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i just did this as soon as u posted this thankyou for reply again bro. especially this late. but im going to restart since it gave me prompt to do so and see what happens
[doublepost=1528616692][/doublepost]
This is wat i got after reboot
[doublepost=1528617809][/doublepost]Ok i removed cuda like the instructions you posted stated im booted back in os
[doublepost=1528618600][/doublepost]
No worries!

Yeah, I got the same CUDA error. I ended up removing it but I'm not 100% sure it mattered.
[doublepost=1528616988][/doublepost]The docs for removing CUDA are out of date so I had to google around for a way to completely remove it.

From memory, this did the trick: http://www.tobiasfeigl.de/2017/10/2...dia-cuda-here-8-x-9-x-on-os-x-10-12-6-sierra/
I removed cuda drivers and im completely lost on whats next #moststressfulmoneyivespent
[doublepost=1528618717][/doublepost]
No worries!

Yeah, I got the same CUDA error. I ended up removing it but I'm not 100% sure it mattered.
[doublepost=1528616988][/doublepost]The docs for removing CUDA are out of date so I had to google around for a way to completely remove it.

From memory, this did the trick: http://www.tobiasfeigl.de/2017/10/2...dia-cuda-here-8-x-9-x-on-os-x-10-12-6-sierra/

uninstalled cudo completely lost on next step do i reset pr ram?
[doublepost=1528619037][/doublepost]
I have been selecting it, but it automatically switches back the default macOS drivers after it reboots.

Should I try disabling SIP?

Thats what its doin to me
 

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OMG YO! NOW I SEE HOW U FELT WHEN IT WORKED :) YAAAAAASSSSS!!!!!! YES DRUMCODE IT ****ING WORKED DUDE YOU AND DR STEALTH TOLD ME! I DIDNT BELIEVE! I THOUGHT I WASTED 400 ON A GPU BUT YOU GUYS SHOWED ME THE WAY. THIS IS WHAT COMMUNITY FEELS LIKE. THIS IS WHY FORUMS WERE CREATED IN THE FIRST PLACE AND IM GLAD I CAN BE APART OF THIS HISTORY THIS **** IS EPIC AND I HAVE 12 CORES ON THE WAY (X5675'S 3.03GHZ) FOR THIS MAC WITH 32GB OF RAM AS WELL JUST LOOKED AT YOUTUBE IN 4K FOR MY FIRST TIME ON A MAC EVER I REPEAT EVER AND ITS ****ING AMAZING!! MY ONLY QUESTION IS AUDIO THROUGH HDMI IS NOT WORKING IS THEY'RE ANOTHER DRIVER I NEED?
 

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MY ONLY QUESTION IS AUDIO THROUGH HDMI IS NOT WORKING IS THEY'RE ANOTHER DRIVER I NEED?

Always check this sticky thread first. I added almost all popular topics’ link in there.

https://forums.macrumors.com/thread...-5-1-upgrade-guide-sticky-discussion.2099092/

The HDMIAudio thread is included. The last few pages will have the posts about how I get the audio work on my 1080Ti in the High Sierra. Should also applicable to your 1070Ti.

https://forums.macrumors.com/threads/guide-hdmi-audio.1499797/
 
Always check this sticky thread first. I added almost all popular topics’ link in there.

https://forums.macrumors.com/thread...-5-1-upgrade-guide-sticky-discussion.2099092/

The HDMIAudio thread is included. The last few pages will have the posts about how I get the audio work on my 1080Ti in the High Sierra. Should also applicable to your 1070Ti.

https://forums.macrumors.com/threads/guide-hdmi-audio.1499797/

@h9826790 hdmi signal lost in 1070 ti while doing simple task hasn't run ever sincetried reinstalling drivers and cuda after doing pram resets. it was working fine screen cut out while doing a benchmark now ive switched back to gtx120 while trying to reinstall. I definitely dont want to have to keep reinstalling. What could the issue be? sip is enabled
[doublepost=1528897927][/doublepost]
Yes and Yes but your post was louder than this airplane's engines! :p
View attachment 765741
gotta love the community ^lol
 
@h9826790 hdmi signal lost in 1070 ti while doing simple task hasn't run ever sincetried reinstalling drivers and cuda after doing pram resets. it was working fine screen cut out while doing a benchmark now ive switched back to gtx120 while trying to reinstall. I definitely dont want to have to keep reinstalling. What could the issue be? sip is enabled
[doublepost=1528897927][/doublepost]
gotta love the community ^lol

How you power the card?
 
so i ran a geekbenchmark

you believe the gpu requires that much power ? even with standard 6pin > 8pin?

