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[Eng] GIGABYTE BIOS hack subverts NVIDIA SLI certification, sticks it to the man

12068 Views 60 Replies 41 Participants Last post by  lordikon
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When NVIDIA announced support for SLI on motherboards sporting Intel's X58 chipset, there was something of a hidden catch -- manufacturers needed to pay to become "certified." Yes, you might have thought all you needed was a pair of parallel PCI-E slots and couple of matching video cards to get your SLI on, but non-certified boards find themselves shunned by NVIDIA graphics hardware. However, where there's a will there's usually a way, and for at least one of those woefully illegitimate mobos there's a workaround. GIGABYTE didn't bother to get certification for its EX58-UD4 motherboard, but it did for the EX58-UD4P, and it turns out the same BIOS works on both. Naturally it takes a little extra work to get the wrong version up in the right EEPROM, but the read link has all the details you need to re-flash with finesse.



http://www.engadget.com/2009/03/19/g...tion-sticks-i/

sounds pretty cool if you ask me that they can get around stuff. But nvidia FORCING boards to pay a license fee??? maybe they should just send th e board owner a links stating "if you want sli on an older x58 board, you can buy the license for $XX amount of money [has to be reasonable of course] But still pretty cool if you ask me.
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Naturally it takes a little extra work to get the wrong version up in the right EEPROM, but the read link has all the details you need to re-flash with finesse.

I am assuming it's just a standard BIOS flash
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Originally Posted by stumped
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sounds pretty cool if you ask me that they can get around stuff. But nvidia FORCING boards to pay a license fee??? maybe they should just send th e board owner a links stating "if you want sli on an older x58 board, you can buy the license for $XX amount of money [has to be reasonable of course] But still pretty cool if you ask me.

I believe NVIDIA charges $5 per motherboard for the SLI license.
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Originally Posted by stumped View Post
nvidia FORCING boards to pay a license fee???
I hate to be this guy in the thread, but nVidia's not FORCING anybody to do anything. You want there code (or whatevs) you pay the license fee to use it.

Now is it lame? yes.

Can't say for sure, but nVidia could possibly sell more video cards if gamers didn't have to buy specially certified boards to run SLI.
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hmm, cool!

Can you add the source link?
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Originally Posted by turbogeek View Post
I hate to be this guy in the thread, but nVidia's not FORCING anybody to do anything. You want there code (or whatevs) you pay the license fee to use it.

Now is it lame? yes.

Can't say for sure, but nVidia could possibly sell more video cards if gamers didn't have to buy specially certified boards to run SLI.
How dare you bring logical reasoning into this.
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Originally Posted by turbogeek View Post
I hate to be this guy in the thread, but nVidia's not FORCING anybody to do anything. You want there code (or whatevs) you pay the license fee to use it.

Now is it lame? yes.

Can't say for sure, but nVidia could possibly sell more video cards if gamers didn't have to buy specially certified boards to run SLI.
well what i meant by this was why do they have to be "new" boards? why can't nvidia offer like a license fee the user pays if they bought one of the earlier released boards that people bought.
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Originally Posted by DuckieHo View Post
I believe NVIDIA charges $5 per motherboard for the SLI license.

Is that $5 at the consumer level, or at production?
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Originally Posted by captthunderpnts View Post
Is that $5 at the consumer level, or at production?
Paid by the manufacturer before the board is sold... which leads to more expensive mboards for the consumer
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When i purchased my SLI/Xfire X58 the SLI version is the same price but the non SLI version has a $15 rebate. SO yeah Nvidia might charge the board manufacturers $5 but some time between there and when you purchase it that $5 turns into $10-$15 SLI fee because each business that touches it always wants MOAR!
It's not that bad. Nvidia has to charge as it not really their boards. So the so called $5 is for support. No need to get all worked up.
Source...???

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Since you are flashing your board with a different model BIOS, you cannot just use the BIOS QFlash utility or the Windows based @BIOS. Instead, you need to flash your UD4 board with a DOS BIOS flashing program called SPIFLASH - a quick Google reveals it is readily available online. Once you've downloaded the utility, you need to enter DOS mode with a boot disk and simply type in the command "SPIFLASH EX58UD4P.F6", then the BIOS flash update will proceed. Once you've rebooted and gone back into Windows, you'll have SLI support.

Remember that flashing your board with a different BIOS will more than likely void your warranty and do take care if you wish to try it out. Leave your results and comments over at our GIGABYTE tech support forum.

Source here....

http://www.tweaktown.com/news/11708/...ard/index.html
I believe this is the source (Engadget) of the OP's article. (S)he should add the link to their post.
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If you're brand new to the DIY PC building scene, you may think Intel chipset-based motherboard owners have always been able to run multiple Nvidia videocards in SLI. You'd also be wrong. It was less than six months ago that Nvidia officially announced it was licensing its SLI technology to several top-tier motherboard makers for Intel's X58 chipset, in exchange for a fee. So we can't imagine anyone over at Nvidia doing cartwheels when end-users find a way to enable SLI on non-SLI certified boards with a relatively simple BIOS hack.
http://www.maximumpc.com/article/new..._certification

nice hacking!

Note: Please delete if its a repost. Thanks!
Only works for Gigabyte x58 chipsets that don't officially support Sli right? (ie the UD4--->UD4P?)
Can this sort of hack be implemented on Gigabyte P45 boards with two PCIE slots?
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Originally Posted by DeadSkull View Post
Can this sort of hack be implemented on Gigabyte P45 boards with two PCIE slots?
Are you thinking what I'm thinking?


I doubt it will work for the UD3P because P45 doesn't have any Sli support, therefore no bios to hack.
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Originally Posted by DeadSkull
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Can this sort of hack be implemented on Gigabyte P45 boards with two PCIE slots?

no, the hardware isn't there to support it. in the X58 boards (SLI certified or not) there IS the hardware to support it. it just needs something to DRIVE that hardware (a specific bios code). P45 does not have that hardware.

alternatively, if you could solder on a NF200 chip...
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Originally Posted by T3h_Ch33z_Muncha
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no, the hardware isn't there to support it. in the X58 boards (SLI certified or not) there IS the hardware to support it. it just needs something to DRIVE that hardware (a specific bios code). P45 does not have that hardware.

alternatively, if you could solder on a NF200 chip...


:swearing: RAGE.

I don't understand why Intel was about to sue Nvidia for violating x58 license etc...having sli available only on i7 boards is a great way to push people to switch.
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Originally Posted by T3h_Ch33z_Muncha
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alternatively, if you could solder on a NF200 chip...


now that sounds like a project....or not
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