Add 3 cups of raspberries to Vitamix, blender, or food processor and blend until smooth.
In a medium bowl, beat heavy cream until stiff peaks form.
In a large bowl, beat cream cheese and powdered sugar together.
Add sweetened condensed milk, vanilla, and blended raspberries. Mix until combined.
Next, add the whipped cream, beat until combined then fold in chopped raspberries.
Spread mixture over cooled graham cracker crust and smooth evenly.
Top with cool whip, graham cracker crumbs, if desired, and fresh raspberries.
Cover with plastic wrap and place in freezer for 3-4 hours or until the filling has set.