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This is very helpful. that explains a lot as well. I was getting a bit confused with what was what. I have a mac pro 1.1 running 32 bit so I think the 4870 is a good choice. I will check out these other cards you mentioned as well.
Also 666Sheep is that the same card as this one?
http://www.ebay.de/itm/Grafikkarte-...er_Computer_Graphikkarten&hash=item519af482b6

I live in Germany.

thanks again for the info. You saved me a load of time.

- Bhang
 
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Notice, that Applecrapcanix (tribute to Dave ;)) asks double price for it (flashed).

I prefer "CrappleMePantix" but close enough.

And I am at a disadvantage, my identity seems to be known yet I don't know yours.

The reason I recommend the XFX ZHxx and Zfxx cards is that they are the ONLY ones in the 1 Gig size that have dual display in 10.5.8. The 512 Meg reference cards do but the XFX 1 Gigs are the only ones that did in that size. For most people this is no biggie, but there are a few Die Hard Leopard fans out there.

The Retek cards are nice because they are new and Warren tries hard to only ship solid cards.
 

Yes, this is correct one (linked version is from Dell or HP workstation IMO).

You can look for this version too: https://forums.macrumors.com/posts/13559418/

And I am at a disadvantage, my identity seems to be known yet I don't know yours.

Uh, it seems to be downside of being a living legend of the flashing scene ;) :)
But seriously: I'm a SD and Aquamac forums member and flashing is my little hobby (when I have time and interesting card to flash).
And to be fair: My name is Adam :)
 
I know this is the wrong hardware forum and also bumping an old topic, but you guys seem to be pretty clued up with regards to my query, so here goes.


I'm running a 2011 macbook pro w/ 6750M 1gb

Apple just spec bumped the macbook pros to be on a 6770m w/ 1gb.

My research has led me to believe that these 2 cards are identical, at least as far as hardware is concerned. The only difference is the firmware having faster clock speeds.

I'd like to be able to flash my card to a 6770m firmware or even my own custom firmware with higher clock speeds or 6770 speeds and undervolt which has proven to be stable.

Anyways I have never tried anything like this before and have had limited (ie none at all) success with finding ROMs, I suppose its possible I could go to an Apple store and make a ROM for the newer card... sneaky sneaky...

But yeah, any advice from the people posting in this thread would be greatly appreciated.
 
Mac Pro 2,1 (10.6.8) HD 6870 (687A-ZDFC)

Hi!
I'm Using
1. Mac Pro 2,1 ( 8-core OS X 10.6.8) HD 6870 1 GB (687A-ZDFC). No modifications OS and card.
Xbanch and SmallLuxGPU working fine. Apple DVD player crashed.
* all video port operate.



2. Zeus 2.8 (6000series.app)

I do so:
1. boot Windows XP > GPU-z > save ROM to hdd
2. boot OS > Zeus > Firmware > Select Card: HD6870 1G > Browse file rom > Add EFI > save new rom file to hdd
3. Boot windows XP > ati_winflash_2.0.1.14> Program ROM > successful

4. reset Mac Pro. reset SMC. Reset PRAM
5. Nothing change.
No apple bootscreen. In profile system still name ATI Radeon HD NI40

6. ???

When try ZEUS FLASH:

Flash: "Flash Aborted! Possible cause: ROM already identical to card firmware or card simlpy not compatibile with ZEUS".

Overlock:
Closk Speed: "Can't get paragraph 3 of "". (-1728)
Information: "Card not supported or fund"

Driver:
Do you need diver patch? CHECK: crash...
Exception Type: EXC_BREAKPOINT (SIGTRAP)
Exception Codes: 0x0000000000000002, 0x0000000000000000
Crashed Thread: 0 Dispatch queue: com.apple.main-thread

Application Specific Information:
*** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[NSCFString bytes]: unrecognized selector sent to instance 0x60a6f0'
*** Call stack at first throw:


Is it possible to help?
 

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So I understand that there is no chance ...

DVD crashed a wine that is 32bit EFI?

Can I boot a Mac Pro 2.1 with USB Drive EFI 64 bit?
 
Sorry I do not understand?

If you think about this crash the DVD I used for this new flash and the flash and the original is the same: (I do not see the difference.
 
Very funny...
Please explain what you mean?
As I wrote made ​​a lot of flash sposobówefekt always the same. So nothing changes.
 
OK. I'm sorry. I'll try once again.
@Cindori says "You have to flash back the 6870. You can't use it while flashed."

I don't understand what exactly he means?
Earlier I tried to ask:
1. Does DVD player always crash with this Mac Pro 32bit EFI + HD6870? (Even not modified?)
2. Well, I understand that there is no chance for this Mac Pro & HD6870?
 
OK. I'm sorry. I'll try once again.
@Cindori says "You have to flash back the 6870. You can't use it while flashed."

I don't understand what exactly he means?
Earlier I tried to ask:
1. Does DVD player always crash with this Mac Pro 32bit EFI + HD6870? (Even not modified?)
2. Well, I understand that there is no chance for this Mac Pro & HD6870?

