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AIX operating systems


AIX® helps you to meet the demanding requirements for performance, energy efficiency, flexibility and availability in your IT environment.
  • Market momentum: AIX has dramatically expanded its share of the UNIX® market over the past several years – go with the leader!*
  • Unmatched performance: Industry-leading benchmarks underscore the highly scalable performance of AIX on IBM systems running Power Architecture™ technology-based processors.
  • Virtualization: AIX provides software-based and exploits hardware-based virtualization capabilities. These capabilities can help you to consolidate workloads to increase server utilization and lower energy and other costs.
  • Security: AIX includes a number of features designed to provide for a secure IT environment – and AIX can integrate into your existing security infrastructure.
  • Broad application support: Independent software vendors recognize AIX as a premier UNIX operating system. With over 8000 applications from over 3000 ISVs, the applications you need are probably already available on AIX.
  • Binary compatibility: AIX has a long history of maintaining binary compatibility from one release to the next – so that you can upgrade to the latest release with confidence.**
  • Legacy systems inspiration: AIX delivers the reliability, availability and security of a mainframe environment including industry-leading availability techniques.
  • Simple migration: IBM's customized service offerings make migration from competitive UNIX platforms to AIX quick and easy–consolidate all of your UNIX workload onto AIX.



AIX releases

AIX Version 6.1
The latest version of the AIX® operating system, Version 6.1, brings UNIX® computing to the next level. AIX 6.1 includes new virtualization features that can help dramatically increase server utilization and consolidate workloads for more efficient management. AIX 6.1 also includes sophisticated new security and availability features to help insure that systems are secure and highly available. AIX 6.1 represents the latest advance in a long record of IBM operating system innovation. Despite all of these enhancements, AIX Version 6.1 is fully binary compatible with AIX 5L™ and even earlier releases of the AIX operating system1.



AIX Version 5.3
This release of AIX provided innovative new features for security, mainframe-inspired reliability, systems management, distributed filesystems, virtualization and host of other enhancements while maintaining full binary compatibility with previous releases of AIX. AIX delivers industry leading performance on System p™ and earlier IBM UNIX servers. AIX fully supports the advanced virtualization capabilities of IBM UNIX servers to allow you to dramatically increase your server utilization and consolidate workloads for more efficient management.



AIX Version 5.2
AIX V5.2 integrates innovative technologies to achieve outstanding performance, reliability and flexibility in today's e-business environment. Client-validated enhancements such as dynamic logical partitioning and capacity upgrade on demand differentiate the AIX platform from competitors.


AIX upgrades

Enhancements and operating system upgrades for your AIX license. Take advantage of new technology to increase system utilization and reduce costs. Find the latest release upgrades, options and publications available for AIX OS.
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Additional software support and offerings

AIX Expansion Pack and Web Download Pack
AIX Expansion Pack and Web Download Pack are collections of software tools and programs that extend base operating system functionality. An Expansion Pack is included at no charge with AIX licenses when media is selected. The Web Download Pack is not orderable; its contents may be accessed via the Web.



* According to IDC quarterly tracker reports
** Additional information on binary compatibility can be found at ibm.com/systems/p/os/aix/compatibility/
1 More information on the binary compatibility of AIX 6.1 can be found at ibm.com/systems/p/os/aix/compatibility/

 
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More information
IBM software maintenance for AIX operating systems

AIX 5L training
Sizing guideGet trained on the latest technology. Enroll today in AIX 5L training from IBM.

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White papers
Service Update Management Assistant (SUMA) on AIX 5L