Messages in this thread | | | Date | Fri, 18 Sep 1998 17:57:30 -0400 (EDT) | From | Gregory Maxwell <> | Subject | Re: [slightly-offtopic] Celeron 300a |
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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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