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Should I just rip out the GT 120 because I don't use it.

I did, but YMMV. What card is your monitor plugged into? I think some apps will prefer to use the non-display card for CUDA, though I'm not sure.
 
Fixed "Single GPU" problem on a Mac Pro + GTX 690 in Windows. Just bad image of Windows :)
 
I did, but YMMV. What card is your monitor plugged into? I think some apps will prefer to use the non-display card for CUDA, though I'm not sure.

Plugged a 27" 2560x1440 display into the DVI port on the GTX 670. There are 2- Dual Link DVI, HDMI and Display Port. Both DVI ports work, HDMI works (unsure about audio, haven't tested much), haven't tested Display Port.

That's what I'm thinking too. Only other problem is that the GT120 might be causing heat issues. When I'm gaming, I have set the REFERENCE GTX670 to speed up to 100% fan speed (only 2000 RPM max). So it's fairly quiet and does about 65-68*c on load. Because the GT120 is on the port above the 670, it might be an issue for heat dissipation. Though, I doubt it's by much though. The GT120 idles around 60*c, not sure if that's normal.

If I am keeping the GT120 because of the EFI, then it would make logical sense to install it in Slot 3, no? Leaving a gap between the 670 and 120. I am not going to use the 120 unless I need a boot screen.
 
Plugged a 27" 2560x1440 display into the DVI port on the GTX 670. There are 2- Dual Link DVI, HDMI and Display Port. Both DVI ports work, HDMI works (unsure about audio, haven't tested much), haven't tested Display Port.

I'd be interested to hear if the HDMI audio works. I'm looking to get a GTX 680 when I can find a vendor that has a 2 x 6 pin with 4gb in stock. It would be nice to have working audio with HDMI (in OSX or Windows) because I watch NBA league Pass on my 46" in the living room.
 
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I just put in an EVGA GeForce GTX570 HD 2560MB GDDR5 SLI Ready Graphics Card (025-P3-1579-AR) into my 5.1 MacPro.

I ran a simple Raytrace test in After Effects CS6 before with the ATI5870. A 6 second clip took 1 hour and 14 minutes to render. When the GTX570 it took 1 minute 16 seconds! I don't think that's fast enough. :D

Off to do the Open CL fix.
 
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Of course I messed up my Open CL framework! Not sure what I did wrong. Luckily I had a backup and just booted into FireWire Target Mode and fixed it and reran permissions. Open CL is working now. Whew.
 
I just ordered an N680GTX Twin Frozr 4GD5/OC for my 5,1 Mac Pro. I realized after I placed the order that it is an OC version

Will this work with stock power? The pictures I saw seem to indicate is has 2 x 6 pin.

The item is on back order so I have time to cancel. Sorry for the newbish question.
 
I just ordered an MSI N680GTX Twin Frozr 4GD5/OC for my 5,1 Mac Pro. I realized after I placed the order that it is is an OC version

Will this work with stock power? The pictures I saw seem to indicate is has 2 x 6 pin.

The item is on back order so I have time to cancel. Sorry for the newbish question.
 
I just ordered an N680GTX Twin Frozr 4GD5/OC for my 5,1 Mac Pro. I realized after I placed the order that it is an OC version

Will this work with stock power? The pictures I saw seem to indicate is has 2 x 6 pin.

The item is on back order so I have time to cancel. Sorry for the newbish question.

OC cards are fine, as long as they have 2 6-pin connectors. There's a long discussion going on about PCIe power in one of the 7970 threads, but all you need to know is that it's perfectly safe to run a card that uses 2 6-pin connectors. The TDP of the 680 is quite low (190W if I remember correctly) so there's still a bunch of OC headroom before you hit the 225W mark.
 
OC cards are fine, as long as they have 2 6-pin connectors. There's a long discussion going on about PCIe power in one of the 7970 threads, but all you need to know is that it's perfectly safe to run a card that uses 2 6-pin connectors. The TDP of the 680 is quite low (190W if I remember correctly) so there's still a bunch of OC headroom before you hit the 225W mark.

Thank you very much!

I have been cramming research the last few days reading as many threads here as possible and wanted to get this card ordered so it can be included in my fiscal year 2012 writeoff.

I was sure it was 2 x 6 pin but recently saw a review (Guru of 3D) of the 2gb version that mentioned 6 and 8 pin connections. They say that right under a picture that shows 2 x 6 pin.

http://www.guru3d.com/articles_pages/msi_geforce_gtx_680_twinfrozr_iii_oc_review,3.html

The GeForce GTX 680 has a maximum board power consumption of 195 Watts, you'll need to power the card with one 6-pin and one 8-pin PCIe PEG lead from your power supply. We recommend a 550 power supply to start with, with one card of course. MSI is using the stacked connector design NVIDIA is using on their reference boards.

I saw posts on this forum mentioning this card is 2 x 6 pin. Of course this would all be easier to confirm if the manufacturer sites had more detailed info. Manufacturer pics seem to show 2x 6 pin.

http://media.msi.com/main.php?g2_itemId=81338
 
I'd be interested to hear if the HDMI audio works. I'm looking to get a GTX 680 when I can find a vendor that has a 2 x 6 pin with 4gb in stock. It would be nice to have working audio with HDMI (in OSX or Windows) because I watch NBA league Pass on my 46" in the living room.

The audio does indeed work in Windows. As for OS X you can install this extension, straight forward install. Refer to thread: https://forums.macrumors.com/threads/1499797/
 
If I have 670 that has one 6 pin and one 8 pin, do I have to use an external power supply to put this in my 3,1 Mac Pro or can I use a 6 to 8 pin adapter?
 
