Archived from groups: comp.sys.ibm.pc.hardware.chips (
More info?)
Tony Hill wrote:
> On Mon, 14 Jun 2004 21:04:48 -0400, Tanya
> <tjtmdREMOVE_THIS@attglobal.net> wrote:
> >
> >hello,
> >can a motherBoard that comes w/ a celeron chip be upgraded to a p4?
> >if so does anyone know any specifics re: the board (brand etc)
>
> That's a definite "maybe", it would depend on just what board you've
> got.
>
> There are hundreds (thousands?) of boards out there capable of holding
> a Celeron, and all except a very few are capable of holding at least
> some types of P4 chips.
>
> There are two specs to check out with this board:
>
> 1. What bus speed does it support? The Celeron chips use a 400MT/s
> bus speed, P4's are available with 400MT/s, 533MT/s and 800MT/s bus
> speeds. Higher bus speed, as you might guess, translates to higher
> performance, often even more so than the actual clock speed of the
> processor (ie a P4 "2.4C GHz" chip running at an 800MT/s bus speed
> will almost always be faster than a P4 2.53GHz chip running at a
> 533MT/s bus speed).
>
> If your motherboard came with any documentation at all it should list
> what bus speeds it supports. If not you should be able to look up
> this information on the website of the company that made the board.
>
> 2. How much power can the board deliver to the processor? This is a
> slightly trickier question to answer, and it usually won't be well
> documented. Faster processors require more power, and the motherboard
> has to be designed to deliver that power to the processor. This is
> particularly important for the latest and not-always-greatest revision
> of the P4, usually called the "Prescott" (vs. the older "Northwood").
> Prescott P4 chips are currently sold with either the letter 'E' or the
> letter 'A' after their clock speed, ie a "P4 3.2GHz" chip is a
> Northwood while a "P4 3.2E GHz" is a Prescott. While internally these
> two revisions of the P4 are VERY different, from an end-user point of
> view the only difference is that the Prescott requires more power.
>
> Anyway, as you can probably guess, the simple answer to your question
> is "yes, you probably can upgrade that Celeron processor to a P4",
> however that leads to the much more complicated question of just which
> P4's will work on the board and which ones will not.
>
> -------------
> Tony Hill
> hilla <underscore> 20 <at> yahoo <dot> ca
Tony,
many thanks for the reply and all of the info!
greatly appreciated!
sincerely
Tanya
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