12 Facts About Tandem Computers

Tandem Computers, Inc was the dominant manufacturer of fault-tolerant computer systems for ATM networks, banks, stock exchanges, telephone switching centers, and other similar commercial transaction processing applications requiring maximum uptime and zero data loss.

Tandem Computers was founded by Jimmy Treybig in 1974 in Cupertino, California.

In 1986 Tandem Computers introduced the first fault-tolerant SQL database, NonStop SQL.

In 1987 Tandem Computers introduced the NonStop CLX, a low-cost less-expandable minicomputer system.

In 1989 Tandem Computers introduced the NonStop Cyclone, a fast but expensive system for the mainframe end of the market.

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Tandem Computers offices were shaken, but no one was badly hurt on site.

Tandem Computers's message-based NonStop operating system had advantages for scaling, extreme reliability, and efficiently using expensive "spare" resources.

When Tandem Computers was formed in 1974, every computer company had to design and build its CPUs from basic circuits, using its own proprietary instruction set and own compilers etc.

In 1993, Tandem Computers released the NonStop Himalaya K-series with the faster MIPS R4400, a native mode NSK, and fully expandable Cyclone system components.

In 1997 Tandem Computers introduced the NonStop Himalaya S-Series with a new top-level system architecture based on ServerNet connections.

Tandem Computers designed ServerNet for its own needs but then promoted its use by others; it evolved into the InfiniBand industry standard.

Tandem Computers was then midway in porting its NonStop product line from MIPS R12000 microprocessors to Intel's new Itanium Merced microprocessors.