简介:Amongthecomponentsonamany-corechip,network-on-chip(NoC)hasalreadycontributedalargeportiontooverallpowerconsumption.OptimizingNoCperformanceunderagivenpowerbudgetisfurthercomplicatedtokeepthenetworkconnectivityandminimizethedetourdistances.Inthispaper,aNoCpowerbudgetingmethodfromthecommunicationperspectiveisproposed,whichintelligentlypowersoffrouters/linksandsetsupalternativepathstorestrictthepowerandthermalenvelop.Theeffectofperformanceoptimizaionoftheproposedpowerbudgetingmothodismeasuredbasedonlatencyandinthegivenpowerbudget,22%latencycanbereducedaveragelycomparedwithsomecompetingmethodswhenrunningrealbenchmarks.