My phenom II x2 555BE (unlocking and OC'ing results)

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hondaf17

Senior member
Sep 25, 2005
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Go for it. Any voltage that is +10% of stock or less is something you can usually consider "safe" as long as the temps aren't insane. Sounds like you've got a little headroom left. You messed with the NB speeds yet?

Any voltage that is what? Your post showed up as "+10&#37"! Maybe you're trying to give me a percentage of what would be considered "safe"?

No, I haven't messed with my NB speeds yet, and I'm actually not quite sure what that means. My only OC experience is with CPUs and the multiplier/voltage.
 

konakona

Diamond Member
May 6, 2004
6,285
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it has been shown time and over again cpu-NB (contains L3 and IMC) overclocking on PhII has tangible improvement in practical performance including gaming. Most c2-c3 should be able to achieve 2.4-2.6 just fine, 2.8 or higher if really pushed. give it a shot :)
 

hondaf17

Senior member
Sep 25, 2005
763
16
81
Cool, I'll give it a shot. But - if you have any quick advice on how to do it, please post it. Otherwise I'll just plan on going into my BIOS and looking until I see something that's logical!

And NB = Northbridge?
 

heyheybooboo

Diamond Member
Jun 29, 2007
6,278
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put in the 555 BE, hybrid on, auto for cores, booted up with 4 cores. Its a CACAC processor, CPMW from microcenter.

I'm sitting at 18 clock multiplier right now, stock voltage, cpuz reads 3.62 ghz. Going to try to push it higher.. of course.

One question so far. Does DDR2 in these motherboards work in a dual channel mode, or can I put in 3 sticks and have no performance difference? I'm on a GA-MA785GM-US2H mainboard.

They use matched pairs, so a 3rd one will lower performance

I wouldn't be so sure about 'lower performance'.

The increases gained from OC'ing the NB/IMC should easily off-set the loss of 'dual' channel.

Slag: 15x240 should work nicely if you drop the memory ratio a notch, and the NB/IMC should be cranking along at 2400MHz OR ...

keep running 16x200 and increase the NB/IMC multiplier to '12'




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