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Questions tagged [gpu]

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

64 questions with no upvoted or accepted answers
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113 views

MacBook Pro 15" 2015 iGPU slows down from normal 750mhz to 200mhz

I've faced with issue when sometimes after leaving sleep mode the iGPU is going into 200mhz instead normal 750mhz. The UI works slow, especially while you're switching desktops, scrolling in WebStorm ...
4
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0answers
345 views

What processes are using how much of my GPU?

I sometimes have an issue where something decides to take up 100% of my GPUs clock cycles. Activity Monitor only shows this as a solid block of usage in the activity monitor, but it doesn't give me ...
4
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0answers
449 views

How do I access OpenGL specific settings for the Nvidia driver?

I have a MacBookPro5,1 with an NVidia 9600 GT running OS X 10.6.8 (64-bit). In the Linux-world there is a nvidia-settings command to control various OpenGL specific settings, however under OS X I can'...
3
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0answers
147 views

Instant crash when connecting a GIGABYTE RX 580 to a MacBook Pro

When I plug the eGPU into my MacBook, the computer reboots and then in the loading screen of macOS it will reboot again getting stuck in that loop. I thought I just had to plug in the eGPU and use it. ...
3
votes
0answers
589 views

What these kernel panic logs relating to GPU Reset mean?

I'm having a really annoying issue and I would like to know what's causing it (Xcode triggers it). When I'm using Xcode and the storyboard editor, selecting or moving anything will occasionally cause ...
3
votes
0answers
140 views

Hardware problem, graphic card cannot be initialized after 10.12.6 update

I updated my iMac to 10.12.6. As soon as iMac restarted after the update was finished, the screen went off. I tried to connect it from another mac using screen-share, and I was successful. I noticed ...
3
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0answers
686 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 by ...
3
votes
0answers
866 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
0answers
212 views

Dual GPU switching on a MacBook in Windows dual-boot (without using Boot Camp)?

I am experimenting with a 2013 MacBook Pro and its capabilities, and have set up a Boot Camp partition. This works quite well with the applications that I need to run on Windows natively which use ...
2
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0answers
25 views

Are there any utilities out there that allow you to manually define available screen area?

I have a spare 27 inch monitor that I'd like to use in vertical mode as a side monitor, but it's way too tall - are there any tools out there that allow you to manually define the effective usable ...
2
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0answers
17 views

Identify cause of graphic errors

I have a late 2006 iMac with Intel Core2Duo, 64-bit (32 bit EFI) with some upgraded parts: 2*2GB RAM (only 3 GB can be used) 100GB SSD which has been running for 3 years now with trim-enabler In the ...
2
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0answers
50 views

GPU or display defect?

My MacBook Pro 13" (A1502, early 2015) is displaying a flickering screen with horizontal lines and all kinds of other distortions. An external monitor hooked up by HDMI works just fine though without ...
2
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0answers
674 views

27" iMac late 2009 - Monitor and graphics card broken

I have a late 2009 27" iMac which has served my well for many years. Unfortunately, it seems the graphics card is broken. Trying to boot normally, I just get the grey screen of death after the initial ...
2
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0answers
108 views

How do I force intergrated graphics on a Macbook Pro 2011 while using internet recovery?

I've got a Macbook Pro 2011 with a failed discrete graphics card. I've been able to install ubuntu on it with some modifications through it's GRUB interface to run on integrated graphics. I followed ...
2
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0answers
639 views

How can I set the app to use High Perf GPU instead of the standard one?

Can I set the app to Require High Perf GPU? The thing is, I use few apps which in my strong belief should use NVIDIA GPU (which is much better instead the Intel built in graphics) and it uses the ...
2
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0answers
99 views

gfxCardStatus set preferences by application

I use Adobe Connect for online classes, but for some reason it wants to use the discreet graphics in my 2011 MBP. I installed gfxCardStatus to force Integrated Only, but I'm wondering if there's a way ...
2
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0answers
117 views

iOS frame rate drop without maximum device utilization

I am making an iOS game using Unity. I am testing some shaders that I have made for the game, and in some cases the device will run at under 30 FPS but not have 100% device utilization. Sometimes a ...
2
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0answers
385 views

iMac 27'' late 2009 with GPU problems gets fixed by reinstalling Mac OS, what can be really happening?

