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08-06-2009, 12:58 AM
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#1
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Xtreme Enthusiast
Join Date: May 2004
Location: Kiev for temprry
Posts: 581
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SLI hack on Intel legacy chipsets (not X58)
Quote:
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Firewings [CCG] at Expreview forum (Chinese version) has figured out the way to get SLI support for its Asus Maximus Formula motherboard based on Intel X38 chipset, with one NVIDIA GeForce 8600GT and one GeForce GTX 260 graphics card.
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Source: EXPreview.com
Great news, little obsolete, but still interesting for people. Hope we get support for SLI rigs with E8600 >6.5GHz soon. 
Still, It's maybe possible to enable SLI with different GPU's, even on X58. There is no physical/tech limitations to such configurations.
Update:

For now, TechPowerUp forum member sveetsnelda made successful patch to ForceWare 190.62 winxp32bit driver to enable SLI on any chipset. Driver was tested on his system (ASUS P45 + two 9800GTX+) and by myself on P5B Deluxe P965 + two 6600LE so far.
We will make detailed HOWTO bit latter, together with better (more easy) patching process.
Little description for those who know what to do.
Hardcoded X58 chipset driver ForceWare version 190.62 (XP 32bit only ATM)
After driver unpack, put this file to C:\nvidia\displaydriver\190.62\english
http://www.xdevs.com/sli/nv4_mini.rar - 2.1MB
Then install as usual.
DSDT table must have valid SLIC X58 string.
To compare posting my own old single-card results:
3D'01: single card, QX9650 @ 4210MHz, 6600LE DDR3 640/640 : 33298
3D'01: SLI two cards, Q6700 @ 3000MHz, 6600LE DDR3 580/522 : 23650
3D'03: single card, QX9650 @ 4200MHz, 6600LE DDR3 660/670 : 10044
3D'03: SLI two cards, Q6700 @ 3000MHz, 6600LE DDR3 580/522 : 11087
3D'05: single card, QX9650 @ 4213MHz, 6600LE DDR3 646/660 : 3729
3D'05: SLI two cards, Q6700 @ 3000MHz, 6600LE DDR3 580/522 : 4975
3D'06: single card, Q6700 @ 3600MHz, 6600LE DDR3 580/585 : 1510
3D'06: SLI two cards, Q6700 @ 3000MHz, 6600LE DDR3 580/522 : 1808
Aqua: single card, QX9650 @ 4200MHz, 6600LE DDR3 670/670 : 71435
Aqua: SLI two cards, Q6700 @ 3000MHz, 6600LE DDR3 580/522 : 88185
HOWTO enable SLI article:
SLI hack article, revision 2.0
Added latest files, update FAQ, fixed minor bugs, updated list of people who tested SLImods.
Available and tested under XP 32bit, Vista 32/ Vista 64/ Windows 7 32/ Windows 7 64
__________________
Electronics engineering, custom hardware and parts. Place orders in PM
QX9650 @ 3.6GHz|10G|RAID5|2x20" Dell 2007FP S-IPS + 17" VX724 on top.
E5200|2G|1TB|24" Dell E248WFP TN
LN2: E8600@6610,QX9650@5700,X3050@4311,X3470@5060
Last edited by TiN_EOF; 10-13-2009 at 03:49 AM.
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08-06-2009, 01:04 AM
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#2
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Xtreme X.I.P.
Join Date: Nov 2002
Location: 臺北 (Taipei)
Posts: 31,271
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sli on amd chipsets too, sweet!
__________________
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Nvidia: Tesla C2050 and C2070 products (GT300) will retail for $2,499 and $3,999
JHH (Nvidia) sep 2009: The best way to always be the number1 is to have no backup plan link
JHH (Nvidia) nov 2009: Tolerance for failure is important, it puts our employees in a position where they are willing to try new ideas link
Solus Corvus - maybe things would get better if people addressed the content of each others posts instead of trying to discredit each other with insults and poisoning the well. Attack the argument not the person.
Hail Voltage! The Solution to AND Source of all our Hardware Problems
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08-06-2009, 01:07 AM
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#3
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www.hwbot.org
Join Date: Jan 2005
Posts: 3,855
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Can I say 'finally'
There's no explanation how to do it, though.
