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Please select GPU type and if you see the flickering glitch on the display:


  • Total voters
    215

Simon2020

macrumors newbie
Sep 4, 2020
7
2
Are any of the major Youtube channels aware eg Maxtech? Apple might hurry up an update if theres wider knowledge.
 

dspdoc

macrumors 68000
Mar 7, 2017
1,962
2,379
Are any of the major Youtube channels aware eg Maxtech? Apple might hurry up an update if theres wider knowledge.
Unfortunately most of those types seem to keep their heads buried in the sand as to not upset the monster.
 

Shaman777

macrumors newbie
Jul 30, 2020
26
4
Today, I had a long conversation with Apple in Russia, it turned out that I was the first to report this problem to the Russian representative, it's a shame ! I told about this branch and a similar problem not only for me, I asked them to contact the main office, and clarify whether they know about this problem and whether they can solve it, if the result is positive, I am ready to wait another 30 days. They asked for 1 hour to consult with the office. After that, I called back - the result of this, Apple knows about this issue, they can't answer that on quick or long addressing this question, it was confirmed that they are ready just to pay me a ridiculous compensation for future loan and return my Imac 2020 for my situation, that's all they could do or promise! A month ago I bought an imac 2019 and was discouraged when the next day updated 2020, I ordered a new one with a refund 2019, now I have two top IMAC spent money and feelings of depression and anger, in General, this story has been going on for 2 months, but I never got what I want, and this is a Fiasco! I warned Apple that I am running a YouTube Channel and that I am preparing a review in which I will tell everything as it is and I hope this will lower Apple's stock just a little bit and they will start working!

If you find any new problems or comments, write to me and I will add them to the review !

As an artist and Creator,I was tired, this situation knocked me out of my usual rhythm, I was devoted to Apple, but now I have other thoughts in my head !
 

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slicktromboner

macrumors member
Dec 5, 2018
51
67
Says something about how dedicated Apple is to making their customers happy when their own OS doesn't even run properly on their new machines but Windows does.
 

ADGrant

macrumors 68000
Mar 26, 2018
1,689
1,059
Says something about how dedicated Apple is to making their customers happy when their own OS doesn't even run properly on their new machines but Windows does.

Not really. The GPU was designed by AMD and has been available on Windows for a year. Mac support for this GPU is more recent.
 

filmgirl

macrumors 6502
May 16, 2007
394
358
Seattle, WA
I’m genuinely curious what people want Apple to do when a fix isn’t available or ready yet? Obviously, people can return the machines, but is the issue beyond the 14 day mark?

Because maybe I’m being naive, but this feels like a very clear Apple Care scenario. I need the machine for work so I’m not going to return it (and I’ll have a second 4K display attached at all times anyway), but if the problem got worse or if new versions shipped out did somehow solve the issue, I would simply push Apple to exchange my machine — regardless of when it was purchased.

Or are people just concerned that the issue won’t be resolved? That I can understand — and although I feel confident Apple is aware and working on the situation, I’m less confident placing how high this is on the priority list.

So again, what outcome do people want right now, when it’s clear there isn’t a solution that can solve the problem this instant?
 

slicktromboner

macrumors member
Dec 5, 2018
51
67
Not really. The GPU was designed by AMD and has been available on Windows for a year. Mac support for this GPU is more recent.

That being said, it seems like a problem that would reveal itself with some basic use, according to some of the first hand accounts on this thread. One of the major selling points of buying a Mac was the tight integration of the OS and hardware, but that looks like more of a liability these days, as we don't easily have the ability to update the drivers ourselves as we do in Windows.

I returned my 16-inch MacBook Pro (which also had a Navi based GPU) because it turned into a toaster oven when I plugged in a 1080p external monitor, and I'm hoping that I don't have to return my 2020 iMac. (fingers crossed)
 

Simon2020

macrumors newbie
Sep 4, 2020
7
2
OK, so just doing a backup with time machine when I noticed the top left corner of its window panel was square rather than round , I did the screenshot short cut 4 to grab it but it immediately went round as the marquee tool appeared on screen. Therefore this must be a software issue?
 

dspdoc

macrumors 68000
Mar 7, 2017
1,962
2,379
Frustrations are boiling over and I completely understand. A lot of us are working from home and have to stare at this machine all day. Any visual disturbances are of course going to strike a deep nerve. I just keep hoping AMD will fire a new driver over to Apple and put this all behind us.
 
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anthony13

macrumors 65816
Jul 1, 2012
1,054
1,200
I’m genuinely curious what people want Apple to do when a fix isn’t available or ready yet? Obviously, people can return the machines, but is the issue beyond the 14 day mark?

Because maybe I’m being naive, but this feels like a very clear Apple Care scenario. I need the machine for work so I’m not going to return it (and I’ll have a second 4K display attached at all times anyway), but if the problem got worse or if new versions shipped out did somehow solve the issue, I would simply push Apple to exchange my machine — regardless of when it was purchased.

Or are people just concerned that the issue won’t be resolved? That I can understand — and although I feel confident Apple is aware and working on the situation, I’m less confident placing how high this is on the priority list.

