11.3
Design and Evaluation of 3D NoC Architecture........................ 323

11.3.1 3D Mesh-of-Tree Topology.............................................. 326

11.3.1.1 Number of Directed Edges........................... 326

11.3.1.2 Average Distance ........................................... 327

11.3.2 Performance and Cost Evaluation ................................. 331

11.3.2.1 Network Area Estimation............................. 336

11.3.2.2 Network Aspect Ratio ................................... 339

11.3.3 Simulation Results with Self-Similar Traffic................340

11.3.3.1 Accepted Traffic versus Offered Load ........340

11.3.3.2 Throughput versus Locality Factor............. 341

11.3.3.3 Average Overall Latency under
Localized Traffic.............................................342

11.3.3.4 Energy Consumption ....................................345

11.3.4 Simulation Results with Application-Specific Traffic .... 349

11.4
Summary.......................................................................................... 350

References ..................................................................................................... 351

12. Conclusions and Future Trends............................................................... 353

12.1 Conclusions...................................................................................... 353

12.2 Future Trends ..................................................................................354

12.2.1 Photonic NoC ...................................................................354

12.2.2 Wireless NoC....................................................................354

12.3 Comparison between Alternatives............................................... 355

References ..................................................................................................... 357

Index ..................................................................................................................... 359

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Contents