The 1070Ti does draw that much indeed.

Don't you believe the manufacture will programme the card to draw 75W (100% official max rated) from the PCIe slot, and *ONLY* 100W (66%) from the 8pin?

That doesn't make any sense to me.

The card should be programme to draw something like 115W (~75%) from the 8pin, and 55W from the slot (~75%). Anything close to 120W can shutdown the Mac at anytime. And pascal card is well know will produce very high (and short) power spike.

I expect this card is powerful enough to shutdown the Mac if you only use a single mini 6pin to power it.
 
so i ran a geekbenchmark

you believe the gpu requires that much power ? even with standard 6pin > 8pin?
because when i did the geekbench as it was finishing screen blinked hmi source showed no imput on tv had to hard shut down mac and when i restarted, hdmi signal was lost entirely. installing my gt120 again, i seen on system report that the card was still recognized as installed but no screen was there. cuda had its latest driver also so tt looked like it was installed but completely not working at that point its as if it forgot that it knows the 1070 can work
[doublepost=1528904826][/doublepost]
The 1070Ti does draw that much indeed.

Don't you believe the manufacture will programme the card to draw 75W (100% official max rated) from the PCIe slot, and *ONLY* 100W (66%) from the 8pin?

That doesn't make any sense to me.

The card should be programme to draw something like 115W (~75%) from the 8pin, and 55W from the slot (~75%). Anything close to 120W can shutdown the Mac at anytime. And pascal card is well know will produce very high (and short) power spike.

I expect this card is powerful enough to shutdown the Mac if you only use a single mini 6pin to power it.

thats CRAZY NVIDIA Has a mad issue with that. i thought it was odd that the 1070ti didnt use as much power as a 1080 or even 1070 founders edition. i feel like when i do a pram reset and install drivers then reboot i messed up by leaving gt120 inside the machine. should i have removed it completely after the automatic restart when drivers have installed?
 
because when i did the geekbench as it was finishing screen blinked hmi source showed no imput on tv had to hard shut down mac and when i restarted, hdmi signal was lost entirely. installing my gt120 again, i seen on system report that the card was still recognized as installed but no screen was there. cuda had its latest driver also so tt looked like it was installed but completely not working at that point its as if it forgot that it knows the 1070 can work
[doublepost=1528904826][/doublepost]

thats CRAZY NVIDIA Has a mad issue with that. i thought it was odd that the 1070ti didnt use as much power as a 1080 or even 1070 founders edition. i feel like when i do a pram reset and install drivers then reboot i messed up by leaving gt120 inside the machine. should i have removed it completely after the automatic restart when drivers have installed?

The 1070Ti has much more core counts than 1070. And has higher memory clock then the 1080.

It's power draw is actually very close to a 1080. And it's a 180W TDP card, Nvidia didn't lie.
 
It's one of the things MVC keeps harping on about. All those power connectors are there for a reason and are not optional. You must power the card correctly.

so ive just ordered a 8pin > x2 pin connector will be here tomorrow hopefully using that will fix issue i also just recieved a display port to hdmi for sound issues that arise from audio drivers not being installed should that work to fix sound issue?
 
Hi folks,

Thanks in advance for the thread. Following along, have the same issue but no luck yet.
The Mac Pro is not flashed and neither is the card. Will this work?

Have a legit 5.1 Mac Pro and trying to get a new Geforce GTX 1080 Ti to work. So far card is somewhat recognized but not totally.
Have tried re-installing the driver a few times (not sure if I should be uninstalling and reinstalling or just reinstalling over top? each time?). Appreciate your time?

See pic:
 

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Hi folks,

Thanks in advance for the thread. Following along, have the same issue but no luck yet.
The Mac Pro is not flashed and neither is the card. Will this work?

Have a legit 5.1 Mac Pro and trying to get a new Geforce GTX 1080 Ti to work. So far card is somewhat recognized but totally.
Have tried re-installing the driver a few times (not sure if I should be uninstalling and reinstalling or just reinstalling over top? each time?). Appreciate your time?

See pic:

Does it make any difference if you remove the 4870?
 
Does it make any difference if you remove the 4870?

I did try removing the 4870 but could not get an image to boot on screen. The Monitor does power on as if it’s seeing a source for a few seconds but then goes back into standby mode so I’m not seeing anything on any of the display ports when I use only the 1080 TI . I’ve also tried multiple monitors and cables although none of the cables were HDMI 2.0 compatible not sure if that would even be an issue .
 
