Under?the?background?of?a??new?development?pattern,?based?on?the?five?dimensions?of?innovation?driven,?digital?economy,?industrial?transformation,?green?development?and?open?development,?select?the?relevant?data?of?41?urban?agglomerations?in?the?Yangtze?River?Delta?from?2011?to?2020.?Through?cluster?analysis?and?visualization,?reflecting?the?development?level?of?new?economic?drivers?in?urban?agglomerations?from?different?dimensions,?and?then?a?panel?data?model?was?constructed,?taking?per?capital?GDP?as?the?explanatory?variable?and?the?level?of?new?economic?drivers?as?the?explanatory?variable, to?explore?the?marginal impact?of?new?economic?momentum?on?economic?growth?in?the?Yangtze?River?Delta?region.?Finally,?some?constructive?suggestions?are?put?forward?from?the?perspective?of?high-quality?regional?economic?development.