A familiar has given me an iMac 27'' late 2009 because it supposedly got it's GPU broken. When it was given to me, after booting Mac OS X, it got almost frozen only being able to move the mouse in ...
2
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0answers
5k views

How to re-install OS X from single-user mode

So, this mac had some graphics card drivers that were potentially corrupt. After moving them out of the drivers folder, I'm able to boot in normally. However recovery boot isn't working, I can't get ...
2
votes
0answers
138 views

Use Ram as graphics memory 5k imac

My graphics memory (4gb) is getting eaten up by my 3 or 4 apps that are open. Is there any way to allow the graphics card to use free RAM instead of swap memory? The second the graphics card dips ...
2
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0answers
1k views

Can Parallels use NVIDIA GeForce GT 750M indirectly?

I'd like to run windows 7 via Parallels using a new 15-inch MacBook Pros with Retina display. Now, I am considering spending extra on the model with a dedicated graphics card: (NVIDIA GeForce GT 750M )...
2
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0answers
86 views

Quitting some fullscreen apps leaves white lines on screen

When I make Eclipse (or ADT) full screen and then quit it using cmd+q, it causes glitches and white lines all over the screen which move when anything in the screen changes, like when I move the mouse ...
2
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0answers
86 views

Why does my Mac Pro think it has another display connected?

I just bought an Apple NVIDIA GeForce 8800 GT for my 1st gen Mac Pro. It now has a weird issue where it thinks there's another display connected, but there isn't. System Preferences > Displays > ...
2
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0answers
319 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
0answers
333 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 ...
2
votes
1answer
552 views

2018 Mac Mini 4k Scaling issue

I just bought a 2018 Mac Mini (3.2 GHz i7) and three 4k monitors (one 32 inch and two 27 inch). The setup is great, but there is one flaw. 4k is too small! This is a common complaint and while Apple ...
1
vote
2answers
30 views

Confusion regarding Mac Pro graphic cards

I have an eraly 2008 Mac Pro 3,1 and I'm interested in upgrading its graphic capabilities. It currently has an ATI Radeon HD 2600 XT. I have looked online for compatible graphics cards but I'm ...
1
vote
0answers
35 views

OSX - Android Emulator closed because of an internal error

Trying to run an emulator via a fresh install of Android Studio (3.5) on a new MacBook Pro (15-inch, 2019) and the emulator fails to start with the error message below. I have attempted re-installing ...
1
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0answers
27 views

Deep Learning libraries support on MacPro's AMD graphics?

Ever since Apple and Nvidia had a fight, apple resorted to AMD for powering up graphics. However, most of the ML/DL libraries support only Nvidia GPUs. Are there any libraries (or hacks) out there ...
1
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0answers
177 views

iMac 27” Mid-2010 GPU upgrade

I am using an iMac 27“ 2010 and I like to upgrade the Graphics Card. I know the Radeon 6970 from the later 2011 iMac will do the trick, but it would only be a slightly upgrade in performance. Does ...
1
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0answers
50 views

Will using only onboard Intel GPU to connect to external monitor harm my MacBook?

I have a 2010 MacBook Pro 2010 with a faulty Nvidia GPU that used to crash the laptop every now and then. I than ran a program called MBPMid2010-GPU-Fix-0.6.1, which bypassed the Nvidia GPU. So far, ...
1
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0answers
39 views

What would cause graphic glitches like this? (pics attached)

I have a 2015 15" MBP fully maxed out - GPU, i7, 1TB, running fresh High Sierra install. I've been having a ton of problems with it throttling (Intel SpeedStep kicking in) even under less than heavy ...
1
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0answers
227 views

Is it possible to use eGPU on an external monitor and another monitor plugged right into the mac which can use internal gpu

I'm using a late 2016 15-inch Macbook Pro with a Radeon Pro 455 internal gpu, a sonnet Radeon RX 580 eGPU, and three external monitors. Because the three monitors are connected to the to the eGPU, ...
1
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0answers
42 views

How to know if Macbook Pro new Logic Board has new video chipset

I have a Late 2011 Macbook Pro which has been unusable for a couple months due to the famous GPU issue found on those machines. I went to a place where they repair those kind of things and they told ...
1
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0answers
684 views

Early 2011 Macbook Pro faulty GPU or Logic Board?

