Fraunhofer USA Center for Sustainable Energy Systems ENERGY CONSUMPTION OF CONSUMER ELECTRONICS IN U.S. HOMES IN 2013 FINAL REPORT TO THE CONSUMER ELECTRONICS ASSOCIATION (CEA®) June 2014 by Bryan Urban, Victoria Shmakova, Brian Lim, and Kurt Roth PI Dr. Kurt Roth, Building Energy Efficiency Group Leader [email protected] 617 575-7256 Fraunhofer USA Center for Sustainable Energy Systems 5 Channel Center Street, Boston, MA 02210 Disclaimer This report was commissioned by the Consumer Electronics Association on terms specifically limiting FƌĂƵŶŚŽĨĞƌ h^͛Ɛ ůŝĂďŝůŝƚLJ. Our conclusions are the results of the exercise of our best professional judgment, based in part upon materials and information provided to us by the Consumer Electronics Association and others. 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Fraunhofer USA Center for Sustainable Energy Systems 2 Table of Contents List of Figures ........................................................................................................................................................................... 5 List of Tables ............................................................................................................................................................................ 7 List of Acronyms and Abbreviations ......................................................................................................................................... 9 Acknowledgements ................................................................................................................................................................ 10 Executive Summary ................................................................................................................................................................ 11 1 Introduction ............................................................................................................................................................... 14 1.1 Approach ............................................................................................................................................................................ 14 1.2 Report Organization ........................................................................................................................................................... 14 2 Energy Consumption Calculation Methodology .......................................................................................................... 15 2.1 Residential Installed Base ................................................................................................................................................... 15 2.2 Power Draw by Mode ........................................................................................................................................................ 15 2.3 Annual Usage by Mode ...................................................................................................................................................... 16 3 Energy Consumption of Consumer Electronics in U.S. Homes ..................................................................................... 17 3.1 Summary ............................................................................................................................................................................ 17 3.2 Devices Selected for Further Analysis ................................................................................................................................ 19 3.3 Computer Speakers ............................................................................................................................................................ 20 3.3.1 Current Energy Consumption ...................................................................................................................................... 20 3.3.2 Comparison with Prior Energy Consumption Estimates .............................................................................................. 23 3.3.3 References ................................................................................................................................................................... 23 3.4 Desktop Computers............................................................................................................................................................ 24 3.4.1 Current Energy Consumption ...................................................................................................................................... 24 3.4.2 Comparison with Prior Energy Consumption Estimates .............................................................................................. 31 3.4.3 References ................................................................................................................................................................... 32 3.5 Portable Computers ........................................................................................................................................................... 34 3.5.1 Current Energy Consumption ...................................................................................................................................... 34 3.5.2 Comparison with Prior Energy Consumption Estimates .............................................................................................. 42 3.5.3 References ................................................................................................................................................................... 43 3.6 Home Audio: Shelf/Compact Audio and Speaker Docks .................................................................................................... 45 3.6.1 Current Energy Consumption ...................................................................................................................................... 45 3.6.2 Comparison with Prior Energy Consumption Estimates .............................................................................................. 49 3.6.3 References ................................................................................................................................................................... 50 3.7 Monitors ............................................................................................................................................................................. 51 3.7.1 Current Energy Consumption ...................................................................................................................................... 51 3.7.2 Comparison with Prior Energy Consumption Estimates .............................................................................................. 56 3.7.3 References ................................................................................................................................................................... 57 3.8 Network Equipment ........................................................................................................................................................... 58 3.8.1 Current Energy Consumption ...................................................................................................................................... 58 3.8.2 Comparison with Prior Energy Consumption Estimates .............................................................................................. 62 3.8.3 References ................................................................................................................................................................... 63 3.9 Smart Phones ..................................................................................................................................................................... 65 3.9.1 Current Energy Consumption ...................................................................................................................................... 65 3.9.2 Comparison with Prior Energy Consumption Estimates .............................................................................................. 68 3.9.3 References ................................................................................................................................................................... 68 3.10 Tablet Computers ............................................................................................................................................................... 70 3.10.1 Current Energy Consumption ...................................................................................................................................... 70 3.10.2 Comparison with Prior Energy Consumption Estimates .............................................................................................