I did try removing the 4870 but could not get an image to boot on screen. The Monitor does power on as if it’s seeing a source for a few seconds but then goes back into standby mode so I’m not seeing anything on any of the display ports when I use only the 1080 TI . I’ve also tried multiple monitors and cables although none of the cables were HDMI 2.0 compatible not sure if that would even be an issue .
Uninstall CUDA drivers and Nvidia drivers take out 1080ti and put 4870 back in. Reset NVRAM then install again both nvidia and cuda drivers. Once installed, Power Down Mac Don't restart! Once Powered Down put in 1080ti and it should power up just find without apple loading bar. Hope this Helps

Mac pro 2009 5,1 8 Core 2.26 GHZ|16gb ram|Mac Os High Sierra|Windows 10| GTX 1070ti AERO|256gb Samsung ssd| 1tb sshd Baracuda|
 
Hey everyone.

I've read through this forum and this particular thread repeatedly - and others. I have successfully set up a few machines with 1060, 1070 and 1080 cards. However, I cannot seem to get two mac pros running a 1070 on El Capitan and a 1060 on Sierra. The drivers are installed from macvidcards so I know they are correct (as I have looked in the right location under the Software Tab in System Profiler and know the model build and matched that up repeatedly with the correct driver). I have tried installing and reinstalling the drivers with Gatekeeper on and off, with SIP on and off to no avail. I have rebooted and reset the PRAM multiple times. I have uninstalled the driver and then reinstalled the driver. I have done everything I can think of and can't seem to get the drivers to load and recognize the card. Both machines say "No Kext Loaded" under the Graphics/Displays tab in System Profiler. I'm stumped as to what I can do to get these to work.

I have tried installing the Nvidia 1070ti on a 2009 MacPro firmware upgraded to 5,1, with the latest build of El Capitan installed (10.11.6). I am able to get the card to work perfectly on the same machine under Sierra (10.12.6)

Independently, I have also tried to install an Nvidia 1060 on a 2010 Mac Pro (native 5,1) with Sierra (10.12.6) and this fails to properly load the Nvidia driver. Weird - I know.

Gatekeeper is on. SIP is on. PRAM reset, driver compatibility checked. No CUDA installed on either. the 2010 Mac pro is vanilla as vanilla can be. Boot drive is a Crucial SSD.

Can't figure this one out. Any help would be appreciated with either machine. Thanks.
 
Hey everyone.

I've read through this forum and this particular thread repeatedly - and others. I have successfully set up a few machines with 1060, 1070 and 1080 cards. However, I cannot seem to get two mac pros running a 1070 on El Capitan and a 1060 on Sierra. The drivers are installed from macvidcards so I know they are correct (as I have looked in the right location under the Software Tab in System Profiler and know the model build and matched that up repeatedly with the correct driver). I have tried installing and reinstalling the drivers with Gatekeeper on and off, with SIP on and off to no avail. I have rebooted and reset the PRAM multiple times. I have uninstalled the driver and then reinstalled the driver. I have done everything I can think of and can't seem to get the drivers to load and recognize the card. Both machines say "No Kext Loaded" under the Graphics/Displays tab in System Profiler. I'm stumped as to what I can do to get these to work.

I have tried installing the Nvidia 1070ti on a 2009 MacPro firmware upgraded to 5,1, with the latest build of El Capitan installed (10.11.6). I am able to get the card to work perfectly on the same machine under Sierra (10.12.6)

Independently, I have also tried to install an Nvidia 1060 on a 2010 Mac Pro (native 5,1) with Sierra (10.12.6) and this fails to properly load the Nvidia driver. Weird - I know.

Gatekeeper is on. SIP is on. PRAM reset, driver compatibility checked. No CUDA installed on either. the 2010 Mac pro is vanilla as vanilla can be. Boot drive is a Crucial SSD.

Can't figure this one out. Any help would be appreciated with either machine. Thanks.


So, I'm an idiot and did not look at the layer 1 issues. I was using a 6-pin power cable from the pulled ATi 5870 Card and not the 8-pin cable that came with the new video card. the 2010 mac pro with Nvidia 1060 card issue has been solved.

I am still looking for suggestions on the 2009 mac pro with the 1070 ti card.

Orph, thank you for responding. I did look at the webpage you mentioned and will try to re-install the drivers via the terminal/command line via Benjamin Dobell's github method.
 
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