So again, what outcome do people want right now, when it’s clear there isn’t a solution that can solve the problem this instant?
Willing to wait a bit for a software update to fix this. In the event that doesn't happen, I'll get on the phone with apple care. To be honest, and I know every one has different experiences, I think apple care is unmatched in it's awesomeness, and will come through, whether that be a different machine, different spec's, or some solution I haven't thought of. I could send it in and live off my laptop for a couple weeks. In the past Apple has literally given me a brand new 2017 MacBook Pro because I wanted to repair a battery in a 2012 MBP. They've given me two brand new iPhones without charging me the incident fee. At this point, I generally trust them.
 
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ADGrant

macrumors 68000
Mar 26, 2018
1,689
1,059
That being said, it seems like a problem that would reveal itself with some basic use, according to some of the first hand accounts on this thread. One of the major selling points of buying a Mac was the tight integration of the OS and hardware, but that looks like more of a liability these days, as we don't easily have the ability to update the drivers ourselves as we do in Windows.

I returned my 16-inch MacBook Pro (which also had a Navi based GPU) because it turned into a toaster oven when I plugged in a 1080p external monitor, and I'm hoping that I don't have to return my 2020 iMac. (fingers crossed)

I am sure it did reveal itself. Compared to overheating MacBooks and failing keyboards this probably seemed a fairly minor issue to Apple.
 

thiskiwicanfly

macrumors member
Oct 14, 2015
63
14
NZ
I know this question is slightly off topic, but with regard to people reporting there is audible fan noise during idling and non-intensive tasks on the iMac 2020... is it the 10 core i9 cpu that's causing the fan noise or the 5700XT graphics causing it, or both? I'm assuming the 8 core i7 cpu with 5700 graphics provides a more quieter experience when doing non-intensive tasks such as emailing and web browsing?

I still own a MacBook Pro Retina 13" Early 2015 which is silent during non-intensive tasks, and I prefer that!

Can anyone please confirm this?
 

ADGrant

macrumors 68000
Mar 26, 2018
1,689
1,059
I know this question is slightly off topic, but with regard to people reporting there is audible fan noise during idling and non-intensive tasks on the iMac 2020... is it the 10 core i9 cpu that's causing the fan noise or the 5700XT graphics causing it, or both? I'm assuming the 8 core i7 cpu with 5700 graphics provides a more quieter experience when doing non-intensive tasks such as emailing and web browsing?

I still own a MacBook Pro Retina 13" Early 2015 which is silent during non-intensive tasks, and I prefer that!

Can anyone please confirm this?

I have a 10 core i9 and a 5700XT, I don't hear fan noise unless I am maxing out the cores.
 

torifile

macrumors regular
Original poster
Aug 10, 2020
158
161
I’m genuinely curious what people want Apple to do when a fix isn’t available or ready yet? Obviously, people can return the machines, but is the issue beyond the 14 day mark?

Because maybe I’m being naive, but this feels like a very clear Apple Care scenario. I need the machine for work so I’m not going to return it (and I’ll have a second 4K display attached at all times anyway), but if the problem got worse or if new versions shipped out did somehow solve the issue, I would simply push Apple to exchange my machine — regardless of when it was purchased.

Or are people just concerned that the issue won’t be resolved? That I can understand — and although I feel confident Apple is aware and working on the situation, I’m less confident placing how high this is on the priority list.

So again, what outcome do people want right now, when it’s clear there isn’t a solution that can solve the problem this instant?
Excellent points. My last iMac, a 2011 top end model, was actually a replacement for my 2010 model that had WiFi issues they couldn’t sort out after 3 trips to the Apple store. It sucked but I ended up getting a machine that is still running today as my plex server. They’ll make it right one way or another.
 

shywizard

macrumors regular
Aug 23, 2020
149
115
Should we play "what if"? What if I have 2 iMacs both with the 5700XT. If I connect them so I can use the 2nd iMac as a second display monitor, will it still show the white line of death? Hmmmmm
 

jasonefmonk

macrumors 6502
May 5, 2011
385
431
Should we play "what if"? What if I have 2 iMacs both with the 5700XT. If I connect them so I can use the 2nd iMac as a second display monitor, will it still show the white line of death? Hmmmmm
There is no target display mode for the 27-inch Retina iMac panels, I don’t believe you can test this.
 

jasonefmonk

macrumors 6502
May 5, 2011
385
431
To be honest, and I know every one has different experiences, I think apple care is unmatched in it's awesomeness, and will come through, whether that be a different machine, different spec's, or some solution I haven't thought of. I could send it in and live off my laptop for a couple weeks. In the past Apple has literally given me a brand new 2017 MacBook Pro because I wanted to repair a battery in a 2012 MBP. They've given me two brand new iPhones without charging me the incident fee. At this point, I generally trust them.
I know you caveated those statements but I really have trouble going on faith in this scenario. Personally I’ve had excellent and terrible Apple support experiences (at this point I don’t trust the store level employees). If you get the wrong person to handle your case at best you are entitled to demand free repairs endlessly until the maximum three year warranty expires. If you, like me, planned to keep this for 10 years you are then screwed. I know everyone does not do the same, but this computer is a long-term (for the computer world) investment for me.

