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Old 06-24-2006, 10:06 PM   #1 (permalink)
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Default Wire Trick

I have read about the 'Wire Trick' but have been unable to find a tutorial on how to do it. I have a Biostar M7NCD motherboard (not pro) and wish to increase the voltage to my CPU (it is currently 1.65v) to see what I can overclock it to. Can anyone point me in the right direction or even better tell me exactly what to do please.



AMD Athlon XP, 1917 MHz (11.5 x 167) 2600+ Barton
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Old 06-24-2006, 11:20 PM   #2 (permalink)
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To me it seems like you should be able to raise the FSB more, without raising the voltage. Since the 2600+ Barton core is around 1900MHz stock it should overclock more than just around 15MHz without changing the voltage.

Specs list of different AMD Athlon XP's using the Barton core.
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Old 06-24-2006, 11:25 PM   #3 (permalink)
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in order to change the voltage you have to go into the BIOS, but like mrjack said you should't have to up the voltage just yet.
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Old 06-24-2006, 11:33 PM   #4 (permalink)
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Some Athlon XP's are known not to be very "overclocker friendly", and some of them need significant voltage increases in order to see a fairly good overclock. However you should be able to raise the voltage in your BIOS, and you shouldnt have to manually tweak the board in order to raise it.
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Old 06-25-2006, 02:17 AM   #5 (permalink)
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Try and overclock without raising the vcore first.

I got my Athlon XP 2800+ (2083@166x12.5) up to an Athlon XP 3200+ (2200@200x11.0) without needing to raise my vcore at all.
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Old 06-25-2006, 02:17 AM   #6 (permalink)
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Try and overclock without raising the vcore first.

I got my Athlon XP 2800+ (2083@166x12.5) up to an Athlon XP 3200+ (2200@200x11.0) without needing to raise my vcore at all.
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Old 06-25-2006, 12:36 PM   #7 (permalink)
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I got my 1800+ (~1530-1533@133x11.5) up to an Athlon XP 2500+ (2040@177.7x11.5), 2562+ to be exact. And all that without raising the Vcore at all.

The 2562+ was calculated using the following formula:

1500+(2041-1333)x1.5=2562

The nearest ratings to that used are 2500+ and 2600+, but it's "rounded" downwards.

A little bit of regedit and voila! The AMD Athlon XP 2562+


EDIT:

And here's a "p-rating" calculator for AMD Athlon XP's.
And the pin-mod guide.
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Old 06-25-2006, 02:07 PM   #8 (permalink)
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I cant change the voltage in the Bios for this motherboard (M7NCD). I increased the FSB to 180 which gave me 2080mhz but it kept crashing. Its running at 170fsb giving me 1955mhz at the mo and is ok. Will try to bump it up a little. Maybe i need a better heatsink and fan before i carry on??? Would still like to know how to do the wire trick.
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Old 06-25-2006, 02:11 PM   #9 (permalink)
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Quote:
Originally Posted by kingdt
I cant change the voltage in the Bios for this motherboard (M7NCD). I increased the FSB to 180 which gave me 2080mhz but it kept crashing. Its running at 170fsb giving me 1955mhz at the mo and is ok. Will try to bump it up a little. Maybe i need a better heatsink and fan before i carry on??? Would still like to know how to do the wire trick.
That depends on te current temperatures. Either go into BIOS or download SpeedFan/Everest and tell us what your CPU temp is. If it's already on the low side, than a new heatsink/fan wouldnt make much of a difference.
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Old 06-25-2006, 02:19 PM   #10 (permalink)
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You should try raising the FSB 2-3MHz and boot up and see if you get any crashes. My comp could boot up with the FSB at 180 but it wasn't stable, 185 it wouldn't boot at all. Found that 177MHz was the stable point.
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