OpenPower was the name of a range of servers in the System p line from IBM

IBM

International Business Machines Corporation or IBM is an American multinational technology and consulting corporation headquartered in Armonk, New York, United States. IBM manufactures and sells computer hardware and software, and it offers infrastructure, hosting and consulting services in areas...

. They featured IBM's POWER5

POWER5

The POWER5 is a microprocessor developed and fabricated by IBM. It is an improved version of the highly successful POWER4. The principal improvements are support for simultaneous multithreading and an on-die memory controller...

 CPUs

Central processing unit

The central processing unit is the portion of a computer system that carries out the instructions of a computer program, to perform the basic arithmetical, logical, and input/output operations of the system. The CPU plays a role somewhat analogous to the brain in the computer. The term has been in...

 and run only 64-bit versions of Linux

Linux on Power

Linux on Power is the combination of any Linux-based operating system running on Power Architecture technology, a microprocessor architecture.-Introduction:...

. IBM's own UNIX

Unix

Unix is a multitasking, multi-user computer operating system originally developed in 1969 by a group of AT&T employees at Bell Labs, including Ken Thompson, Dennis Ritchie, Brian Kernighan, Douglas McIlroy, and Joe Ossanna...

 variant, AIX is not supported since the OpenPower servers are not licensed for this operating system

Operating system

An operating system is a set of programs that manage computer hardware resources and provide common services for application software. The operating system is the most important type of system software in a computer system...

.

There were two models available, with a variety of configurations.

Before 2005, OpenPower belonged to the eServer

EServer

IBM eServer was a family of computer servers from IBM Corporation.Announced in the year 2000, it combined the various IBM server brands under one brand.The various sub-brands were at the same time rebranded from:...

product line. These models have been rolled back into the current IBM System p product portfolio.

External links

• OpenPower Project, provides shared hardware to developers.
• Linux on POWER