If I have 670 that has one 6 pin and one 8 pin, do I have to use an external power supply to put this in my 3,1 Mac Pro or can I use a 6 to 8 pin adapter?

This topic has been getting beaten to death in this forum section lately. The short version is that you're in a gray area and there is no definitive answer.
 
So for the most part is the best card in the 350-400 range for video/pictures editing applications (Adobe/Final Cut etc) the GX670?

I have a Mac Pro 4.1 which I have just started upgrading to be my main desktop and still have the stock GT120 which doesn't work with Adobe's mercury engine and is a really dated card in general. So I have been looking at getting the GX670. I mainly work with Adobe Premiere Pro and Apple Motion/After Effects. I do some gaming so I like to have a GPU that can still run any games with ease.

Any thoughts?
 
So for the most part is the best card in the 350-400 range for video/pictures editing applications (Adobe/Final Cut etc) the GX670?

I have a Mac Pro 4.1 which I have just started upgrading to be my main desktop and still have the stock GT120 which doesn't work with Adobe's mercury engine and is a really dated card in general. So I have been looking at getting the GX670. I mainly work with Adobe Premiere Pro and Apple Motion/After Effects. I do some gaming so I like to have a GPU that can still run any games with ease.

Any thoughts?

Yes, the GTX 670 sounds like a fine choice.
 
I got the GTX 670 FTW installed tonight in my 2009 Mac Pro along with the new SSD and upgraded the ram. Here are a few benchmarks of the new setup. I was also able to get Cuda and OpenGL to play nice with all my Adobe CS6 apps. So now I am able to run the Mercery Playback Engine GPU Acceleration (Cuda) in Premiere Pro.

Dustin
 

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Well, folks I am at a standstill right now with the GTX 470 when it come to Final Cut Pro X. Final Cut simply does not like this card at all. Crash after crash after crash. Full system freeze after freeze after freeze.

Always these errors.
NVDA: Unable to use shared channel!
NVDA: Calling glrKillClient for task
Or
NVDA(OpenGL): Channel timeout!
NVDA(OpenGL): Channel exception! exception

I have no idea if this problem will be resolved with OS X 10.8.3, so I'm looking into a new path for the new year. I need to be able to run Final Cut Pro X and DaVinci Resolve reliably. I also use Motion and After Effects.

My options are...
1. Buy an ATI 5870 from Apple (or aftermarket) and then put the GTX 470 in an external GPU expansion box like the DynaPower.
2. Buy a GTX 570 or 670 and hope that it doesn't have the same problems as the 470. Then put the 470 in the external box for more Resolve power.
3. Buy an aftermarket ATI/AMD card that is better than the 5870 and use the 470 in the eternal box.

Current config is:
Mac Pro 3,1
GTX 470 in slot 1
ATI 2600 in slot 2

Thoughts?
 
Do you have access to the 10.8.3 seed builds?

Edit: To be clear, the Apple release notes specifically mention "Graphics Drivers" which typically means there's a substantial update coming.
 
10.7.5 built-in drivers 295.10.20f01?

I know Lion is a bit old but...I just erased and did a fresh install of 10.7, and combo update to 10.7.5...and I noticed the built-in Nvidia drivers (295.10.20f01) seem to be newer than the 10.7.5 download on Nvidia's website (295.00.05f03). Stranger still is the 295.10.20f01 version is essentially nonexistent online (just try googling it).

Asgorath (or anybody), any ideas what that's all about? Did Apple quietly update the 10.7.5 combo updater (perhaps recently) and nobody noticed? Am I misinterpreting the version numbers, or am I otherwise missing something? :confused:

Thanks!
 
I know Lion is a bit old but...I just erased and did a fresh install of 10.7, and combo update to 10.7.5...and I noticed the built-in Nvidia drivers (295.10.20f01) seem to be newer than the 10.7.5 download on Nvidia's website (295.00.05f03). Stranger still is the 295.10.20f01 version is essentially nonexistent online (just try googling it).

Asgorath (or anybody), any ideas what that's all about? Did Apple quietly update the 10.7.5 combo updater (perhaps recently) and nobody noticed? Am I misinterpreting the version numbers, or am I otherwise missing something? :confused:

Thanks!

No, the NVIDIA drivers tend to be XXX.00.00 or XXX.00.05 etc, while the Apple versions have a non-zero minor version number. FWIW there's a second version number that is higher with the NVIDIA driver than the stock Apple driver, you should be able to find that by right-clicking on the driver and selecting "Get Info" if I remember correctly.
 
Asus GT 610 on MacPro3,1 (Early 2008) running Mac OSX Mountain Lion 10.8.2:
- Works perfectly with nVidia web drivers.
- MacPro doesn't boot with stock Apple drivers.

I can confirm this combination works. I just purchased a Zotac GT 610 Zone Edition and ran into a reboot loop with just the stock 10.8.2 drivers, but a solid boot (no boot screen however) with the nVidia web drivers.

A nice boost over my stock ATI 2600 with the added bonus of passive (silent) cooling. It might not be the powerhouse that some of these 500 and 600 series cards are, but it works great for me!
 
No, the NVIDIA drivers tend to be XXX.00.00 or XXX.00.05 etc, while the Apple versions have a non-zero minor version number. FWIW there's a second version number that is higher with the NVIDIA driver than the stock Apple driver, you should be able to find that by right-clicking on the driver and selecting "Get Info" if I remember correctly.

Ah I think I see...the Get Info version of the built-in one is 7.12.9 and the Nvidia download is 7.33.0...so if I understand correctly,

295.10.20f01 v7.12.9 (built-in) is older
295.00.05f03 v7.33.0 (Nvidia download) is newer

Wow that's confusing!
 
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