Over worldwide—including 16,000 banks—still rely on this platform for mission-critical workloads.
: This architecture treats all RAM and disk storage as one massive virtual address space, simplifying data management. Why It’s Still Relevant in 2026 Over worldwide—including 16
: Unlike other servers, the Db2 for i relational database is built directly into the operating system. and devices—is treated as an object
: Everything on the system—files, programs, and devices—is treated as an object , which significantly enhances security and stability. Over worldwide—including 16
: Hardware consolidated into IBM Power Systems , with the operating system becoming IBM i . Core Architectural Features
: AS/400 launched as the successor to System/36 and System/38. 2000 : Rebranded as iSeries . 2006 : Renamed System i .