Home > Computer, Hardware > Difference Between Intel core 2 duo vs Intel dual core vs Intel Pentium D

Difference Between Intel core 2 duo vs Intel dual core vs Intel Pentium D

September 1st, 2007

Core 2 Duo Logo Intel Pentium D Logo Intel Pentium Dual Core

Many people are confused what exactly the difference between Intel Core 2 Duo and Between Intel Pentium D or Intel Dual Core processors….

I would try to explain from a END user point a view rather not going in to details architecture over view…

The Simple facts are,

All Core 2 Duo Processors are Dual Core Processors..
All Pentium D Processors are Dual Core Processors..
All Intel Dual Core Processors are Dual Core Processors…



Pentium D is nothing but 2 Prescott Processors side by side… runs very hot, not a good OverClocker…

Intel Core 2 Duo processors are next gen processors from Intel on 65 nm platform… developed from Ground up with new Architecture called Core… so they are whole new Processors just Jump like Pentium 2 to Pentium 3 or Pentium 4… Expect one Core 2 Duo Lowest End Processors like E4400/E4300 taking up and beating Intel Pentium D 3.8 GHz ones with ease … runs damn cool and super over clocker…

Intel Dual Core Processors are just launched striped down version of Core 2 Duos.. there are 2 in Market for Desktop range, E2140 runs at 1.6 GHz with 1 MB L2 and 800 MHz FSB and E2160 with 1.8 GHz with same specs of E2140…. these are not Pentium D rather they are same batch like Core 2 Duo based on the new Core Technology…. they perform same like Core 2 Duos but they were launched with a very low price to counter the market of super low cost but high performer AMD X2 range line up to AMD X2 4000….

Also read, Difference between 45nm Core 2 (Duo / Quad) and 65nm Core 2 (Duo / Quad)

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Choto Cheeta Computer, Hardware

  1. Andrej
    July 1st, 2009 at 03:23 | #1

    Well I am again sconfused about the difference cause I am going to buy a laptop in a week too :P
    Himanshu I would like to advise you the Hp and Dell cause they’re simply the best.
    I would like to someone help me and tell me Difference between Core 2 Duo and Dual Core in percents just like : In the fight Core 2 Duo takes xx% and Dual Core xx% tnx anyway =]

  2. NAHHH
    June 27th, 2009 at 20:24 | #2

    HI. I WANA A BUY PROCESSER SO TEL ME WHICH SUITE ME BEST.GIVE RATING BTW C2DUO & DUAL C. CONTACT ME? 9014843026

  3. Sajib
    June 27th, 2009 at 12:47 | #3

    Hello
    I am Graphic & 3d designer. I want to buy one computer for my high speed rendering for interior, exterior 3d design & animation. What motherboard, processor, graphics card is best for mine. Please inform me.

  4. himanshu
    June 22nd, 2009 at 22:48 | #4

    dear friends, I am planning to buy a laptop in a week. please guide me with the range of laptops available and their specification. I have budget up to Rs 37,000. are Acer, Lenevo, Toshiba good and reliable companies? which one in best amongst them.. please post your answers as soon as possible.
    thankyou.

  5. June 22nd, 2009 at 11:34 | #5

    sir m a electronics engg.
    n i want 2 nw tht which processor dual core or core to duo is
    better n best for me to buy

  6. everly
    June 22nd, 2009 at 07:45 | #6

    hi. anyone there can explain in simple ways the difference between intel pentium core duo and core 2 duo. pls give me some buying guide bec i’m planning to buy a desktop pc. im choosing between core 2 duo and pentium core duo. can anyone give me some tips. which is best buy. thank you so much…

  7. ppee
    June 17th, 2009 at 13:45 | #7

    I think the thing that got us confused the most is the naming and how people call it. I don’t see the name “Intel Dual Core” in any of the processor family. It’s named “Intel Pentium Dual Core”. People who is in d midst of getting a new lappy is mostly comparing on whether to get a PENTIUM Dual Core or CORE 2 Duo ( which actually come from a different family but uses the same technology). Just sharing wt I know. Do correct me if i got it wrong. Sharing is caring!:)

  8. RafayZ
    June 17th, 2009 at 03:19 | #8

    @aejr120
    it is two processors running at 2.0 each…giving you a total of 4.0ghz….and mine, which is an i7 920 with 2.66ghz has 8 cores running at 2.66ghz each which gives a total processor of 2.66ghz*8=.28ghz! def worth the $300, also the reason the make it into separate cores is because it is more efficient at runs cooler…because the speeds get so high that it nearly surpasses the speed of light making it SUPPER HOT, so they split the power into multiple cores to keep it from over heating…cool no?

