重新定义连接性：在 Chiplet 互连中绘制下一代路径.pdf

1、1Alphawave SEMI All Rights Reserved.Accelerating the Connected WorldRedefining Connectivity:Charting Next-Gen Pathways in Chiplet InterconnectsTony Chan Carusone,CTOAI Hardware and Edge AI SummitSeptember 11,20242Alphawave SEMI All Rights Reserved.Delivering Custom Silicon in the Data CentreCompute

2、CPUCustom xPUsNetworkingCustomised compute and connectivity reliant on chiplets3Alphawave SEMI All Rights Reserved.Outline Scaling AI with Connectivity The Role of Chiplets for AI Compute Enabling a Chiplet Ecosystem4Alphawave SEMI All Rights Reserved.Accelerating the Connected WorldScaling AI with

3、Connectivity 5Alphawave SEMI All Rights Reserved.Evolving Data Centre Connectivity LandscapeSwitchesCompute Servers Optical and electrical links Flexible and redundant networkingThis evolution is accelerating and diversifying with AI deployment in the data centre6Alphawave SEMI All Rights Reserved.A

4、I in the Data Centre Proliferating ConnectivityFront-End Data Centre NetworkBack-End ML Network Low-latency&high-speedAI Cluster7Alphawave SEMI All Rights Reserved.Scaling Up and OutScale UpScale OutDriving growth and R&D investment8Alphawave SEMI All Rights Reserved.Distributed AI Data security&pri

5、vacy Energy efficiency Relies heavily on connectivity9Alphawave SEMI All Rights Reserved.Higher per-lane data ratesScale up and out to larger clustersLow latency;Low power;Low failure rateProliferation of new optical connectivity technologiesConnectivity Demands for AI10Alphawave SEMI All Rights Res

6、erved.Accelerating the Connected WorldThe Role of Chiplets for AI Compute11Alphawave SEMI All Rights Reserved.LogicI/OI/OI/OI/OI/OI/OI/OI/OHBMHBMHBMMemoryHBMMemoryMemoryMemoryMonolithic SolutionsBenefits and Drawbacks Requires integration of external IP Design and verification time and risk Licensin