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1、Enabling Liquid-Cooling on a Global ScaleUtilizing Air-Cooled Datacenter CapacityAndy RegimbalDirector of Infrastructure Architecture|Microsoft Confidential and Proprietary Copyright Microsoft Corporation.All rights reserved.24007007007001,0001,2001,4002,3002,500y=354.37e0.2137xR=0.956805001,0001,50

2、02,0002,5003,000TDP WYEARHistorical GPU Power(W)TDPWExpon.(TDPW)Directional GPU TDP 2020-2026|Microsoft Confidential and Proprietary Copyright Microsoft Corporation.All rights reserved.33040.0120.0130.0220.0y=4E-300e0.3429xR=0.9655050100150200250TDP WYEARHistorical Rack Power(kW)Rack PowerkWExpon.(R

3、ack PowerkW)Directional Rack Power 2020-2026|Microsoft Confidential and Proprietary Copyright Microsoft Corporation.All rights reserved.4Global Hyper-Scale Estimates Air vs.Liquid-Cooled DCsAirLiquid98%2%LA&MEADeployed Power-ScaledNTS90%10%North America95%5%Europe92%8%Asia-Pacific|Microsoft Confiden

4、tial and Proprietary Copyright Microsoft Corporation.All rights reserved.5Liquid-Cooling for AI Systems in Air-Cooled Datacenters Ability to cool highest performance AI Systems Latest Fan,Pump and Heat-Exchanger TechnologyPerformance Global Deployment in Air-Cooled Datacenters Scale AI Footprint Sea

5、mlesslyScalability No Construction needed,deploy directly with AI SystemsRapid Deployment Redundancy of all key components All critical assemblies hot-swappable Performance metrics,issues and maintenance monitored,logged and communicated real-time 99.999%(5x9s)of cooling service uptime/availabilityA

6、vailability at ScaleNext Generation HXU|Microsoft Confidential and Proprietary Copyright Microsoft Corporation.All rights reserved.6PerformanceHXU Cooling Capacity Increase10Xvs.2022Typical HXUNext Gen HXUCurrent HXU202220262024|Microsoft Confidential and Proprietary Copyright Microsoft Corporation.