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SubjectRe: [slightly-offtopic] Celeron 300a
On Fri, 18 Sep 1998, Jukka Tapani Santala wrote:

> On Fri, 18 Sep 1998, Gregory Maxwell wrote:
> > The Celeron 300a has 128k of ON-CHIP (ya know, same die) Full clock speed
> > L2 cache (ala Xeon). Because of this, it has simmlar performance to the
> > normal PII 300 on most apps. (Although it does perform worse on some
> > things, it performs better on others)..
>
> The first Celeron processors (without the a?) were without cache... guess
> why they added it back there? According to my information, it was because
> people were able to overclock the cacheless chips to 450Mhz and beyond.

You still can, although I'm not. I had another system run a kernel loop
on a 300a oced to 450 in a poorly ventlated case for a week.

> So they had to put cache in to keep people from making even more out of
> them ;) Naturally the cache is smaller than on the higher-end processors,
> but because it's directly connected unlike for example on PII it's plenty
> faster and indeed performs better on relatively small and static working-
> sets.

On some things it performs quite a bit better. (anything that fits into
128k)


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