  9. Iain
    June 13th, 2009 at 06:56 | #9

    @naresh singh thakur
    the difference is very mild. The basic dual cores ( pentium or celeron dual cores ) have only a 1 mb cache, and have an FSB of 667MHz. the high end versions of them have a 2MB cache and have an 800MHz FSB, and have a higher cock rating ( 2.5GHz for example ) the low end Core 2 duos have 800MHz FSB and a 2MB cache. the mid range have FSB 1066MHz and a 2MB cache, and the high ends have 3MB cache and 1333MHz FSB. all have virtualization tech, and have a better clock and run cooler, making them much better overclockers. basic dual core might get and extra 500MHz to 1GHz faster, but overclocking a core2 duo, u can get up to 2GHz faster on air cooling (with a decend Motherboard)

  10. Iain
    June 13th, 2009 at 06:48 | #10

    shaneshihab :
    intel dual core processor in the sense means, it actualy acts as dual processor..,its actually an technology of acting as an 2 processor..,while in core 2 duo processor it functions dual processor itself;which means that 2 processor is held in an core 2 duo processor..,thus core 2 duo becomes faster and reliable to this upcoming fast life..,

    naaa, pentium and celeron dual core both have two physical core, just like the core 2 duo, the thing your thinking of is called hyperthreading technolgy, which they have two, but the last solo core procecer that acted as two core, with 1 physical was penyium 4 i think.

  11. June 12th, 2009 at 21:39 | #11

    please explain in detail between core 2 deo and core 2 quad

  12. shaneshihab
    June 7th, 2009 at 09:49 | #12

    intel dual core processor in the sense means, it actualy acts as dual processor..,its actually an technology of acting as an 2 processor..,while in core 2 duo processor it functions dual processor itself;which means that 2 processor is held in an core 2 duo processor..,thus core 2 duo becomes faster and reliable to this upcoming fast life..,

  13. June 5th, 2009 at 23:09 | #13

    how can u say that dual core runs faster than core 2 duo? core 2 duo processor has got the cache memory of 3 MB where as dual core processor carries jus one Mb cache memory .
    @seraj ali

  14. June 5th, 2009 at 23:07 | #14
  15. June 5th, 2009 at 23:06 | #15

    how can u say that dual core runs faster than core 2 duo? core 2 duo processor has got the cache memory of 3 MB where as dual core processor carries jus one Mb cache memory .

  16. naresh singh thakur
    June 2nd, 2009 at 11:45 | #16

    respected sir
    i want to know the difference between dual core n core 2 dual.
    plse suggest me, thanks

  17. May 24th, 2009 at 16:57 | #17

    None of the vendors in Venezuela I have contacted knows much about procesors. I would lake to know a clear descripcion of ecach main type of procesor and how they compere with previos generatios. A table with aproximate values of equivalent speeds of procesing would be nice. Please include 8080, Celeron. pentium up to 4, Atom and the new duals fron Intel, and the equivqlent ones from AMD.

    Your answer will “deconfuse” a very gateful end user.
    ,
    Tanks a lot

    Juancho

  18. aejr120
    May 24th, 2009 at 02:05 | #18

    Hello!!
    If you have a package that says 2.0 ghz dual core processor.
    Does this mean that you have two 1.0 ghz processors running side by side?
    Or does it mean that there are two processors with 2.0 ghz each side by side? Please respond by Email? Thank you!

  19. indu vishnoi
    May 23rd, 2009 at 12:29 | #19

    explain the execution cycle of both the processor(core 2 duo&dual core)

  20. zohaib
    May 22nd, 2009 at 05:43 | #20

    hello this is zohaib i am totaly confuse about ur comments can u please tell me which one is best in that and their major differences which is easily understandable for me

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