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How green is cloud computing? It's time for CIOs to ask
This article is part of the CIO Decisions issue of September 2012 Volume 15
Just how green is cloud computing? Is cloud computing more or less energy-consuming compared with the typical local data center a company owns and operates for its own use? How about compared with a co-location facility, sited for maximum energy efficiency? Or in contrast to a managed hosting data center, where the average power usage effectiveness, or PUE, is an ideal 1.0? What's the green differential in buying services from a bevy of cloud computing providers versus consolidating the enterprise's servers and applications in a private cloud maintained behind the corporate firewall? Linda Tucci Most CIOs can't answer these questions because the energy efficiency of cloud is not their problem but the cloud owner's problem. That kind of punting may be a lost opportunity for CIOs wishing to make the case that cloud computing is in the plus column for green. Until now, CIOs have turned to cloud computing providers to save time to market, to avoid costly upfront capital investments in infrastructure, for cloud computing's ...
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With the emergence of analytic cloud tools, will CIOs' talent for data position them to lead on energy efficiency?
For CIOs moving to cloud services to save money, or shorten time to market, another question should be top of mind. How green is cloud computing?