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Questions tagged [gpu]

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

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(Safely) Disable dGPU on 2018 15" MacBook Pro? [duplicate]

Is there a way to safely disable the Radeon Pro 560X dGPU on the 2018 15" MacBook Pro? I know I can go the other way (force dGPU only) via the 'Automatic graphics switching' check box in Energy Saver ...
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1answer
23 views

Hack to hide TeamViewer dock icon, issue with restarting app

I don't like TeamViewer taking up space on the Dock. I followed this tutorial to hide the dock icon, leaving me with only a menubar icon, which works great. TeamViewer is set to start at login. ...
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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 ...
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Most compact solution for external monitor for 2011 mbp

My mbp's dGPU failed and I did the software "fix" where I am forcing the use of the integrated GPU. Unfortunately because of disabling the dGPU there is no way to connect the external monitor to the ...
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1answer
38 views

MacBook Pro 17" Early 2011 running without the AMD GPU

Well, after my Discrete GPU failed for third time, I decide to eliminate it from the system, and followed the instruction from LangLangC in: GPU problem - Boot Hangs on Grey Screen All works fine ...
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MBP 15" 2011 monitor graphic card issue

Because of a defective Radeon 6750 I tried deleting all extensions folders AMD and ATI files. I don't recall the result but it wasn't good so I located all those files back into the extensions folder. ...
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Early 2011 MacBook Pro: High Sierra post dGPU bypass fix: Reverts on reboot and temperature handling problems

Hello all and thank in advance! I have followed LangLangC’s process in GPU problem - Boot Hangs on Grey Screen which was seemed a miracle after Apple said my graphics card was fried and there was ...
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2answers
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How to determine if the graphics card is at fault on an iMac?

I ended up with an Mid 2010 21.5" iMac that I wanted to dust off and give to my kids. They have light needs, but I'd love to start introducing them to messaging and email with family, plus some ...
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3answers
95 views

Does this MacBook have a screen or GPU problem?

This is on an Early 2011 Macbook Pro 17" with i7 2.2ghz and the Intel + Radeon HD6750: If it is a screen error then I don't mind fixing it myself, but if the GPU is the problem, I'm worried I might ...
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1answer
56 views

Single User mode (10.13.6) write locked with SIP disabled

In the light of unbricking my 2011 MBPro due to the known dGPU failure, I am following LangLangC's (great!) response/guide in GPU problem - Boot Hangs on Grey Screen; combined with some other threads ...
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53 views

Green lines on black pixels on screen that disappear with pressure points - Macbook Pro mid 2010

My macbook pro is showing green lines (that flicker sometimes) on black pixels. This disappears when I pressure in some random places on my macbook's body. What I've done so far: Replaced the screen ...
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Problem with external screen resolution on Mac Book Pro

My MacBook Pro 2013 with two graphic cards (suppose that this caused an issue). I've got an external display - a Dell U2713HM with maximum resolution 2560x1600, but the MacBook shows only 1920x1080. ...
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12 views

How to enable mini-DVI on iMac with dead screen

I have an early 2008 iMac with a graphics card so dead that the display is not clear enough to be able to see where the password entry box is. I would like to use a mini-DVI to DVI adaptor to connect ...
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1answer
49 views

White Screen edges on Macbook Pro 2014

I have a MacBook Pro 15 inch, 2014 model, with 2 GPUs: Intel and NVIDIA 750M. Last Monday I turned it on and I noticed that the screen is white as you can see in the picture. The problem is that ...
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2answers
50 views

Whiter screen on MacBook Pro 2014

I have a MacBook Pro 15 inch, 2014 model, with 2 GPUs: Intel and NVIDIA 750M. Last Monday I turned it on and I noticed that the screen is white as you can see in the picture. I don't know what is ...
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1answer
144 views

Disable SIP with third-party GPU

I'm running Mojave on a MacPro5,1 (previously 4,1), which requires using an upgraded GPU, and I'm using the Radeon RX580 (which is listed by Apple as supported). I need to disable SIP to enable ...
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1answer
356 views

External GPU allow a late 2014 mac mini run 4k at 60Hz?

Would an external GPU allow a late 2014 mac mini run a 4k display at 60Hz? Or would the CPU in the mac mini prevent this.
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1answer
306 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 ...
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0answers
35 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 ...
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1answer
99 views

GPU memory is overloaded

I'm using iStats Menu to monitor the loading of my MBP. And when my external 4k monitor LG 27UK850-W is connected via USB type C I can see that my GPU Memory is overloaded (currently 744%), though ...
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1answer
92 views

eGPU support in Mac/macOS

I'm wondering whether an external GPU can be (almost) as efficient as the same internal GPU? I need to have a fast computer even when I have a lot of windows open on many virtual desktops and when I ...
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1answer
35 views

MacBook Pro Motherboard Upgrade Compatability

So today, my trusty Early 2011 15 inch MacBook Pro had its screen go black with the backlight and keyboard keys on, audio still playing, but unresponsive to keyboard input. This happened twice more ...
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1answer
157 views

2015 MBP - force integrated graphics?

I have a specifically MacBook Pro (Retina, 15-inch, Mid 2015) MacBookPro11,5 (indeed "AMD Radeon R9 M370X 2048 MB Intel Iris Pro 1536 MB") You can easily (when they finally fixed that) force it ...
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0answers
49 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, ...
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1answer
190 views

Macbook Pro constant artifacts in the screen

I'm Currently using MacBook Pro (Retina, 15-inch, Early 2013, OSX Mojave). I was getting the artifacts occasionally only while I was viewing photos, processing videos in FCP and artifacts won't show ...
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2answers
178 views

Update to 10.14.1 on Mac Pro 5.1 results in black screen

I tried to update my Mac Pro 5.1 with the delta updater to 10.14.1 from 10.14. I have a Sapphire RX 580 installed. After some minutes I saw he load screen but after that the screen turned black. I ...
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1answer
95 views

Will updating macOS delete my kext configuration I have after disabling discrete GPU permanently from EFI?

