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1、cpu核心架构（CPUcorearchitecture）IntelCPUcoreTualatinThisisthefamous"Tualatin"core,IntelisthelastCPUcoreintheSocket370architecture,the0.13mmanufacturingprocess,usingFC-PGA2andpackagePPGA,thecorevoltageisdecreasedtoabout1.5V,thefrequencyrangefrom1GHzto1.4GHz,theFSBwere100MHz(SaiYang)and133MHz(Pe
2、ntiumIII),thetwolevelcacherespectively.512KB(PentiumIII-S)and256KB(PentiumIIIandCeleron),whichisthestrongestSocket370core,itsperformanceevenmorethantheearlylowfrequencyPentium4CPU.WillametteThisistheearlyPentiumcore4andCeleronP4usingtheoriginal,withSocket423interface,thenusetheSocket478int
3、erface(Celerononly1.7GHzand1.8GHztwo,areSocket478interface,using0.18ummanufacturingprocess,thefrontbusfrequencyis400MHz,themainfrequencyrangefrom1.3GHzto2.0GHz(Socket423)and1.6GHzto2.0GHz(Socket)478)thetwolevelsofcacheare256KB(Pentium4)and128KB(SaiYang),andnotethatsomeSocket423interfacesof
4、Pentium4donothavetwolevelcache!coreVoltageisabout1.75V,encapsulationusingSocket423PPGAINT2,PPGAINT3,OOI423-pin,PPGAFC-PGA2andSocket478PPGAFC-PGA2andtheCeleronPPGAandsoon.Willamettecoremanufacturingprocessisbackward,calorificvalue,lowperformance,hasbeeneliminated,andwasreplacedbythecoreofNo
5、rthwood.NorthwoodThisisthecoreofthemainstreamPentium4andCeleron,thebiggestimprovementwiththeWillamettecoreistheuseofthe0.13mmanufacturingprocess,andusesSocket478interface,nuclearTheheartvoltageisabout1.5V,andthetwobufferis128KB(SaiYang)and512KB(Pentium4),thefrontbusfrequencyis400/533/800MH
6、z(SaiYangisonly400MHz),themainfrequencyisfanThecircumferencerangedfrom2.0GHzto2.8GHz(SaiYang),from1.6GHzto2.6GHz(400MHzFSBPentium4),from2.26GHzto3.06GHz(533MHzFSBPentium4)andfrom2.4GHzto3.4GHz(800MHzFSBPentium4),and3.06GHzPentium4andall800MHzPentium4supporthyperthreadingtechnology(Hyper-Th
7、readingTechnology),ThepackageadoptsPPGAFC-PGA2andPPGA.AccordingtotheIntelplan,theNorthwoodcorewillsoonbereplacedbyPrescottcore.PrescottThisisthecoreofthecurrenthigh-endPentium4EE,themainstreamPentium4andthelow-endCeleronD.ThebiggestdifferencebetweenPrescottcor
