©Microsoft® 2009
Performance/Watt/Dollar
Dileep Bhandarkar, Ph. D.Distinguished EngineerGlobal Foundation Services Microsoft Corporation
Watt Matters in Energy Efficiency!
Our Consumer Cloud Services
Our Commercial Cloud Services
Datacenter Construction Costs
Why Power is Important?
But There is More!
Beyond Just Reducing PUE
Holistic Optimization
Server Hardware Design Considerations
Cost-Reduction Strategies
Example 2 Socket Server Concept
Rack Assembly
12
2 to 4 TOR (2 to
4 RU)
96 Servers(Up to 48
RU)
2 Bulk Power (2x
3RU)
Upper Power
Domain
Lower Power
Domain
Input Voltage: 415/480 VAC, 3Ø
Output Voltage:
12 VDC
Capacity: 4.5 KW
Phase Balanced:
±2%
Battery Pack4 Groups of 4 Batteries (13.2 V
Nominal)160 Batteries for 16.8 kW
Server Performance vs Power
Idle: 32% of peak power10% load: 50% of peak power20% load: 56% of peak power50% load: 70% of peak power80% load: 85% of peak power
5x performanceFor
40% more power!
Performance / Watt / $ at System Level
Opportunities
Better Alignment with Datacenter Technologies
480V 3 phase power supplies at rack levelIn rack UPS instead of current central UPS
Rightsizing of platforms for major workloadsLow Power DIMMs and ProcessorsTiny CPU cores – Atom? Bobcat? ARM?System on a Chip for lower platform powerDynamic Power CappingDesigns for higher temperature operationRack level power and coolingBroader adoption of virtualization
Microsoft Datacenter Scale
Chicago Datacenter
Chicago Container Installation
Paradigm Shift to Ultra Modularity
Gen 4 Datacenter Strategy
ITPAC Design
Conclusions
Questions?
