Preheat oven to 350°F. Grease a 13x9 inch baking dish.
In a large mixing bowl, blend together the cake mix, water, oil, and eggs with a hand mixer just until combined Set aside.
Sprinkle the coconut evenly over the bottom of the prepared pan, followed by the chopped pecans.
Pour the cake batter over the coconut and pecans, spreading gently.
In a medium mixing bowl, beat the softened cream cheese until smooth.
Mix in the melted butter, powdered sugar, and vanilla until creamy.
Spoon the cream cheese mixture over the cake batter in random dollops.
Sprinkle chocolate chips evenly over the top.
Bake 40–45 minutes, or until the edges are set but the center is still slightly gooey. Cool slightly before serving. The cake will sink, crack, and ripple as it cools.