As400 ❲2026❳

Over worldwide—including 16,000 banks—still rely on this platform for mission-critical workloads.

The (Application System/400), introduced in 1988, is a renowned family of midrange computers designed for business applications. While the original hardware is no longer in production, its core architecture lives on in today’s IBM Power Systems running the IBM i operating system. Evolution and Rebranding Over worldwide—including 16

: Unlike other servers, the Db2 for i relational database is built directly into the operating system. introduced in 1988

: AS/400 launched as the successor to System/36 and System/38. 2000 : Rebranded as iSeries . 2006 : Renamed System i . Over worldwide—including 16