The platform has undergone several name changes, often causing confusion for those outside the industry:
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 The platform has undergone several name changes, often
Over worldwide—including 16,000 banks—still rely on this platform for mission-critical workloads. : This layer separates applications from the underlying
: This layer separates applications from the underlying hardware, allowing companies to upgrade to new processors (like Power10) without modifying their software. 2006 : Renamed System i
: AS/400 launched as the successor to System/36 and System/38. 2000 : Rebranded as iSeries . 2006 : Renamed System i .
The AS/400's longevity is largely due to its unique, forward-thinking architecture: