rec.autos.simulators

Celeron 300A - no more overclocking possible?

J

Celeron 300A - no more overclocking possible?

by J » Thu, 26 Nov 1998 04:00:00

Hi all,

I want to upgrade my system for GPL, hope this reduces the flames
because being off topic.

I was informed (in a computer-shop) that the actual celeron 300A is
not overclockable anymore.
He dated the change to August 98.
Is he telling nonsense?
As I know, the only change around this time was the introduction of
the 300A additionally to the 300.

Now I get quite scary to buy this CPU.

Please everybody:
Post if you got an 300A which is not overclockable

and

also post if you were able to overclock your 300A

Thanks in advance.

Jens

BTW: those who weren't able to overclock their 300A because they don't
own one, should not post.  

---------------------------------------------

Remove "NOSPAM" before using my email-address

Rob Berryhi

Celeron 300A - no more overclocking possible?

by Rob Berryhi » Thu, 26 Nov 1998 04:00:00

[This followup was posted to rec.autos.simulators and a copy was sent to
the cited author.]


says...

> Hi all,

> I want to upgrade my system for GPL, hope this reduces the flames
> because being off topic.

> I was informed (in a computer-shop) that the actual celeron 300A is
> not overclockable anymore.
> He dated the change to August 98.
> Is he telling nonsense?
> As I know, the only change around this time was the introduction of
> the 300A additionally to the 300.

> Now I get quite scary to buy this CPU.

> Please everybody:
> Post if you got an 300A which is not overclockable

> and

> also post if you were able to overclock your 300A

> Thanks in advance.

> Jens

> BTW: those who weren't able to overclock their 300A because they don't
> own one, should not post.  

> ---------------------------------------------

> Remove "NOSPAM" before using my email-address

That salesman was full of crap. He was just trying to sell you a WAY more
expensive 450.  My 300A was manufactured in October and is running at 450
without even a hint of a problem.

--
Rob

Jan Otto Ruu

Celeron 300A - no more overclocking possible?

by Jan Otto Ruu » Thu, 26 Nov 1998 04:00:00

Theese are rumours only, and not true. I suggest you read the
newsgroup alt.comp.hardware.overclocking and
http://www.overclockers.com/ for more info.

Don't believe your computer-shop. They want to sell a more expensive
CPU to you.

(But remember not all 300a cpus run at 450 MHz.)


Daniel H Laurin

Celeron 300A - no more overclocking possible?

by Daniel H Laurin » Thu, 26 Nov 1998 04:00:00

Nonsense.  But if the guy doesn't have confidence in his 300A's you might
want to look elsewhere.  I'd expect the way Intel will put an end to it is
to discontinue the 300A someday.  The 333A isn't so overclocker friendly.

>Hi all,

>I want to upgrade my system for GPL, hope this reduces the flames
>because being off topic.

>I was informed (in a computer-shop) that the actual celeron 300A is
>not overclockable anymore.
>He dated the change to August 98.
>Is he telling nonsense?
>As I know, the only change around this time was the introduction of
>the 300A additionally to the 300.

>Now I get quite scary to buy this CPU.

>Please everybody:
>Post if you got an 300A which is not overclockable

>and

>also post if you were able to overclock your 300A

>Thanks in advance.

>Jens

>BTW: those who weren't able to overclock their 300A because they don't
>own one, should not post.

>---------------------------------------------

>Remove "NOSPAM" before using my email-address

rob

Celeron 300A - no more overclocking possible?

by rob » Thu, 26 Nov 1998 04:00:00


from my k6/233, the best deal I've ever gotten on an upgrade.

rob.


>Hi all,

>I want to upgrade my system for GPL, hope this reduces the flames
>because being off topic.

>I was informed (in a computer-shop) that the actual celeron 300A is
>not overclockable anymore.
>He dated the change to August 98.
>Is he telling nonsense?
>As I know, the only change around this time was the introduction of
>the 300A additionally to the 300.

>Now I get quite scary to buy this CPU.

>Please everybody:
>Post if you got an 300A which is not overclockable

>and

>also post if you were able to overclock your 300A

>Thanks in advance.

>Jens

>BTW: those who weren't able to overclock their 300A because they don't
>own one, should not post.

>---------------------------------------------

>Remove "NOSPAM" before using my email-address

rob

Celeron 300A - no more overclocking possible?

by rob » Thu, 26 Nov 1998 04:00:00

By the way, if you do go with the 300a, which you should :),
check www.pricewatch.com before buying it from your
local store.  The stores in my area are horrible (like 2x sometimes)
on cpu prices because they can't move them fast enough.

rob.


>Hi all,

>I want to upgrade my system for GPL, hope this reduces the flames
>because being off topic.

>I was informed (in a computer-shop) that the actual celeron 300A is
>not overclockable anymore.
>He dated the change to August 98.
>Is he telling nonsense?
>As I know, the only change around this time was the introduction of
>the 300A additionally to the 300.

>Now I get quite scary to buy this CPU.

>Please everybody:
>Post if you got an 300A which is not overclockable

>and

>also post if you were able to overclock your 300A

>Thanks in advance.

>Jens

>BTW: those who weren't able to overclock their 300A because they don't
>own one, should not post.

>---------------------------------------------

>Remove "NOSPAM" before using my email-address

John Moor

Celeron 300A - no more overclocking possible?

by John Moor » Thu, 26 Nov 1998 04:00:00


374.
I don't have any url's for you, but do a search and check some
overclocking sites.

> Hi all,

> I want to upgrade my system for GPL, hope this reduces the flames
> because being off topic.

> I was informed (in a computer-shop) that the actual celeron 300A is
> not overclockable anymore.
> He dated the change to August 98.
> Is he telling nonsense?
> As I know, the only change around this time was the introduction of
> the 300A additionally to the 300.

> Now I get quite scary to buy this CPU.

> Please everybody:
> Post if you got an 300A which is not overclockable

> and

> also post if you were able to overclock your 300A

> Thanks in advance.

> Jens

> BTW: those who weren't able to overclock their 300A because they don't
> own one, should not post.

> ---------------------------------------------

> Remove "NOSPAM" before using my email-address

Vitzthu

Celeron 300A - no more overclocking possible?

by Vitzthu » Thu, 26 Nov 1998 04:00:00

Sounds like the salesman wanted to sell you something else.

I have a Celeron 300A that I bought in mid-October -- I haven't checked the s/n for place
or date of manufacture.  I have not had success getting it to be stable at 450mhz but have
no problem with it at 374mhz (83 x 4.5 locked multiplier) at 1.9v.  I tried switching
voltage setting all the way up to 2.3 and placing the 128mb of Ram in different dinn slots
but could never get it to settle down at 450.

I would recommend an Abit board (if I recall correctly I have a BH-6) because it easily
allows for changes to the BIOS, including voltage changes, right from their Soft-Menu and
has an extra PCI slot.  Get good quality Ram -- if you can afford Cas2 Ram get it because
it may reduce overclocking headaches later.

The salesman may have been referring to the fact that the Celeron 300A (not sure about the
plain 300 without the 128k on-die cache, but I think it is the same case) has a fixed
multiplier of 4.5 and therefore one variable in ease of overclocking is reduced (i.e. you
can change the MoBo speed to 66, 83, 100, 112 etc. but cannot change the multiplier that
acts on this number to give you your final CPU speed).

Either he was trying to direct you to another product or is simply mis-informed.  The
Celeron 300A has become the gamer's choice for overclocking because it is much, much less
expensive that a full out PII chip but has similar performance where games are concerned.
Stick with the 300A and *not* the plain 300 because you do want the limited cache and you
won't see much benefit by moving up to the new 333.

Cheers,
Gian.


> Hi all,

> I want to upgrade my system for GPL, hope this reduces the flames
> because being off topic.

> I was informed (in a computer-shop) that the actual celeron 300A is
> not overclockable anymore.
> He dated the change to August 98.
> Is he telling nonsense?
> As I know, the only change around this time was the introduction of
> the 300A additionally to the 300.

> Now I get quite scary to buy this CPU.

> Please everybody:
> Post if you got an 300A which is not overclockable

> and

> also post if you were able to overclock your 300A

> Thanks in advance.

> Jens

> BTW: those who weren't able to overclock their 300A because they don't
> own one, should not post.

> ---------------------------------------------

> Remove "NOSPAM" before using my email-address

K.S. Br?nnic

Celeron 300A - no more overclocking possible?

by K.S. Br?nnic » Thu, 26 Nov 1998 04:00:00


>Hi all,

>I want to upgrade my system for GPL, hope this reduces the flames
>because being off topic.