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08-06-2009, 01:07 AM
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#4
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Xtreme Enthusiast
Join Date: Feb 2007
Location: So near, yet so far.
Posts: 527
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There were board specific SLI hack way back then. This one just seems better. It just came late, and ppl are moving on, but one can go back of course. LOL.
Quote:
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It's maybe possible to enable SLI with different GPU's, even on X58.
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What do you mean by that?
__________________
flickr®
[My Files.rig:] M:/asusr2g.mob V:/nvgtx275.vid P:/inteli7920.cpu C:/cmhaf932.cas R:/gskill6gbnq.ram C:/corsairh50.wck P:/corsairhx850.psu
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08-06-2009, 01:09 AM
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#5
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Xtreme Mentor
Join Date: Jun 2005
Location: Glasgow U.K.
Posts: 3,302
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Id love to see the method to doing this. Even though... the PPC on 790I for 3D01, 03 might mean its still the better option if theres a 650FSB-capable NB
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Quote:
Originally Posted by T_M
Not sure i totally follow anything you said, but regardless of that you helped me come up with a very good idea....
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Quote:
Originally Posted by soundood
you sigged that?
why?
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08-06-2009, 01:11 AM
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#6
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Xtreme Enthusiast
Join Date: May 2004
Location: Kiev for temprry
Posts: 581
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labs23
I think it's not board or platform specified. On my point of view - it's needed just to disable chipset/videocard checks for nvidia driver (or return always approved setings) to get SLI everywhere.
SLI with different GPU's - I mean GTX 285 + GTX 295 for example, or 9800GTX+ with 9800GX2. and so on.
If that man got success with checks - maybe he will post mod guide available to everybody. I don't think it's difficult, the key is only to know what to do
__________________
Electronics engineering, custom hardware and parts. Place orders in PM
QX9650 @ 3.6GHz|10G|RAID5|2x20" Dell 2007FP S-IPS + 17" VX724 on top.
E5200|2G|1TB|24" Dell E248WFP TN
LN2: E8600@6610,QX9650@5700,X3050@4311,X3470@5060
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08-06-2009, 01:15 AM
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#7
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Xtreme X.I.P.
Join Date: Nov 2002
Location: 臺北 (Taipei)
Posts: 31,271
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wow, this means we will be able to run quadsli with 4 gtx285 cards! (even without nf200 on the board for the underground tweakers who read this  )
and tri sli with a gtx295 and gtx285! awesome!
could it be that nvidia did this cause they need some pr and attention?
__________________
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Nvidia: Tesla C2050 and C2070 products (GT300) will retail for $2,499 and $3,999
JHH (Nvidia) sep 2009: The best way to always be the number1 is to have no backup plan link
JHH (Nvidia) nov 2009: Tolerance for failure is important, it puts our employees in a position where they are willing to try new ideas link
Solus Corvus - maybe things would get better if people addressed the content of each others posts instead of trying to discredit each other with insults and poisoning the well. Attack the argument not the person.
Hail Voltage! The Solution to AND Source of all our Hardware Problems
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08-06-2009, 01:20 AM
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#8
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Xtreme Member
Join Date: Sep 2007
Posts: 190
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Wow, I really hope this is released to the public... I would love to stick another gtx275 in my rig!
__________________
Q9550 4ghz (475x8.5) 1.32v load (Megahalem Push/Pull)
Asus P5Q - Deluxe (m2102) 1.40v NB
4gb Crucial Ballistix Red (6-6-6-18 @ 1140mhz, 9.3gb/s read)
BFG GTX275 720/1475/1269 (1.18v, higher for benches.)
OCZ SXS 600w
Lian Li PC-7 (Small, Old 80mm version )
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08-06-2009, 01:20 AM
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#9
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Xtreme Enthusiast
Join Date: May 2004
Location: Kiev for temprry
Posts: 581
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I'm not sure if NV chips can get their MIO transfer via PCI-E. So I'd be little pessimistic about big GTX 295 setups :-D
__________________
Electronics engineering, custom hardware and parts. Place orders in PM
QX9650 @ 3.6GHz|10G|RAID5|2x20" Dell 2007FP S-IPS + 17" VX724 on top.
