New CPU for old D810E2 MB

mikeford

Diamond Member
Jan 27, 2001
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I have an old Clientpro (low power desktop) setup as a server, currently with a 667 mhz celeron, and its slow but works. Bumping up the cpu is very tempting, especially if a mobile pentium would work.

Intel Desktop Board D810E2CB Technical Product Specification

This is what Intel says;
Support for either an:
· Intel® Pentium® III processor with 256 KB L2 cache (in an FCPGA package)
· Intel® Celeron? processor with 128 KB L2 cache (in a PGA package)

and

The Intel® Desktop Board D810E2CB supports either an Pentium® III processor (FCPGA package), or an Intel® Celeron® processor (PGA package). The system bus frequency is automatically selected.

Table shows a P3 100 mhz fsb 1.1 ghz as ok with bios P08 (and I have p10). This means Socket 478 doesn't it?

Does this look like something that would work?
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&ih=014&item=330004749355
 

DaveSimmons

Elite Member
Aug 12, 2001
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Desktop coppermine socket 370 P3s were FCPGA package, are you sure this board takes a laptop CPU in "478-Pin Micro FC-PGA2 Package" and not just a standard desktop part?
 

MagnusTheBrewer

IN MEMORIAM
Jun 19, 2004
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It should work alright according to Intel "The FC-PGA2 package is an FC-PGA package with the addition of an integrated heat spreader (IHS). The IHS provides improved package thermal cooling characteristics for higher speed Intel® Celeron processors without having to use a larger heatsink. For integration purposes the FC-PGA and the FC-PGA2 are considered to be identical."
 

imported_Skorpio

Senior member
Aug 29, 2004
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I dont think the i810 chipset supports P4's?.

I know that my i810 chipset only supported 100FSB max.

I bought a 1.2Ghz FSB 133 and it defaulted to only 900Mhz.

And the fastest 100FSB coppermine I think would be the 1.2GHz Celeron S370.
 

dexvx

Diamond Member
Feb 2, 2000
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No it will not work. Couple points:

1) Higher end mobile P3's used the same packaging as Desktop Pentium-4's. Your board is S370 and the mobile P3 is S478. FC-PGA only describes the packaging type, not the number of pins on the thing.

2) Tualatin based P3/Celerons will not work and I doubt 133FSB chips will work either. Its rather easy to diferentiate: Celerons with 256KB L2 are Tualatin Cores and Pentium-3's over 1.1Ghz are Tualatins as well.

Best CPU is a 1.0Ghz/100FSB S370 chip. They can be had quite cheaply.
 

mikeford

Diamond Member
Jan 27, 2001
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I need to check some more, but I "think" 133 FSB is possible if the cpu supports it.

What wasn't getting through to me is that I need a Socket 370, not a 478. ;) Now I think I get it.