IBMsold off large portions of its hardware business in 2014. The company no longer sells the Intel-based servers that dominate the data center, and it no longer manufactures its own processors.

The S/360, the computer that spawned IBM's mainframe line, turns 40 on Wednesday--but it's not wallowing in a midlife crisis. Although some pundits regularly declare the death of the mainframe, the ...

IBM has dominated the mainframe computer business since the category was created four decades ago. And it still gets about one-quarter of its $100 billion in annual revenue from sales, software, ...

Big Blue's new z990 is the most significant machine so far in the company's effort to marry the largely unique capabilities of the mainframe computer to prevailing computing trends. Stephen Shankland ...

IBM has unveiled new server systems that the company says can take a major step toward thwarting the hackers behind a string of corporate attacks. Called the IBM Z, the new mainframes have the ...

IBM has created a module to handle Java for its mainframe computers and has come out with a budget system for midsize companies to celebrate the 40th anniversary of the mainframe. The zSeries ...

IBM is expanding support for Linux on mainframes with a few new initiatives announced today, including plans for an Ubuntu distribution. The announcement also includes a new Linux mainframe server ...

The days when IBM 's mainframe computers held a monopoly on enterprise computing may have ended with the influx of cheaper x86 and Unix servers. But Big Blue is still reinventing its big iron. And now ...

When you think of mainframes, chances are you are thinking about some massive piece of hardware that costs millions and can be used as furniture. Now, IBM wants to change that perception with the ...

You might not think that ‘Linux’ and ‘mainframe’ belong in the same sentence, but IBM has been putting various flavors of Linux on its mainframe computers for 15 years. Today IBM and Canonical ...

IBM spent $1 billion developing a new refrigerator-sized mainframe. It makes sense. For companies that require 100% uptime, public clouds simply aren't feasible. Earlier this month, IBM announced its ...

IBM mainframes are on the verge of managing Windows applications, crossing one of the last big system divides in data centers. IBM, which had previously announced its intent to deliver this capability ...