Stacked die semiconductor package

1. A semiconductor package comprising:

a first semiconductor die including first active circuitry and a plurality of through silicon vias extending from an action region of the first semiconductor die to a backside of the first semiconductor die;

a second semiconductor die including second active circuitry;

an intermediate substrate located between the first semiconductor die and the second semiconductor die to provide power to at least one of the first semiconductor die and the second semiconductor die, the intermediate substrate including a plurality of capacitors coupled thereto to store power for at least one of the first semiconductor die and the second semiconductor die;

a support substrate, wherein the first semiconductor die is attached to the support substrate; and

a plurality of wire bonds coupled from the support substrate to the intermediate substrate.

2. The semiconductor package of claim 1 , wherein the first semiconductor die comprises a chipset for a processor and the second semiconductor die comprises the processor.

3. The semiconductor package of claim 1 , further comprising a third substrate, wherein the third substrate is coupled above the second semiconductor die and provides interconnections to the second semiconductor die.

4. The semiconductor package of claim 1 , wherein the intermediate substrate includes a plurality of vias to couple the first semiconductor die and the second semiconductor die.

5. The semiconductor package of claim 4 , wherein the plurality of vias couple the backside of the first semiconductor die to an active region of the second semiconductor die.

6. The semiconductor package of claim 1 , wherein the intermediate substrate comprises passive circuitry to provide power and data interconnections to at least the second semiconductor die.

7. A method comprising:

attaching an interface substrate to a first semiconductor die of a semiconductor package, the first semiconductor die coupled to a support substrate of the semiconductor package, and attaching a plurality of wire bonds from the support substrate to the interface substrate; and

attaching a second semiconductor die of the semiconductor package to the interface substrate, wherein the interface substrate is to provide communication between the first semiconductor die and the second semiconductor die.

8. The method of claim 7 , further comprising bonding at least one power connection to the interface substrate from the support substrate using at least one of the plurality of wire bonds and coupling at least one capacitor to the interface substrate.

9. The method of claim 7 , further comprising attaching a second interface substrate to the second semiconductor die.

10. The method of claim 7 , further comprising forming a plurality of vias in the interface substrate.

11. The method of claim 10 , wherein the plurality of vias comprise passive circuitry to enable the communication between the first semiconductor die and the second semiconductor die.

12. The method of claim 7 , further comprising stacking the interface substrate on the first semiconductor die and stacking the second semiconductor die on the interface substrate.

13. An apparatus comprising:

a first semiconductor die including chipset circuitry, the first semiconductor die having a plurality of through silicon vias extending from the chipset circuitry to a backside of the first semiconductor die;

a second semiconductor die including processor circuitry;

an intermediate substrate located between the first semiconductor die and the second semiconductor die to provide power to at least one of the first semiconductor die and the second semiconductor die, the intermediate substrate having a plurality of metal layers separated by dielectric layers, the intermediate substrate including a plurality of capacitors coupled thereto to store power for at least one of the first semiconductor die and the second semiconductor die;

a support substrate, wherein the first semiconductor die is attached to the support substrate; and

a plurality of wire bonds coupled from the support substrate to the intermediate substrate.

14. The apparatus of claim 13 , further comprising a second intermediate substrate located above the second semiconductor die, and a plurality of second wire bonds coupled from the support substrate to the second intermediate substrate.

15. The apparatus of claim 14 , further comprising a third semiconductor die include processor circuitry supported on the second intermediate substrate, wherein the second and third semiconductor die each include a multicore processor.