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Davinci resolve render problem with new Mac Pro

Hello,

we are having strange glitching effects (as shown in attachments) while exporting from DaVinci Resolve.


The project is in 4K.


Maybe it is related to an heating issue? We have seen that it doesn’t manifests if we divide the exporting process into smaller chunks (single shots) but if we export the project all together after a while it comes up (like if it is correlated to the temperature of the graphic card).


Details:

Mac Pro (late 2013)

2,7 GHz 12-Core Intel Xeon E5

64 GB 1866 MHz DDR3 ECC

2xAMD FirePro D700 6144 MB

OS X Yosemite 10.10.1 (but it also appeared with 10.9)

DaVinci Resolve 11.1.1.006


What should we do?


Thanks.


User uploaded file


User uploaded file

Mac Pro, OS X Yosemite (10.10.1)

Posted on Nov 25, 2014 2:04 AM

Reply
54 replies

Dec 1, 2014 8:59 PM in response to NtNext

I'm experiencing the same issue and to say that I'm FURIOUS is an EUPHEMISM!


This nightmare all started October 15th when I decide to make me a present and make my life easier upgrading my coloring gear with the "most powerful mac desktop" on the market.

After spending almost 11K not only I wasted time and money and lost clients but all this is still not over at today's date after a 3rd MAC PRO desktop replacement and after going through apple care to have my 2 D700 and logic board replaced on the last one!!!

Hours and hours of driving to the store, order a new replacement, wait days, reinstall drivers and softwares, render tests etc etc!!!

After hearing from the apple "genius" it definitely looks cool! there are people out there that make transparent enclosures!

It could look like an hairy armpit for what I care, I just want a machine that works for god sake!

Shame on you Apple! Shame on you Blackmagic! Advertising this machine and your software as the best combination out there for color grading!

FIX IT NOW!

same configuration of NtNext

Mac Pro (late 2013)

2,7 GHz 12-Core Intel Xeon E5

1TB SSD

64 GB 1866 MHz DDR3 ECC

2xAMD FirePro D700 6144 MB

OS X Yosemite 10.10.1 (but it also appeared with 10.9)

DaVinci Resolve 11.1.1.006

Pegasus R2 32TB

Dec 2, 2014 3:41 AM in response to EdoBrizio

Hi All,


Same issues in France, in our post house, we buy three "tubes" for replacing old Mac Pros in Colorgrading suites. Result : artifacts when rendering, lines, colour artifacts, etc ... no solution from Apple support (for them, benchmarks are ok). Seems heating problems ... we made a "box" with two fans (one under the mac to flow and one over to aspirate heated air) and ... miracle, most of our problems are solved. So heat is a big issue when GPU's are stressed. We noticed lot more problems when we render interlaced timelines and when we use neat video plug.

so people from Apple support, what do you think about that ?

Dec 2, 2014 9:28 AM in response to NtNext

As I can see, there is no answer from any Apple-men for a week, since the first reply was post. I'm going to post a this discussion's link to every videoproduction or filming comunity in Russia that I will be able to find, and tell as much people as I can - NOT to spend their money and time for this UNpro stuff. And I'm going to change it on Hackintosh or go back to PC after 8 years with mac ((( . Burn in hеll , Apple!

Dec 2, 2014 10:17 AM in response to pashacamera

I am in the same situation with my Mac Pro. I discovered the issue back in late September, since then Apple replaced both D700 three times. After the second repair I told them it's not going to change anything replacing the third time because the issue is driver related yet they would not pursue that until I took it in the third time. After the third repair no difference. I have been using the standard candle test and I have been able to produce the glitches within 2 to 5 minutes every time on my system. As an additional test I installed Boot Camp & Resolve. By default, AMD only allows 4GB of memory to be used on AMD GPUs. When I run the standard candle test I cannot produce any glitches. If I set an environment variable to enable 64-bit then run the standard candle test the glitches come back. This is why I believe it's all driver related and it really comes down to Apple and AMD working together on a fix. If it weren't a heat related issue I would think it would take much longer than two minutes for a glitch to be produced, additionally on the window side I can run the same project and get that temperatures higher and no glitches are there.


i've been calling daily to AppleCare with a senior advisor. What's made this whole process so frustrating is the lack of customer support from Apple. I've been through five senior advisers and after two months they are just now acknowledging it might be a driver problem and wait for a fix.


if you recall when 10.9.3 came out it broke open CL and it took Apple almost 2 months before an update came out that fixed it. I was trying to find a way to get our voices louder to Apple. Maybe provide multiple case numbers to show this is effecting a lot of users. I've been told Apple moves engineers around based on priority of need.

Davinci resolve render problem with new Mac Pro

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