Preheat oven to 325 degrees F; foil-wrap springform pan.

Press graham crumbs and butter into pan for crust.

Beat cream cheese, sugar, and vanilla smooth; add eggs individually.

Pour batter over crust; drizzle warm peanut butter on top and swirl with knife.

Bake 55 to 65 minutes until center just sets; cool slowly with oven door cracked.

Chill at least 4 hours before slicing and serving.