E5200|2G|1TB|24" Dell E248WFP TN
LN2: E8600@6610,QX9650@5700,X3050@4311,X3470@5060
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08-06-2009, 01:21 AM
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#10
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Xtreme Mentor
Join Date: Feb 2007
Location: Oxford, England
Posts: 3,028
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is it me or is he just using it as phys x and thats why its working.. :/
__________________
"Cast off your fear. Look forward. Never stand still, retreat and you will age. Hesitate and you will die. SHOUT! My name is…"
//James
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08-06-2009, 01:23 AM
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#11
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Xtreme Enthusiast
Join Date: Feb 2007
Location: So near, yet so far.
Posts: 527
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Quote:
Originally Posted by TiN_EOF
SLI with different GPU's - I mean GTX 285 + GTX 295 for example, or 9800GTX+ with 9800GX2. and so on.
If that man got success with checks - maybe he will post mod guide available to everybody. I don't think it's difficult, the key is only to know what to do 
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 , how did I missed that. Thanks man.
So if the guy succeeds, we'll probably end up with a hybrid SLI/XfireX platform? Hmmm...
__________________
flickr®
[My Files.rig:] M:/asusr2g.mob V:/nvgtx275.vid P:/inteli7920.cpu C:/cmhaf932.cas R:/gskill6gbnq.ram C:/corsairh50.wck P:/corsairhx850.psu
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08-06-2009, 01:40 AM
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#12
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Xtreme Member
Join Date: Apr 2007
Posts: 156
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This sounds good as this seems to be software base. For a moment I thought he modified the hacked X38 bio by HP Voodoo, but looks like this is software base! And if he can do it on X38, he can do it on X48 (Quad SLI yay)! Personally I disagree with the general claim that people have already move on to i7, my Q9650 is still kicking butt in terms of performance in gaming when compare to i7 920.
__________________
CPU: Intel Core 2 Quad Q9650 @ 4.05GHz / VID 1.15V / BIO 1.325V / Load 1.22V / LLC disable
HSF: TRUE Black + Scythe Ultra Kaze @ 1700rpm
MB: Asus Rampage Formula + Thermalright HR-05 SLI/IFX on NB + Enzotech CNB-S1L on SB / 450 x9 / 1:1 / BIO 0803
RAM: 8GB (4x2GB) OCZ DDR2 800 @ 900MHz / 5-5-5-18 / 2.2v / tRD 8
VGA: Evga 9800GX2 / 600 core / 1500 memory / 1000 shader
PSU: Corsair HX1000
HD: 4x Western Digital 1TB Black
-------------------------------------------- 3DMARK06: 21108 (result) | 3DMARK Vantage: P13541 (result) --------------------------------------------
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08-06-2009, 01:54 AM
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#13
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tl;dr
Join Date: Nov 2002
Location: Alberta, Canada
Posts: 17,404
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Quote:
Originally Posted by Jamesrt2004
is it me or is he just using it as phys x and thats why its working.. :/
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http://www.hwbot.org/signature.img?i...43&thumb=false
XPR's CPU score (dual GTX260's) is 2.7x that of this guy..
you cant SLI an 8600GT with a GTX260 even if you wanted to anyways I wouldnt think, extremely different architectures.
Last edited by STEvil; 08-06-2009 at 01:56 AM.
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08-06-2009, 01:55 AM
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#14
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Xtreme X.I.P.
Join Date: Nov 2002
Location: 臺北 (Taipei)
Posts: 31,271
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Quote:
Originally Posted by labs23
 , how did I missed that. Thanks man.
So if the guy succeeds, we'll probably end up with a hybrid SLI/XfireX platform? Hmmm...
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hmmmm unlikely, at least on vista its impossible...
in theory you could do that but it would require a hack to make the ati card looks like an nvidia card, without using the nvidia driver to address it... idk if thats possible...
so gtx295 wont work with this hack?
damn... :/
but we can probably run quad sli with any nvidia card right eof?
__________________
.