>I was informed (in a computer-shop) that the actual celeron 300A is
>not overclockable anymore.
>He dated the change to August 98.
>Is he telling nonsense?
>As I know, the only change around this time was the introduction of
>the 300A additionally to the 300.

>Now I get quite scary to buy this CPU.

>Please everybody:
>Post if you got an 300A which is not overclockable

My Celeron 300a was made in september and it runs great at 504 mhz, but I
run it at 463.5 now as a precaution (Standard 2.0 volt btw).

Regards K.S. Br?nnick

Jaso

Celeron 300A - no more overclocking possible?

by Jaso » Thu, 26 Nov 1998 04:00:00

May I ask you folks how you're going about cooling the 300a's when you run
them at 450 or so?? I've got one ordered and heard that the standard fan is
sufficient to run at 450. Is that reasonable to expect or should a have
another case fan or something on hand just to be sure?


> >Hi all,

> >I want to upgrade my system for GPL, hope this reduces the flames
> >because being off topic.

> >I was informed (in a computer-shop) that the actual celeron 300A is
> >not overclockable anymore.
> >He dated the change to August 98.
> >Is he telling nonsense?
> >As I know, the only change around this time was the introduction of
> >the 300A additionally to the 300.

> >Now I get quite scary to buy this CPU.

> >Please everybody:
> >Post if you got an 300A which is not overclockable

> My Celeron 300a was made in september and it runs great at 504 mhz, but I
> run it at 463.5 now as a precaution (Standard 2.0 volt btw).

> Regards K.S. Br?nnick

Dog Heave

Celeron 300A - no more overclocking possible?

by Dog Heave » Thu, 26 Nov 1998 04:00:00

From what I read, and discovered the hard way, is that the cache memory
speed rating has been reduced, so that many of the 300a CPU's sold now will
not support the 100mhz bus speed. The one I bought will only overclock to
338mhz, using a 75mhz bus speed.
Any higher and my system will return errors or freeze up.
Roll the dice.
K.S. Br?nnic

Celeron 300A - no more overclocking possible?

by K.S. Br?nnic » Thu, 26 Nov 1998 04:00:00


>May I ask you folks how you're going about cooling the 300a's when you run
>them at 450 or so?? I've got one ordered and heard that the standard fan is
>sufficient to run at 450. Is that reasonable to expect or should a have
>another case fan or something on hand just to be sure?

It doesn't get very hot at 463.5, so I just use the standard fan and
heatsink. It's rock stable at this speed.

Regards K.S. Br?nnick

hom

Celeron 300A - no more overclocking possible?

by hom » Thu, 26 Nov 1998 04:00:00


Great.

Seb

a..

Celeron 300A - no more overclocking possible?

by a.. » Thu, 26 Nov 1998 04:00:00

I'm using just the standard heatsink and fan the retail 300a comes
with, and so far it runs pretty stable and cool at 450.

>>May I ask you folks how you're going about cooling the 300a's when you run
>>them at 450 or so?? I've got one ordered and heard that the standard fan is
>>sufficient to run at 450. Is that reasonable to expect or should a have
>>another case fan or something on hand just to be sure?

>It doesn't get very hot at 463.5, so I just use the standard fan and
>heatsink. It's rock stable at this speed.

>Regards K.S. Br?nnick

a..

Celeron 300A - no more overclocking possible?

by a.. » Thu, 26 Nov 1998 04:00:00

On Wed, 25 Nov 1998 07:28:52 -1000, "Dog Heaven"


>From what I read, and discovered the hard way, is that the cache memory
>speed rating has been reduced, so that many of the 300a CPU's sold now will
>not support the 100mhz bus speed. The one I bought will only overclock to
>338mhz, using a 75mhz bus speed.
>Any higher and my system will return errors or freeze up.
>Roll the dice.

Are you sure?

That was happening to me, ie system would crash ("invalid system disc"
messages) when i tried to go to 375 from 338. The advice from the
overclocking newsgroup was to go straight to 450, coz at 450 one of
the buses goes back to normal speed, which my hard drive etc was much
happier with.

Since going to 450, no problems.

Have you tried 450?

Cheers

Alan


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