IBM z Systems

Enterprise computing solutions

IBM z Systems mainframes provide enterprise mobile, analytics and cloud solutions — with unmatched reliability, security and efficiency

The IBM z Systems portfolio of mainframe enterprise solutions, along with IBM's deep industry expertise helps organizations reinvent enterprise IT for digital business innovation.

As you optimize for innovation, operational efficiency and service excellence , leverage z Systems hosted applications and experience the unique capabilities of the mainframe for mobile, analytics, cloud and security.


z Systems enterprise computing solutions by business need

Trusted cloud

Improve services through a system designed for the ideal private cloud

Business analytics

Integrate customer, systems, and business analytics into your operations with z Systems

Enterprise mobility offerings

Become a truly integrated and secure mobile enterprise.

Enterprise security

Protect your most critical information workloads and assets with unmatched integrated security


Enterprise solutions for your IT infrastructure

Enterprise grade Linux

Add value without adding costs with Linux on
z Systems and the Enterprise Linux Server.

Enterprise modernization

Reduce complexity, remove constraints and improve business agility.

Consolidate SAP infrastructure (US)

Learn about the advantages of running SAP workloads on z Systems.

z Systems solution edition series (US)

Dare to compare. Use aggressive "Total Solution" pricing to deploy new workloads.

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Technical Support

Browse z Systems


Infrastructure matters. Businesses turn to the IBM mainframe for unmatched security, operational efficiency, speed, seamless scale, and lower cost per transaction. The IBM z System, the world’s premier data and transaction engine, is enabled for mobile, integrates transactions and analytics, and delivers efficient and trusted clouds.


IBM z Systems combine leading-edge innovation and unparalleled capabilities to power cloud, business analytics, mobile applications, and the most important workloads.

Operating Systems

IBM z Systems supports multiple operation systems:

Through its hybrid computing capability, IBM z Systems with IBM z BladeCenter® Extension (zBX) also supports IBM® AIX® on Power, Microsoft Windows® and Linux® on System x®

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