Following is the IBM mainframe evolution starting with the System/360 introduced in 1964. The IBM mainframe is the longest running computer family in history. Although current IBM mainframes are ...

The IBM mainframe line that superseded System/360. Introduced in 1970, the System/370 added virtual memory and other enhancements. In the early 1980s, IBM added Extended Architecture (XA ...

The actual computers in question were a pair of IBM System/370 mainframes that each had 4 MB of RAM. There were also banks of 3330 disk drives that used removable disk packs of — gasp ...

The zEnterprise BladeCenter Extension, or zBX, extends System z mainframe qualities of service and management capabilities across a set of integrated, fit-for-purpose POWER7 and IBM System x x86 ...

If you think of IBM mainframe computers, you most likely are thinking of the iconic S/360 or the slightly newer S/370. But what about the 7070 from 1958? It had transistors! It didn’t ...

IBM has threatened mainframe emulator TurboHercules with a ... TurboHercules sells an implementation of the open-source Hercules System/370, ESA/390, and z/Architecture Emulator, which is ...

IBM has emerged victorious from a courtroom battle with LzLabs, which it says stole trade secrets relating to its mainframe technology. The High Court in London ruled on Monday that Switzerland-based ...

But PSI's ascent was interrupted last December when IBM filed a lawsuit claiming that PSI had violated its mainframe patents. PSI filed a countersuit in January accusing IBM of anti-competitive ...