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nvidiaOCmaster
10-03-06, 05:57 PM
Im trying to compile a list of pencil mods for a friend. Anyone know of any?


1. 6600GT pencil mod: Swipe a #2 pencil over pin "R37" which is top of the card.
2. 6600 - R87 located on the top of the card under and slightly to the left of the gpu.
3.7900GT mem voltage mod: # 2 pencil over resistor 01B
4.7900GT Core mod: D508 and D511, strkie a # 2 between them a few times, no more than 4 and dont press too hard.( Heres a full guide to this mod http://www.computerpoweruser.com/Editorial/article.asp?article=articles/archive/c0608/25c08/25c08.asp&guid= )

WARNING!!!!

I just tried this on a friends rig(with her permission of course) and the card went up in smoke!! MAKE SURE YOU KEEP THE VOLTS UNDER 1.59 WITHOUT PROPER COOLING!!!! It handled everything up to there on stock cooling but then it crapped the bed.

5.http://sg.vr-zone.com/index.php?i=760 9800 XT ccore mod
6. Core and memory for 9700 pro http://www.xbitlabs.com/articles/video/display/radeon9700pro-overclocking.html
7. GeForce4 Ti4400 http://www.xbitlabs.com/articles/video/display/visiontek-gf4ti4400.html

P5N32-SLI v droop mod
on the Asus P5ND2-SLI motherboard, there is a small chip with a > sign on it, from the bottom right, 4 pins m break a peice of lead off betweeb 4 and 5, im currently looking for the pic to this mod, but it works, I did it myself.

ASUS P5W64 WS Pro memory mod

http://sg.vr-zone.com/?i=4060

Asus P5N-SLI CPU vdroop mod

same as the P5N32-SLI, tested by me today. Before: Voltage in BIOS 1.4000 Voltage in CPUZ-1.3 AFTER: Bios-1.400 CPUZ-1.39

sephiroth_749
10-03-06, 07:24 PM
have you tried googling for any?

nvidiaOCmaster
10-03-06, 08:56 PM
yea, im working on a list right now

fireandice
10-03-06, 10:14 PM
6600 256mb. i had a chantech did the R87 located on the top of the card under and slightly to the left of the gpu.

someone check this. i was able to oc the card past 450mhz 550 after the pencile mod but when i used a var. ohm resistor i dident set it right and killed the card.

eobard
10-04-06, 12:48 AM
When it's ready, and others have had a chance to double check the data, I'll sticky it. If you'd like me to double check each item on your list I will but you'll need to provide me with one of every card/board that can be modded, make it 2 or 3 of each so I can double check my facts. ;)

nvidiaOCmaster
10-04-06, 05:20 PM
6600 256mb. i had a chantech did the R87 located on the top of the card under and slightly to the left of the gpu.

someone check this. i was able to oc the card past 450mhz 550 after the pencile mod but when i used a var. ohm resistor i dident set it right and killed the card.


thats right :) I had the same card, and performed the same mod.

I found some stuff on the X800 models, but it requires alot of modding, ill put it in last, cuz ill have to write up on it a little.

Vipersfate
10-04-06, 05:58 PM
What does the one on the 6600GT Acheive?

nvidiaOCmaster
10-04-06, 06:04 PM
What does the one on the 6600GT Acheive?

Increased voltage for one. It also removed the artifacts I would get before when going past 640. I also couldnt go there without failing the test. It passes it now without even disabling it.

Vipasnipa
10-04-06, 09:35 PM
Pencil mod for the ram voltage on the 7900GT?

nvidiaOCmaster
10-05-06, 10:23 AM
Pencil mod for the ram voltage on the 7900GT?


Ive seen it done, ill look into it for ya. Schoolwork is a bitch latley, ive hardly had any time for this, ill get to it tommorow night.

nvidiaOCmaster
10-06-06, 12:27 PM
ok its the weekend, tonight im hitting google hard.

nvidiaOCmaster
10-11-06, 01:27 PM
Dont delete this thread, I havent forgotten, im just really busy.

nvidiaOCmaster
10-13-06, 01:46 PM
Im currently working hard on it. Ive fond alot of good ones @ VRzone

CPUonNO2
10-17-06, 10:59 AM
6600 256mb. i had a chantech did the R87 located on the top of the card under and slightly to the left of the gpu.

someone check this. i was able to oc the card past 450mhz 550 after the pencile mod but when i used a var. ohm resistor i dident set it right and killed the card.

Does this work on the AGP card or the PCI-E, or both?

nvidiaOCmaster
10-18-06, 09:03 AM
Does this work on the AGP card or the PCI-E, or both?

Most likley both, the PCB is identical.

RIG RIDER
11-11-06, 08:19 PM
Pencil mod for the ram voltage on the 7900GT?
http://www.ocforums.com/showthread.php?t=454737
http://endeavorquest.net:8880/7900GT_VM/index.htm