A stackable multi-chip package system is provided including forming an inter-chip structure adjacent to an external interconnect having both a base and a tip; connecting a first integrated circuit die and an outer portion of the base with the first integrated circuit die mounted over the inter-chip structure, connecting a second integrated circuit die and an inner portion of the base with the second integrated circuit die mounted under the inter-chip structure, and molding the first integrated circuit die, the second integrated circuit die, and the external interconnect partially exposed.