IBM System i
Overview
 
The IBM System i is IBM's previous generation of midrange computer
Midrange computer
Midrange computers, or midrange systems, are a class of computer systems which fall in between mainframe computers and microcomputers.The class emerged in the 1960s and machines were generally known at the time as minicomputers - especially models from Digital Equipment Corporation , Data General,...

 systems for IBM i users, and was subsequently replaced by the IBM Power Systems
IBM Power Systems
Power Systems is the name of IBM's Power Architecture-based server line.Before the Power Systems line was announced on April 2, 2008, IBM had two distinct Power-based lines: the System i running IBM i - and the System p series running AIX or Linux.- History :IBM had two discrete Power Architecture...

 in April 2008.

The platform was first introduced as the AS/400 on June 21, 1988 and later renamed to the eServer iSeries in 2000. As part of IBM's Systems branding initiative in 2006, it was again renamed to System i.

In April 2008, IBM announced its integration with the System p platform.
 
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