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:
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.