-=> GREG EASTHOM wrote to WAYNE CHIRNSIDE <=-

 WC> Well one sale item was PC133 and I can't use them and the other was
 WC> 256 Meg per stick and this machine only takes 2 x's 128 sticks.

 WC> Detailed info on this machines and it's DIMMS is scarce, little to
 WC> nothing in the owners manual except 2 x's 128 max and how to remove
 WC> them.

 GE> So, did you find these pages?

I do not believe so, thanks.
Saved for later reference.

 GE> http://www.hp.com/cgi-bin/cposupport/get_doc.pl?SNI=
 GE> pvpc&LC=personal_computing&Tfile=bph03886&Smplr=Y#P102_9957

 GE> DIMM modules for the HP Pavilion PC must meet the following
 GE> requirements

 GE> Synchronous Dynamic Random Access Memory (SDRAM). Only use DDR type
 GE> SDRAM memory if the computer came with DDR-SDRAM.

 GE> 168 pins (184 pins for computers containing DDR-SDRAM)
 GE> Intel version 1.0 compliant
 GE> Single or double-sides
 GE> 3.3 Volts (2.5 Volts for DDR-SDRAM)
 GE> 64-bit unbuffered
 GE> Intel 4-clock

 Intel 4 clock? Don't understand that bit.

 GE> 66 MHz/10 ns, 100 MHz/10 ns, or 133 MHz/10 ns
 GE> NOTE: PC 133 MHz RAM is backward compatible. In most cases, PC 133 MHz
 GE> Ram will work in systems that use PC 100 RAM but the RAM will operate
 GE> at the lower speed of PC 100 MHz. If PC 133 MHz RAM does not operate at
 GE> 100 MHz, then only install PC 100 MHz Ram.

I found that much but SDRAM is nowhere near as cheap as J.H.
spoke of at the local Staples. CompUSA has my best local price
and that bit about "most cases" worries me a bit.

 GE> http://h20015.www2.hp.com/en/document.jhtml?lc=en&docName=
 GE> bph05294&prodId=hppavilion10976

 GE> DIMM modules for the HP Pavilion PC Model 66xx must meet the following
 GE> requirements:

 GE> The maximum size of a DIMM module (for one socket) is 128 MB.
 GE> Motherboards with two DIMM sockets accept up to 256 MB of memory
 GE>  (2 x 128).

 My case and this much I already had.

 GE> http://h20015.www2.hp.com/en/document.jhtml?lc=en&docName=bph04786&
 GE> prodId=hppavilion10976

 GE> HP Pavilion PC Model 4483 (US) - Product Specifications

 GE> (Much too long to post here, unless you really want me to...)

Not at all but let me express my gratitude in your taking the time
and effort to seek this out.
I shall surely check out the above url with this packet upload
as that one appears most tantalizing in my hopes to get
the most out of this box.
 
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