I have followed all the instructions provided at MacBook Pro: How to disable discrete GPU permanently from EFI? My question is: Is it safe to update my macOS to latest High Sierra or even to Mojave ...
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1answer
25 views

MacPro 6,1 (late 2013) - 4 monitors using only 1 of 2 available graphics cards

Late 2013 mac pro 32GB ram, AMD FirePro D500 3072mb. All monitors plugged into their own individual thunderbolt ports. Performance has been abysmal over the last few months. Many coreaudio errors; ...
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2answers
331 views

Is dGPU disabler permanent on 2011 MBP?

I've found this tool (http://dosdude1.com/gpudisable/) to disable dedicated GPU on my MBP late 2011 (I just bought it from eBay). The Mac has no problems right now but it's just preventive. I will ...
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1answer
534 views

Displayport to USB-C or GPU card for eGPU with Thunderbolt Output

Background: I purchased an LG Ultrafine 5k monitor per Tim Cook's recommendation. This only has a Thunderbolt-3 input. Awesome monitor, but very limited when it comes to what you can drive it with. ...
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1answer
578 views

How do I connect power to a NVIDIA GTX 1070 Founders Edition in a 2009 Mac Pro?

I am installing an NVIDIA GTX 1070 in a 2009 Mac Pro. I have seen all kinds of cables selling on Amazon and eBay to power GPUs in a Mac Pro so I want to make sure I get the right one. Looking at the ...
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1answer
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Skype switches to discrete graphics card and shows blank settings

When I force Mac to use integrated graphics card, Skype displays blank page when clicking settings. Skype works fine with discrete graphics card, but I cannot use it since I have a faulty discrete ...
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1answer
585 views

Do I have to “flash” an NVIDIA GTX 10XX (1070/1080/1080ti) to get it to use PCIe 2.0 on a Mac Pro?

According to MacVidCards.com, one must use a modified ROM on a stock PC video card to get it to use the PCIe 2.0 spec vs the PCIe 1.0 spec when installed on a Mac Pro. A MacRumors post suggests that ...
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1answer
172 views

Mac Pro 1,1/2,1 GPU upgrade

I want to upgrade my Mac Pro 2,1 to El Capitan. If I go for an HD 5770 gpu does it have to be a Mac specific card. Are there any other compatible GPUs.
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1answer
93 views

How to make Windows 10 run GT120 and GTX 980ti

I can't make both cards work properly on Windows 10. Here's what I've tried. I've got a successful Windows 10 installation over my Mac Pro (mid 2010) over Sierra, installed the boot camp drivers as ...
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2answers
545 views

GPU-defect Macbook Pro 2011 does not accept csrutil disable anymore (10.13.6)

I have a failing Macbook Pro and have deactivated the discrete GPU by doing something [editors note: help us help you by detailing what modifications you made to deactivate the GPU]. Now on this ...
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1answer
39 views

Is it possible to replace the GPU in this 2006 iMac?

Is it possible to replace the GPU in this 2006 iMac? If yes what kind of models fit in there under the cooler?
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2answers
541 views

MacBook Pro 2011 having problems with sleeping and screen brightness after removing GPU drivers (it had failed)?

My MacBook Pro 2011 GPU has failed earlier last week, I had to remove the GPU drivers to get it to work again. After doing so, it either doesn't sleep at all (when closing the lid), or it goes to ...
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0answers
188 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 ...
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0answers
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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 ...
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403 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 ...
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1answer
183 views

nVidia GPU Disable hack via NVRAM, any software way to power-off the chip?

Following this guide and substituting GeForce for AMD, I've been able to get my mid-2012 MacBook Pro Retina functional again, albeit without the advantages of the discrete GPU (background: original ...
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0answers
214 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 ...
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1answer
225 views

Mac Mini powerful enough to play any 1080p movie? [closed]

I have a Mac Mini (Mid 2011) with 2,3 GHz Intel Core i5 8 GB RAM with SSD, that I use to watch videos. The machine is great in all respects, except if I play 1080p encoded with H265 or VP9, the fan ...
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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 ...
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1answer
411 views

Is an external GPU possible for MacBook Air 2012?

I work with machine learning and 3D rendering, both of them need powerful GPU, and my laptop completely lacks it. I had an idea to buy a PC with good GPU, but then I found several articles which says ...
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3answers
2k views

Just announced MacOS Mojave: what level of support for Metal is required?

The general consensus is that older Macs can run Mojave if they have a graphic card supporting Metal (c.f. appleinsider for example). But Metal-readiness comes in different degrees. Has Apple ...
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1answer
352 views

Repair shop suggests to solder new graphics chip onto a used graphics card

Recently, my 27" iMac Mid-2011 had a graphics card failure (an AMD Radeon HD 6970M 2GB GDDR5). Even though the computer now is vintage-classed, I still want to repair it. Unfortunately, Apple-...
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1answer
445 views

How do I use both GPUs on a MacPro?

My MacPro (Late 2013, OSX Yosemite) has two AMD FirePro D500 GPUs and three Cinema HD Displays. When I look at the System report all of the Displays show up under one GPU and the other GPU has ...
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204 views

Very low performance with dedicated GPU in bootcamp

I have a late 2012 model MacBook Pro with the Nvidia GeForce GT650M and Intel HD 4000, and it's getting ridiculously bad performance in all games I tried to play. I know it's not a high performance ...