Line a 9-inch springform pan with parchment on the bottom and sides. Mix graham crumbs and butter; press onto bottom of prepared pan.
Beat cream cheese spread and sugar in large bowl with mixer until blended. Mash 1-1/2 cups berries with fork. Add to cream cheese mixture; beat on low speed just until blended. Gently stir in Cool Whip; spoon over crust.
Refrigerate 6 hours. Serve topped with remaining berries.