A few weeks back, an IBM executive made the claim that running applications on IBM’s latest mainframe is 60 percent cheaper than running comparable applications in the cloud.

IBM sales pitching aside, there is a valid case to be made for running workloads on-premises on a big iron box versus the assuming the gradual costs that will add up from an extended cloud deployment. That is, today’s mainframes are highly versatile – they run unlimited instances of Linux, for example, making large server farms unnecessary. At the same time, mainframes are known for their iron-clad security and endless uptime – all pluses for the enterprise seeking to expand its digital footprint.

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