IBM System z - Migrate to IBM

System z demonstrates IBM's ongoing commitment to meet the changing computing demands of our clients. Business critical information-centric processes are exploding in growth. These environments demand secure and resilient transaction processing and data management that can leverage near real time operational data modeling to provide new insight, while delivering efficiency through consolidation and the flexibility of cloud based service delivery. These are the capabilities that come naturally to System z, which is the world's fastest, most scalable and secure enterprise system.

Featured System z offerings


IBM zEnterprise

The zEnterprise delivers a unified, secure and robust IT infrastructure for cloud, mobile, and analytics enabling new business value

IBM zEnterprise EC12

The zEC12 provides the processing power, performance, reliability and security necessary for demanding workloads

IBM zEnterprise BC12

The zBC12 is designed as a low-cost entry point for enterprise computing with flexible growth options

IBM Enterprise Linux Server

Consolidate workloads on zEnterprise for reduced costs, improved security and availability

zEnterprise BladeCenter Extension (zBX)

zBX provides governance and a single management view of virtualized system resources across the zEnterprise hybrid environment

System z Solution Edition Series

Dramatically lowers the cost and ease of deployment for new business applications

System z Solutions

Build a better customer experience with solution offerings for cloud, mobile analytics and security


System z Software

Combines leading edge solutions with the unparalleled capabilities of the zEnterprise platform

Linux on System z

A powerful solution with efficiency for optimized workload deployment that is simple, efficient and secure


A highly secure, scalable, high-performance enterprise operating system


Robust computing platform for exploiting IBM virtualization technology on the zEnterprise

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Browse System z


IBM provides world-class IBM mainframe technology to help today's enterprises respond quickly to evolving business conditions and with extreme flexibility. From automation to advanced virtualization technologies and open industry standards, IBM mainframes help deliver competitive advantages for enterprises contributing and succeeding on a smarter planet.

Operating Systems

IBM System z supports multiple operation systems:


IBM's technology, solutions and industry expertise can help you find the competitive edge with a sharper understanding of your customers. Our System z solutions combine the foundation of IBM hardware, software and middleware with flexible financing and packaging options to help your business meet and overcome the challenges of doing business in the on demand world. IBM can help you develop a customer-centric view—and assist you in delivering the right solution and the right products.

Migrating to Linux on System z

Ready to migrate to Linux? You're in good company,

Gartner paper

Gartner: Follow a Multistep Process for Deciding Whether a Migration Off the Mainframe Is Warranted
Read Gartner’s insights on key factors to consider when evaluating a migration off the mainframe.

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