IBM eServer was a family of computer servers from IBM Corporation. Announced in the year 2000, it combined the various IBM server brands (AS/400, Netfinity, RS/6000, S/390) under one brand. The various sub-brands were at the same time rebranded from:
IBM AS/400 to IBM eServer iSeries, i for Integrated.
IBM RS/6000 to IBM eServer pSeries, p for POWER
IBM Netfinity to IBM eServer xSeries, x for eXtended architecture (with respect to "commodity" Intel-based servers)
IBM S/390 to IBM eServer zSeries, z for Zero downtime
In 2005 announced a new brand, IBM System as an umbrella for all IBM server and storage brands. The name change was finished in 2006 when the IBM xSeries became the IBM System x.
IBM eServer iSeries became IBM System i
IBM eServer pSeries became IBM System p
IBM eServer xSeries became IBM System x
IBM eServer zSeries became IBM System z
IBM TotalStorage became IBM Storage
IBM eServer BladeCenter became IBM BladeCenter
IBM eServer 1350 became IBM System Cluster 1350
