Pentium 4 vs. Pentium D

bobross419

Golden Member
Oct 25, 2007
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Hi folks, I currently have a Pentium 4 520 2.8ghz 1MB Cache and have the opportunity to get a free Pentium D 3.0 Ghz 4MB Cache. I don't have the actual name or model number of the Pentium D, but it is in working condition. I don't know much about the differences between these two chips. Would it be worth sticking the Pentium D in my computer in place of the P4? Are there any inherent weaknesses to the Pentium Ds over the P4s? Do the Pentium Ds overclock easier than the P4s?

Upgrading to a C2D or something isn't an option for me at all. I have 0$ to spend on upgrading my computer.

Thanks
 

flxnimprtmscl

Diamond Member
Jan 30, 2003
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Definitely worth the upgrade. Pent D's are space heaters, though, so you'll need some good cooling. Especially if you plan to overclock.
 

error8

Diamond Member
Nov 28, 2007
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You actually ask yourself if it's a good thing to replace, for free, a single core with a dual core???? I don't know man, would two cores be faster then a single core? Hard to say... ;)
 

bobross419

Golden Member
Oct 25, 2007
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I figured that the D would be better than the 4, but I wasn't into the PC building during the transition and any information readily available today is regarding the C2Ds.

Thanks for the info, will definitely be picking up the D then :)
 

Cheex

Diamond Member
Jul 18, 2006
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Totally worth it.

Moving from a 2.8GHz P4 to a 3.0GHz PD (2 P4s slapped together) for FREE!!! Totally worth it!!!

Just be aware of your temps, they can get rather hot.

:thumbsup:
 

bobross419

Golden Member
Oct 25, 2007
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Cool, on the Artic Silver site they have PDFs showing the best way to apply the AS5. With my P4 I didn't know which instructions to use, do I use the "Arctic Silver 5 Instructions for Dual Core Intel CPU w/Heatspreader: " for the D?

Thanks again.
 

Denithor

Diamond Member
Apr 11, 2004
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Make sure your motherboard supports the Pentium D chip and that your BIOS is flashed to the revision required to support the D before pulling out the older single core processor.
 

bobross419

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Oct 25, 2007
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Originally posted by: Denithor
Make sure your motherboard supports the Pentium D chip and that your BIOS is flashed to the revision required to support the D before pulling out the older single core processor.

I think it does... How do I figure out of it is a Pentium D 830 or 930? Those seem to be the only 2 3.0Ghz Pentium Ds.
 

flxnimprtmscl

Diamond Member
Jan 30, 2003
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Originally posted by: bobross419
Originally posted by: Denithor
Make sure your motherboard supports the Pentium D chip and that your BIOS is flashed to the revision required to support the D before pulling out the older single core processor.

I think it does... How do I figure out of it is a Pentium D 830 or 930? Those seem to be the only 2 3.0Ghz Pentium Ds.

I think there was a 905 too. Perhaps a few others. Anyway, I'm skipped the Pentium D 's so I'm not sure, but I'd imagine it should list the model on the processors heat spreader.
 

bobross419

Golden Member
Oct 25, 2007
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Originally posted by: flxnimprtmscl
Originally posted by: bobross419
Originally posted by: Denithor
Make sure your motherboard supports the Pentium D chip and that your BIOS is flashed to the revision required to support the D before pulling out the older single core processor.

I think it does... How do I figure out of it is a Pentium D 830 or 930? Those seem to be the only 2 3.0Ghz Pentium Ds.

I think there was a 905 too. Perhaps a few others. Anyway, I'm skipped the Pentium D 's so I'm not sure, but I'd imagine it should list the model on the processors heat spreader.

I'll check again later, but I don't recall seeing it on there, just the Pentium D 3.0Ghz 4MB
 

Qbah

Diamond Member
Oct 18, 2005
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Pentium D 930 - 3.0GHz, 2x2MB cache, 65nm (Presler cores)
Pentium D 830 - 3.0GHz, 2x1MB cache, 90nm (Prescott cores)

So you got a 930 :)
 

DrMrLordX

Lifer
Apr 27, 2000
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Originally posted by: Qbah
Pentium D 930 - 3.0GHz, 2x2MB cache, 65nm (Presler cores)
Pentium D 830 - 3.0GHz, 2x1MB cache, 90nm (Prescott cores)

The Pentium D 8xx chips were Smithfield cores (2x Prescott). Yeah, a nitpick, but . . .
 

Cheex

Diamond Member
Jul 18, 2006
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Just to clarify:

Pentium D 830 - 3.0GHz, 2x1MB cache, 90nm (Smithfield)
Pentium D 930 - 3.0GHz, 2x2MB cache, 65nm (Presler)
Pentium D 925 - 3.0GHz, 2x2MB cache, 65nm (Presler)

:D

BTW: I owned a....
Pentium D 915 - 2.8GHz, 2x2MB cache, 65nm (Presler)...
and it did very well for me until my E6300. ;)

:thumbsup:
 

bobross419

Golden Member
Oct 25, 2007
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Awesome, thanks for all the replies. I'll be sticking in the new proc friday night after work. I'm running some benchmarks with the P4 to see what kind of a difference the new proc makes.
 

Denithor

Diamond Member
Apr 11, 2004
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Many of the older P4 motherboards supported the 90nm Pentium D chips but not the 65nm versions. Make sure before you swap.