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1、intel历代微处理器架构技术回顾（ReviewofmicroprocessorarchitecturesinpastIntel）Objective:fromtheageof486tothreemicroprocessormanufacturersgohandinhandthenIntelandAMDCPUcorearchitecturepartcompanyeachgoinghisownway,moreandmoreattention.Familiarwiththemicroprocessorarchitecturefriendsbelievewil
2、lnotforgetwhenIntelfirstenabledP6architecture,AMDandCyrixhelplesssituation;whentheAMDtideandthelaunchofK7architecture,IntelfinallytastedthebitternessofthepassiveNetBurstarchitecture;whentheaccidentcameoutwhenpeoplehaveloveandhate;whenthePentiumMarchitectureforthedesignblueprinto
3、ftheCoreunifiedarchitectureJiangshan,hithertounknownsituationmadeussurprised.ThereisnodoubtthatthekeyfactorsdeterminetheoverallperformanceoftheCPUnowhasnotonlythefrequency,norcachetechnology,butthecorearchitecture.Thecorearchitectureofexcellentfrequencycancompensateforthedeficie
4、ncies,butalsosimplifythedesignandreducethecostofcache,whichisthefoundationofexcellentprocessor.However,forCPUmanufacturers,thereplacementofthecorearchitectureisthemostdifficultmove,becauseitwillputalotofresearchfunding,moreatriskofpoorperformance.ReviewthehistoryofCPU,wefindthat
5、Intelhasmaintainedaleadingpositioninmostofthetime,nowistogointhecrossroads:thedevelopmentpotentialoftheNetBurstarchitectureasthearchitectureofK8,andinthelimitproductionprocessandcannotbesolvedalmostimmediate.Atthispoint,IntellaunchedanewCorearchitecture,inthenextperiodoftimewill
6、completelyreplacetheexistingNetBurstarchitecture.HelpAMDJediK7architectureApracticalandintellectualbalance:P5andP6architectureInthe486processorIntel,AMDtimes,andCyrixproductsintermsofperformanceandthereisnoobviousgap,afterallthistimetofollowthesamestructure,andfrequency,onthemot
7、herboardofthecacheisnotmuchdifference.Inthiscontext,theadvantageofIntelistheonlyproductioncapacity,AMDandCyrixcontinuetofollowthefootstepsofagiant.ButthesmartInteldidnotchoosetofollowtheprescribedorder,throughapatentauthorization,PentiumAMDandCyrixareinthedoor.Pentiumprocessorba
8、sedonP5architecturePentiumusestheP5framework,wh
