Thread: Amount of RAM
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Old July 6th 18, 08:46 PM posted to microsoft.public.windowsxp.general
Shadow
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Default Amount of RAM

On 6 Jul 2018 17:52:09 GMT, KenK wrote:

Paul wrote in news
KenK wrote:
Shadow wrote in
:

On 28 Jun 2018 18:20:00 GMT, KenK wrote:

Using XP Home.

I have an isolated eMachine and it performs well in normal use -
Googling, writing letters, email, news groups, etc. with 2 G RAM. I
have a Compac Presario 5000 with XP Home and 3/4G ram. Very slow.
Think upping RAM to 2 G would be worth the money? Both use the same
DSL feed.

Guesses?
CPU ?

eMachine Celeron 2.95 GHz
Compaq Pentium 1500 MHz


I glued the keywords given so far into a search.
Unless I get a model number, this kind of guessing
is all I can do.

"Compaq presario 5000 Pentium 1500 MHz"

http://www.techie7.com/threads/60653/

"Sir i have an compaq 5000 series 5610AP pc
with intel p4 1.5 , Chipset INTEL 845 and i want
to upgrade the RAM and Graphic card
"

Apparently back in the year that thread was created,
Crucial still had an entry for 5610AP. The claim is,
it supports 3x1024MB PC133. Which is pretty hard to believe.
The chipset is 845, which I can look up and verify
if such a thing is possible. Back in the day, Intel
made two 845 products. An older product supported
PC133, so you could reuse your old RAM. A newer product
supported DDR266, with more or less the same results.
7ZIP would likely run faster on the latter one.

( original link was
http://www.intel.com/Assets/PDF/datasheet/290725.pdf )

https://web.archive.org/web/20090220...el.com/Assets/
PDF/datasheet/290725.pdf

Page 109

The MCH includes support for:
* Up to 3 GB of 133 MHz SDR SDRAM
* PC133 unbuffered 168 pin SDR
* Maximum of 3 DIMMs, single-sided
* Configurable optional ECC

I have a machine of that description, using an Asus P4B
motherboard. It's no longer listed on the Crucial site
either, which basically means Crucial has stopped
selling SDRAM. Not a surprise.

The biggest RAM I could buy at the time, was 512MB.
I don't think I saw any 1024MB modules that looked
compatible. The ones I bought were terrible (material
science problem inside the chips).

Here's an example of what it might look like.

"Mushkin Enhanced Essentials 512MB 168-Pin SDRAM PC 133 Desktop Memory
Model 990703" $18.47

https://www.newegg.com/Product/Produ...9SIAE9A7DB6580

You'd have to refine that to find a seller close to you.
I don't know whether Mushkin changed hands, or it's still
under the original ownership.

That's the kind of configuration in my P4B. I was
set up with a P4 1.8GHz processor, likely FSB400,
with three slots of 512MB PC133 CAS3 RAM (3-3-3-8).
I don't think I could find CAS2 at the time. The
difference between CAS2 and CAS3, might amount to
the memory bus doing 350MB/sec instead of 300MB/sec.
The 256MB SDRAM in my earlier computer were CAS2.
I don't think I saw any CAS2 at 512MB.

There were faster processors than that. The socket
types back then were S423 and S478. (With names
like Willamette and Northwood.) I don't know
if Intel has the necessary information online any more
for shopping purposes or not.

There was even an adapter socket, for converting
S478 to S423. But judging by the comments in the comment
section, this *only* works if the family is the one
intended for the system. So maybe a S478 Willamette
would work in a S423 Willamette socket.

http://www.cpu-world.com/Sockets/Soc...PGA423%29.html

The limitation on that system continues to be the
RAM bus speed. FSB400 transferring 8 bytes per cycle,
is 3.2GB/sec theoretical. But tied to an SDRAM
350MB/sec best case memory bus, the FSB doesn't
get pushed all that hard. The RAM is pretty slow.
I remember back when I bought the P4B and happened
to mention it, people would say "why did you buy *that*".
Pretty funny at the time.

Paul


Here;a a couple if items I found on the back of the Presario; Hope they
hekp ID it.

2B564001REVB1

28567001REVD1

Series Pup116p

Foxconn 060-0003-192

Probably not much help.


The sales slip for the computer says:


Presario 5000Y Intel 470563

Number probably serial number


CPU-Z will give you the CPU and motherboard .....

https://www.cpuid.com/softwares/cpu-z.html
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