IBM's latest mainframe is available with the option of a cut-down operating system that only runs newer software, and does not run traditional mainframe software such as CICS transaction processing.

Mainframe computers are often seen as ancient machines—practically dinosaurs. But mainframes, which are purpose-built to process enormous amounts of data, are still extremely relevant today. If ...

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 ...