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cripy
07-10-05, 01:55 AM
I got this
http://www.elitelan.net/oc.jpg

that far, I tried 4.000 @ 1.8volts and it wont load windows, any advice so I can hit 4ghz?

ropey
07-10-05, 07:06 AM
The general recommendation is to not put more than 1.7v through any Northwood (yes, Gallatin is a Northwood based core ), however there are those here that argue that the Gallatin's extra cache loves voltage, and there are also those that have put 1.8-1.9v through their EE's. Plenty do, it's just not recommended for longevity. And, theoretically, above a certain vcore (~1.75v, I believe it has been determined), electron migration will start to occur thus phase change is useful after this voltage.

What RAM are you using? If you're in 1:1 CPU:RAM, then that will be great actual performance by the RAM, but it's probably maxed out at those timings. Loosen them up and see if you can't push a little further. If you're at 5:4 then it is likely you are at your wall. Remember also with that 2MB L2 cache, your chip @ 3.85 with 1.7v should easily outperform a Prescott at 4.1GHz.

Good luck,

R

cripy
07-10-05, 09:03 AM
ram is at 1:1 I beleive

TechtonicPC
07-10-05, 09:59 AM
I agree with not setting the vcore any higher, and would guess that your ram is the bottleneck at this point.

What ram are you using and what timings?

I would suggest loosening your ram timings and changing your divider to 5:4 like Ropey suggested.

Post your CPUz with the memory page also.

cripy
07-10-05, 10:40 AM
http://www.elitelan.net/memory.jpg

this is not overclocked, stock

TechtonicPC
07-10-05, 12:44 PM
this is not overclocked, stock

Need to see that CPUZ as you are running Overclocked. Regardless I would try a different divider and see if you can push farther.

cripy
07-10-05, 04:45 PM
here is a stupid question, how do I raise the divider?

ropey
07-10-05, 05:11 PM
here is a stupid question, how do I raise the divider?

In your BIOS Page 1 Look for "Advanced Chipset Features"
http://pictureposter.allbrand.nu/pictures/Ropey/bios1.jpg

In your "Advanced Chipset Features" Section Look for "Memory Frequency For"

http://pictureposter.allbrand.nu/pictures/Ropey/bios2.jpg

Settings are:

Auto
266 = 3:2
333 = 5:4
400 = 1:1

hth,

R

cripy
07-10-05, 05:15 PM
ahh that was probably holding me back I left it on auto.

ropey
07-10-05, 08:07 PM
here is a stupid question
There are no stupid questions....

Only stupid answers . . . and I have plenty of 'em :p

For maximum overclocking, set the divider to 3/2 which will sacrifice memory bandwidth for stability, but will allow you to pump up your CPU's system bus to the highest obtainable without hitting the ram's overclocking ceiling.

Take 'er up...

cripy
07-10-05, 08:11 PM
as soon as this dvd is done..... anyway yea when I am done with what I am doing ill start to overclock again!