IBM mainframes

How mainframes can help

Cloud native

Build digital and AI-infused services. Develop and deploy anywhere. Manage, orchestrate and automate consistently.

Explore mainframe cloud native development

Encryption everywhere

The ideal platform for sensitive data and applications in hybrid cloud, IBM Z can speed encryption and manage privacy by policy.

Explore mainframe security

Cyber resiliency demo - IBM expert Matt Whitbourne shows how you can build a resilient infrastructure and get back up and running faster with IBM Z and LinuxONE.

Cyber resilience

Mainframes are designed to isolate workloads at scale, protect against attacks, speed system recovery, and deliver continuous service.

Explore mainframe resiliency

Flexible compute demo - IBM expert Rick Schoonmaker explains how you deploy compute resources on-demand, regardless of your size and capacity needs.

Flexible computing

Mainframe systems are available through your choice of public, private or hybrid cloud and are made for businesses of all sizes.

Hear from mainframe customers

Explore the IBM z15 family

IBM z15™ single-frame

The new air-cooled, single-frame system extends next-level data privacy, security and resiliency to any hybrid cloud and is designed for businesses of all sizes.

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Take an interactive tour

IBM z15™ multi-frame

The multi-frame system brings next-level data privacy, security and resiliency to any hybrid cloud – and offers enterprise-level scalability.

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Compare systems

Allied Irish Bank uses IBM Z to back their customers' dreams and ambitions

One of the largest banks in the Republic of Ireland, Allied Irish Bank (AIB), relies on the agility and scale of the IBM Z technology to deliver open banking and mission-critical infrastructure.