I have a 15" Macbook Pro from early 2011 and am trying to figure out whether the logic board is broken. Background and Original Symptoms In 2016, my Macbook first showed signs of a broken GPU. Since ...
1
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0answers
360 views

Can the GPU in a 21.5 inch Mid 2011 iMac be upgraded to support 4k?

The computer comes with an AMD Radeon HD 6770M 512 MB discrete graphics card. According to this, the earliest iMac to support 4k is Late 2013. By then, I believe iMacs were using GeForce cards and I'm ...
1
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0answers
176 views

Would I be able to use an eGPU on unsupported Macs with an AMD Pascal graphics card?

I want to be able to Metal 2 (for eGPU support) on my MacBook Pro 2011 13" but my Mac isn't on the supported list (2012+). I know that Metal doesn't depend on the CPU. I'm wondering whether Apple ...
1
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0answers
12k views

How to disable discrete GPU on MacBook Pro High Sierra permanently?

yesterday I tried the solution for my MacBook Pro under Sierra from the forum under this link: MacBook Pro: How to disable discrete GPU permanently from EFI? I tried the following steps under Sierra ...
1
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0answers
312 views

MacBook Pro 15" Retina Display (Late 2013) - repeated display and vertical striping

The last time I used my laptop was this past Friday night. My machine was working fine then. I shut it down, as I almost always do (rather than putting it to sleep), and didn't open it again until ...
1
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0answers
525 views

Is there a way to switch between discrete and integrated video cards via keyboard shortcut?

Is there a way to switch between discrete and integrated video cards via keyboard shortcut in MacOS?
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0answers
184 views

Which OpenGL version is correct?

I want to install certain software and this requires system which supports at least OpenGL 2.1. Executing glxinfo | grep "OpenGL Version" returns OpenGL version string: 2.1 INTEL-10.24.45. On the ...
1
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0answers
360 views

Difference between Apple part numbers 661-5480 and 661-6362 for MacBook Pro 15" Mid-2010 2.66GHz logic board

I've been asked to replace the logic board of a mid-2010 MacBook Pro 15" Unibody 2.66GHz Core i7 laptop. When I check the exploded view of my Apple Technician Guide for this MacBook Pro, it lists ...
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0answers
1k views

Macbook pro won't start up and the apple logo is blue with stripes

The problem started a month ago. Suddenly my screen splits in half and the MBP shuts down and won't turn on. When I turn it on, it shows a blue or sometimes grey screen, or just stops loading. I have ...
1
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0answers
339 views

Graphical Artifacts in iMac

My 2009 27" iMac i7 has several problems, however, the main one is the visual artifacts. They are large areas of black and grey bars, and text displays erratically. Spacing is also affected - the ...
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0answers
110 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 10.10.5 ...
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0answers
432 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 ...
1
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0answers
539 views

How to further diagnose a probably broken graphics card?

I got a somehow broken iMac Mid-2010 (Mac11,2) with a Radeon HD 4670 video card from a friend and now have to repair it. Diagnosis history: The iMac with El Capitan installed doesn't start properly ...
1
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0answers
715 views

Update OS X without using discrete graphics card

I have a Macbook Pro late 2011 and my discrete GPU stopped working about a month ago, so now I have to use the Intel HD Graphics 3000 card only. Anyway, I've deleted some kexts related to my old AMD ...
1
vote
0answers
260 views

Why is Mission Control lagging when using the discrete GPU in Mavericks?

I just switched to Mavericks (10.9.4) from the latest Mountain Lion and noticed that my screen, especially noticeable with Mission Control, lags a bit when using the discrete GPU. I've recorded my ...
1
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0answers
2k views

The color grey eg,#f9f9f9 or other light color greys do not show on my mac book pro 2011

The color grey eg,#f9f9f9 or other light color greys do not show on my mac book pro 2011. I have turned off the automatic graphic switching, and have also tried switching graphics cards around "...