote
1answer
127 views

Switch GPU based on power source

Is there a way to use a high performance GPU when my MBP is connected to AC power and use automatic switching when it's on battery? I have latest OSX and Mid 2012 MacBook Pro if that matters.
1
vote
0answers
762 views

2012 Macbook Pro (Retina) Heat Issues

I have a mid-2012 Retina Pro (loaded: 16GB RAM, 768GB SSD, etc.), with annoying heat issues. Whenever I'm doing anything GPU-intensive (games or CUDA simulations), after about 30 minutes, the ...
1
vote
0answers
295 views

Various applications are not redrawing areas of their screen (glitchy graphics)

There are a few applications that consistently show graphic glitches. I think it started happening on a recent Mac OS X update. I have: Mac OS X 10.8.2 (12C60) Intel HD Graphics 288 MB (can switch ...
1
vote
1answer
554 views

How to prevent Matlab from GPU switching?

MATLAB 2014a always uses the discrete GPU only, which is not necessary. (2013a didn't do this, therefore I think there might be an easy solution.) How could I prevent this? I tried setting the ...
0
votes
1answer
29 views

What is the maximum safe current for Mac Pro PSU?

I regularly put my 2010 Mac Pro under pretty heavy usage, maxing out the 12 core CPUs and GTX Titan Black. I can monitor the voltage and current using iStat Menus, but I'm looking for a specification ...
0
votes
1answer
64 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 ...