Nvidia: Tesla C2050 and C2070 products (GT300) will retail for $2,499 and $3,999
JHH (Nvidia) sep 2009: The best way to always be the number1 is to have no backup plan link
JHH (Nvidia) nov 2009: Tolerance for failure is important, it puts our employees in a position where they are willing to try new ideas link
Solus Corvus - maybe things would get better if people addressed the content of each others posts instead of trying to discredit each other with insults and poisoning the well. Attack the argument not the person.
Hail Voltage! The Solution to AND Source of all our Hardware Problems
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08-06-2009, 02:00 AM
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#15
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Xtreme Member
Join Date: Sep 2007
Posts: 190
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Yeah, wtf is with the 41k CPU score?
__________________
Q9550 4ghz (475x8.5) 1.32v load (Megahalem Push/Pull)
Asus P5Q - Deluxe (m2102) 1.40v NB
4gb Crucial Ballistix Red (6-6-6-18 @ 1140mhz, 9.3gb/s read)
BFG GTX275 720/1475/1269 (1.18v, higher for benches.)
OCZ SXS 600w
Lian Li PC-7 (Small, Old 80mm version )
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08-06-2009, 02:28 AM
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#16
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Xtreme Enthusiast
Join Date: Oct 2005
Location: Austria
Posts: 795
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Quote:
Originally Posted by Kain665
Yeah, wtf is with the 41k CPU score?
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seems like it's with physx.
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08-06-2009, 02:37 AM
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#17
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Xtreme Enthusiast
Join Date: Mar 2007
Location: England, United Kingdom
Posts: 995
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Yep that is the same sort of CPU score I get with Physx on my GTX280. Although 20K is a good P score, I only get 14.5K
John
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08-06-2009, 02:38 AM
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#18
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Xtreme Enthusiast
Join Date: May 2004
Location: Kiev for temprry
Posts: 581
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sayaa
I mean, if NV chips cant use PCI-E for SLI overhead transfer , how you connect three 295's together, w/o SLI bridges ? :-D
__________________
Electronics engineering, custom hardware and parts. Place orders in PM
QX9650 @ 3.6GHz|10G|RAID5|2x20" Dell 2007FP S-IPS + 17" VX724 on top.
E5200|2G|1TB|24" Dell E248WFP TN
LN2: E8600@6610,QX9650@5700,X3050@4311,X3470@5060
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08-06-2009, 02:39 AM
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#19
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Xtreme Enthusiast
Join Date: Nov 2007
Location: San Diego, CA
Posts: 813
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Holy cow, time to grab another GTX 275.  I'm wondering if anyone on this forum tested this to confirm.
__________________
1st Rig
CPU: Core i7 920 @ 4.2Ghz Mobo: eVGA X58 Classified CPU Cooler: Prolimatech Mega Shadow
GPU: Diamond HD4870X2 RAM: 3x2GB Corsair Dominator DDR3 1600 PSU: Corsair HX850W
Sound card: AuzenTech X-Fi Forte 7.1 HDD: OCZ Agility 120GB SSD OS: Windows 7 Ultimate x64
Display: 30" Dell UltraSharp 3007WFP-HC Speakers: Logitech Z-5500
2nd Rig
CPU: QX9650 @ 4.0Ghz Mobo: Asus Maximus Formula SE CPU Cooler: Thermalright Ultra 120 Xtreme
GPU: eVGA GTX 295 Co-op FTW RAM: 2x2GB G.Skill DDR2 1066 PSU: Corsair HX650W
Sound card: X-fi XtremeMusic HDD: 2TB OS: Windows XP
Display: 24" Dell UltraSharp 2407WFP Speakers: Logitech Z-5300
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08-06-2009, 03:44 AM
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#20
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Xtreme Member
Join Date: Sep 2007
Posts: 190
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Quote:
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we managed to enable SLI configuration in Directory Services Restore Mode.
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Excuse my ignorance, but what does DSRM do exactly?
__________________
Q9550 4ghz (475x8.5) 1.32v load (Megahalem Push/Pull)
Asus P5Q - Deluxe (m2102) 1.40v NB
4gb Crucial Ballistix Red (6-6-6-18 @ 1140mhz, 9.3gb/s read)
BFG GTX275 720/1475/1269 (1.18v, higher for benches.)