I agree this is a bit confusing, since you are describing phenomena (eg DVD Player crashing) that you would normally experience with an unmodified 6870 card running in a 32-bit EFI MacPro (Mac2,1).

However, you have modified your card with ati_winflash_2.0.1.14, and (in his trademark telegraphic style) Cindori is advising you to restore the old ROM image (heaven help you if you didn't save it.)

BUT I don't see that restoring the original image will help with the problems you describe - they seem to be (at this time) an unavoidable consequence of running a 6870 under 32-bit EFI.
 
Right



Your DVD Player crash. The reason is this:
6870 must either be flashed or you must install Aty_init (injector) to avoid this


You chose to flash. You encountered another problem (black screen). The reason is this:
The firmwares for 6870 are (right now) only 64-bit EFI. They can not be used for running in Mac Pro 2.1. You can not make your Mac Pro 2.1 run 64-bit EFI (yet).


You are left with following alternative to run your 6870 in your Mac Pro 2.1 without having DVD Player crash on you:
Install injector (Aty_Init)

But first, you must flash back your card to it's original PC BIOS firmware. So I hope you saved it before flashing.

Injector link can be found on netkas.org.

Let's make a guide for you:

1. Flash back 6870 to PC firmware
2. Go to netkas.org and search for 6870 injector
3. Install it and reboot
4. ???
5. PROFIT
 
You are left with following alternative to run your 6870 in your Mac Pro 2.1 without having DVD Player crash on you:
Install injector (Aty_Init)

But first, you must flash back your card to it's original PC BIOS firmware. So I hope you saved it before flashing.

Injector link can be found on netkas.org.

Thanks for the extra info. That's a Lion-only solution, no? mariusz1 didn't say which OS he was on.
 
no he's on 10.6.8 which acts the same afaik. also applies for 10.6.7 (+driver pkg)

First lines of Netkas' latest post re:aty_init says "Only for Lion", reiterated in the comments. So unless I'm missing something or you've got some additional info - entirely possible! - this won't help mariusz1 on 10.6.8.

Otherwise I'd be there myself in a heartbeat, since I've got the usual issues + Aperture 3.2.1 deal-killers on 10.6.8 with my OOTB 6870.
 
First lines of Netkas' latest post re:aty_init says "Only for Lion", reiterated in the comments. So unless I'm missing something or you've got some additional info - entirely possible! - this won't help mariusz1 on 10.6.8.

Otherwise I'd be there myself in a heartbeat, since I've got the usual issues + Aperture 3.2.1 deal-killers on 10.6.8 with my OOTB 6870.

Hey Einstein, you must work for Fox News.

You are taking something COMPLETELY 100% OUT OF CONTEXT.

That whole post is about 6970 which is a special set of drivers for the 6970 (note that 6870 is NOT = 6970.)

The 6970 drivers MUST be used in Lion.

Please,PLEASE don't post anything unless you know what you are talking about.
 
Hey Einstein, you must work for Fox News.

No need to be insulting. I thought I was being deferential enough to avoid your wrath. Sheesh, there's no pleasing you, man, it always ends this way.

I was just trying to parse ALL the posts in netkas' blog re:aty_init and what recent updates might have enabled complete 6870 support under 10.6.8. No point relying on month's old info when there are more recent updates. That's why I thought you might have additional info.

don't post anything unless you know what you are talking about.

If that was the case we'd never see any questions on this forum - only "experts" debating each other.
 
The "people helping each other" model only works if the people who actually know the answers are the ones to answer the question.

The way a forum like this is supposed to work is that a person using a piece of hardware runs into a situation where they don't know how to get their desired result. They post a question here.

Then, someone who has been in the same spot or used the same hardware in a similar situation recognizes the problem and posts info that is from THEIR OWN PERSONAL EXPERIENCE. They "know" what worked because they have been in same spot, and found a working solution.

It can't work if everyone feels free to offer a helpful "suggestion" based on something they thought they read somewhere once, or their Uncle Clem told them after drinking a quart of "Old Overcoat", or words of wisdom read from a shampoo bottle.

When everybody feels happy to cloak their opinion (or guess) as an "answer", you end up with chaos and an inability for anyone to get actual help.

Enough typewriters, enough monkeys and you get Shakespeare ! "What lite threw yonder Windows brakes !"
 
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don't worry audio_inside. i still love u.:apple:

as rom is saying, netkas spits out a new aty_init for basically every new card/driver combo, thus u have to track each individual aty_init version to get a hold of relevant comments/experiences.
 
u have to track each individual aty_init version to get a hold of relevant comments/experiences.

Yep, that's what I'm trying to do, based on your advice:

You are left with following alternative to run your 6870 in your Mac Pro 2.1 without having DVD Player crash on you:
Install injector (Aty_Init)

So still working backwards on netkas.org looking for correct version of aty_init that will get DVD player working on a 6870 in a Mac2,1.

UPDATE: Found here. DVD Player works ;-) but doesn't fix my Aperture rendering issues, and I'm now getting the occasional GPU fault.
 
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