If you get a great person you might get all of the nice handling you describe, but it is not a guarantee. My very first Apple notebook had an Nvidia GPU meltdown a little before it’s fourth year. At the time Apple Store diagnosed and offered logic board replacement, out of warranty pricing. I declined and bought a new low-end pre-config notebook because I needed something. About a year later I hear on this website there is a repair extension for my notebook and GPU. I call support and they confirm and check my serial number and book me in to a local AASP. AASP asks me to sign for ~$60 bench fee if the notebook doesn’t get repaired under warranty, I agree “no worries, Apple confirmed it’s covered”. They decline the repair because there was no case notes from when I originally brought the computer to the Apple Store about a year prior, the “genius” at the time was probably too busy trying to sell me on the new notebook. AASP refuses to return my non-functional old computer unless I pay them the bench fee. I left the damn thing with them.
 
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thiskiwicanfly

macrumors member
Oct 14, 2015
63
14
NZ
I have a 10 core i9 and a 5700XT, I don't hear fan noise unless I am maxing out the cores.

That's weird, I've seen a lot of comments from people suggesting there is a noticeable fan noise even in idle on the 10 core i9 5700XT configuration. Are you using your iMac in a quiet environment?
 

anthony13

macrumors 65816
Jul 1, 2012
1,054
1,200
I know you caveated those statements but I really have trouble going on faith in this scenario. Personally I’ve had excellent and terrible Apple support experiences (at this point I don’t trust the store level employees). If you get the wrong person to handle your case at best you are entitled to demand free repairs endlessly until the maximum three year warranty expires. If you, like me, planned to keep this for 10 years you are then screwed. I know everyone does not do the same, but this computer is a long-term (for the computer world) investment for me.

If you get a great person you might get all of the nice handling you describe, but it is not a guarantee. My very first Apple notebook had an Nvidia GPU meltdown a little before it’s fourth year. At the time Apple Store diagnosed and offered logic board replacement, out of warranty pricing. I declined and bought a new low-end pre-config notebook because I needed something. About a year later I hear on this website there is a repair extension for my notebook and GPU. I call support and they confirm and check my serial number and book me in to a local AASP. AASP asks me to sign for ~$60 bench fee if the notebook doesn’t get repaired under warranty, I agree “no worries, Apple confirmed it’s covered”. They decline the repair because there was no case notes from when I originally brought the computer to the Apple Store about a year prior, the “genius” at the time was probably too busy trying to sell me on the new notebook. AASP refuses to return my non-functional old computer unless I pay them the bench fee. I left the damn thing with them.
That’s fair. I‘ve been burned too. They bought a lot of trust when they literally gave me a free MBP that was brand new. But in the end, you’re right. This iMac cost me over 4K. I assume this problem will be fixed. If it’s not, I’ll be going Mark Ruffalo by the end of October.
 
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kkh

macrumors regular
Aug 22, 2020
206
141
OK, so just doing a backup with time machine when I noticed the top left corner of its window panel was square rather than round , I did the screenshot short cut 4 to grab it but it immediately went round as the marquee tool appeared on screen. Therefore this must be a software issue?
Use Shift-Command-3. Does not work with the marquee tool. Just do a full screen shot. When you do a screen shot of any kind, the screen redraws itself. Because of that, you may need to do the shot multiple times to capture it just before it redraws. Having 2 to 3 windows open at the same time seems to help. You can also capture it with Quicktime's screen recording. And yes, the prevailing theory is that the corners issue is software and the white lines could be either or.
 

kkh

macrumors regular
Aug 22, 2020
206
141
I’m genuinely curious what people want Apple to do when a fix isn’t available or ready yet? Obviously, people can return the machines, but is the issue beyond the 14 day mark?

So again, what outcome do people want right now, when it’s clear there isn’t a solution that can solve the problem this instant?

My window for returning the machine closed today. I know, having been contacted by Apple regarding this, that they are or will be looking into it. I think that's the only outcome I was seeking at this point -- making them aware of it and hearing from them directly that it is being looked into.

The corners issue is easily reproduced, the white lines are random but I certainly get multiple clusters of them every day. Apple will see / has seen the same. So, thinking about this logically, I know that one of two things will happen: 1) if it's 100% a software fix (the Metal driver in itself or some other part of all those loaded AMD extensions needs updating) Apple will issue an update for Catalina and Big Sur, or 2) there will be a card replacement program/recall. If 1, I just hope that AMD does not need to be involved. Those guys struggle getting robust drivers out at every turn. The PC version of this card is just now working after people complained for 6 months or so. And yes, yes, it's more complex with PCs with a variety of components in the mix. I don't know if there is anything super exotic about this, the "Pro" version of the 5700 XT, compared to the PC version... but I certainly hope it will not take Apple/AMD 6 months to figure out.
 
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