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questions about the type of deployment, the number of servers, storage requirements, and load volatility. Then the calculators estimate how much you may be able to save versus a data center deployment over five years. These calculators look at factors such as server utilization, facility, power, and hardware costs, as well as the cost of downtime, reduction in deployment, and provisioning time. 

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Don’t base your decision to move to the cloud simply on these calculators. Some of these calculators are best used to help you better understand your computing requirements including support, training, and migration costs. These types of cost estimation tools help you determine when a public service or a private service provides the optimal solution to your future computing requirements. 

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