Archived from groups: alt.comp.hardware.overclocking.amd (
More info?)
Thanks
Jim for all the time you spent answering me.
No go, even with slowing the memory down.
All The Best
Mike
"Jim" <null@null.com> wrote in message
news:QXUgc.18031$Yf6.2714@fed1read07...
> There's no guarantee *any* processor will run above spec (166MHz clock in
> this case), let alone 200MHz, so it sounds to me you've leap-frogged to
> 200MHz immediately. Are you saying you can't even run 167, 168, 169,
etc.?
> (x 12.5) either?! One would at least expect a *little* OC'ing ability.
If
> so, it would be helpful to know exactly where things start to go awry,
> rather than simply jumping to 200MHz and declaring it's not working.
>
> I'm also assuming you have the CPU FSB and memory running "sync" (1:1).
> Remember, every time you OC the FSB, the memory is OC'd too. I'm not sure
> how you have the CPU FSB and DRAM Freq (Advanced Chipset Features)
currently
> configured, so I'm flying blind here. But the best thing to do is
manually
> set DRAM Freq to 1:1 (100%, or SYNC) to make sure that as you OC the FSB,
> the memory simple shadows it. If the mobo defaults to 5:6 (120%), perhaps
> as a result of By SPD, or *you* manually setting it (not unthinkable since
> your first inclination before OC'ing is to run asynchronously, so you get
> all the PC3200 you paid for), this will result in OC'ing the PC3200 too!
> And being Crucial, it probably can't be OC'd very much, if at all. IOW,
> what may be holding you back is not the CPU, but memory.
>
> So just go to the DRAM Freq and set it to 1:1 (100%, or SYNC), then try
> again. Now your memory, set to PC2700, won't cause problems as the CPU
FSB
> is OC'd. As the CPU FBS is increased, the memory will increase too, but
it
> will remain BELOW spec (PC3200) until CPU FSB 200MHz! If you're lucky,
> you'll be able to reach 200MHz, and your memory will be "at spec".
Anything
> above 200MHz is gravy, since from that point on the memory runs above spec
> too (which is why people sometimes buy more headroom, such as PC3500 or
> PC3700).
>
> HTH
>
> Jim
>
>
> "Michael Rembo" <mikeypr@ntlworld.com> wrote in message
> news:r9Sgc.146$3m3.115@newsfe1-gui.server.ntli.net...
> > I have been trying to overclock my Barton 2800+ but can't get anyware.
> Keep
> > geting that silly voice on my motherboard saying System failure due to
cpu
> > overclock.
> >
> > Here are my specs:
> >
> > ASUS A7N8X-E Deluxe (Latest Bios)
> > 2 x 512meg DDR 3200 (Crucial) Memory
> > 2800+ Barton
> >
> > The multiplier and bus speed as follows.
> >
> > 12.5x
> > 166
> > Vcore 1.65
> >
> > I have tried setting the FSB to 200 x 11 whilst slowly increasing the
> Vcore
> > to 1.75
> >
> > Every setting apart from default (Even slower) causes boot error
message.
> >
> > What am I missing, All I hear is that everybodu apart from me can do it.
> >
> > Thanks For any help.
> >
> > Mike
> >
> >
>
>
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