OCZ SXS 600w
Lian Li PC-7 (Small, Old 80mm version )
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08-06-2009, 03:47 AM
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#21
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Xtreme X.I.P.
Join Date: Nov 2002
Location: 臺北 (Taipei)
Posts: 31,271
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Quote:
Originally Posted by TiN_EOF
sayaa
I mean, if NV chips cant use PCI-E for SLI overhead transfer , how you connect three 295's together, w/o SLI bridges ? :-D
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no, i meant tri sli with a 295 and a gtx260 or gtx285
and sli CAN and DOES use the pciE for sli overhead and adjustments afaik...
i wonder if we can unlock more than 4 gpus to work in sli this way 
but i doubt it will work since you would need to render gpu*2 frames ahead at least, which means 10+ frames ahead... perf would be terrible
__________________
.
Nvidia: Tesla C2050 and C2070 products (GT300) will retail for $2,499 and $3,999
JHH (Nvidia) sep 2009: The best way to always be the number1 is to have no backup plan link
JHH (Nvidia) nov 2009: Tolerance for failure is important, it puts our employees in a position where they are willing to try new ideas link
Solus Corvus - maybe things would get better if people addressed the content of each others posts instead of trying to discredit each other with insults and poisoning the well. Attack the argument not the person.
Hail Voltage! The Solution to AND Source of all our Hardware Problems
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08-06-2009, 03:48 AM
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#22
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Xtreme X.I.P.
Join Date: Nov 2002
Location: 臺北 (Taipei)
Posts: 31,271
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Quote:
Originally Posted by Kain665
Excuse my ignorance, but what does DSRM do exactly?
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some sort of safe mode i assume...?
it probably disables some certrificate checks...
__________________
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Nvidia: Tesla C2050 and C2070 products (GT300) will retail for $2,499 and $3,999
JHH (Nvidia) sep 2009: The best way to always be the number1 is to have no backup plan link
JHH (Nvidia) nov 2009: Tolerance for failure is important, it puts our employees in a position where they are willing to try new ideas link
Solus Corvus - maybe things would get better if people addressed the content of each others posts instead of trying to discredit each other with insults and poisoning the well. Attack the argument not the person.
Hail Voltage! The Solution to AND Source of all our Hardware Problems
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08-06-2009, 04:41 AM
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#23
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Xtreme Member
Join Date: May 2009
Posts: 289
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Nice, though I wonder if NVIDIA found about this hack what will be the outcome.
Anyway, I hope this hack works for AMD boards as well. That will solve the problem of AMD users who wants SLI on AM3/DDR3 boards.
__________________
PC1:

PC2:
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08-06-2009, 04:57 AM
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#24
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Xtreme Addict
Join Date: Dec 2008
Location: Sweden, Linköping
Posts: 1,658
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Quote:
Originally Posted by saaya
wow, this means we will be able to run quadsli with 4 gtx285 cards! (even without nf200 on the board for the underground tweakers who read this  )
and tri sli with a gtx295 and gtx285! awesome!
could it be that nvidia did this cause they need some pr and attention? 
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Imo Nvidia realised how terrible dumb they were to on let a card with the same GPU... erm sorry with the right "sticker" to be able to do SLI.
GTX260/275/280/285/295 all is based on the same chip with different binning(?) so SLI should be possible.
Atleast that's what I love about AMD, the sticker doesn't matter it's the GPU under the hood.
__________________
Nvidia GT300 yields are under 2%
Quote:
Originally Posted by Chickenfeed
I am adding awesomeness funtionallity to life and your name must be Chickenfeed for it to function. 
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CPU: Phenom II X2 550BE @ X4 B50
Clock: 3600MHz 1.4v 24/7 crunching stable
Memory: 2x2GB 1333MHz 6-6-6-18-24-1T
Motherboard: MSI 790FX-GD70
GPU: ASUS HD5850 1GB
AMD Forum
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08-06-2009, 05:31 AM
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#25
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Xtreme Member
Join Date: Feb 2008
Location: Argentina
Posts: 377
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Wow that´s good news     I wanna get 2 GTX 275 on my Maximus Formula!!!! But like usualy, the hack bios, hack drivers are not online!!!  If anybody know were I can find this thinks, just let me know :p
Nice info
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