Performance!

For many mainframers, the idea of moving away from the “Big Iron” is anathema: how could they possibly drive the transaction loads that they have developed over the years without that big complex...?

There are many answers common to all who have worked in the “Open Systems” markets for the past 20 years, but consider just one simple example:

Think about it:

200 Million people on Facebook have never received a byte from a mainframe.

While "small" Mainframe Mips start at 300-400, the cost to grow is sizeable, and

You can get that kind of performance from any reasonable desktop PC.

Linux servers are even more efficient than Windows, giving 3-4 times the cost/Mips result...

That's a confusing picture, isn't it? Hard to justify a 5-year plan that includes Big Iron when the cost/performance profile is so radically different

And someone can help you move those apps Efficiently.

Did you want to continue to invest in IBM Management's retirement, or that of your shareholders?