Why IBM z14

Select the model ideal for your business or data center

Explore IT operations

The IBM z14® family of servers is available in two form factors. Our dual-frame model provides unprecedented performance while our single-frame model delivers z14 capabilities in a 19-inch industry-standard frame with a lower entry cost. The new model's flexible, space efficient design offers 10 percent more capacity while occupying 40 percent less space than z13s® – making it ideal for the cloud data center.

Encrypt application data at rest and in flight

Explore encryption solutions

Simplify compliance and protect your critical data from internal and external threats at low cost, with high performance, and without application changes. Pervasive encryption on IBM z14 offers a data-centric approach to information security. It encrypts data in flight, in use, and at rest to help meet complex compliance mandates while reducing the risks and financial losses of a data breach.

Deliver exceptional service – even during peak volumes

Explore IT resiliency

Take Black Fridays in stride. IBM z14 delivers more performance so you can deliver quality service – even at peak transaction rates. This server rapidly responds to changes in business demands by reallocating resources automatically based on priorities and by quickly and efficiently deploying new services.

Gain business continuity with a reliable platform

Explore business continuity

Ensure continuity of operations with availability built in to every element of the system. IBM z14 delivers 99.999 percent application availability and powerful disaster recovery capabilities. Some client installations have run for over a decade without a second of downtime!

Create value through secure application and data innovation

Explore enterprise DevOps

Discover and expose existing code for rapid and efficient new service creation. Optimize resource utilization and simplify management to drive efficiency. Enable flexible deployment of micro-services, increase services reuse, and deliver efficiency through new economic models. And technologies like IBM Secure Service Container help deploy applications in a tamper-proof environment – safe from internal and external threats.

Uncover crucial insights through machine learning

Explore real-time analytics

With z14 you can apply machine learning to the valuable data that resides on the mainframe without moving data. It allows you to take advantage of open source machine learning tools and methods. Gain real time insight while avoiding the time, cost, latency and risks of moving data around the enterprise.

Upgrading? Use the tool for side-by-side server comparisons.

Read the documentation

Use cases


Chooses IBM Z because of the security, trust and resilience that the platform provides.


IT service company boosts app performance with IBM z14

Banco Bradesco

Handles 1.5 billion monthly transactions for 72 million customers.

Technical details

Technical specifications

z14 offers unique mainframe system capabilities to support the trusted digital experiences:

  • Specialty engines: IFL, zIIP, Coupling Facility, SAP (for I/O)
  • Encryption: EAL5+, Galois Counter Mode, ECC Digital signature, Smartcards, CPACF, Crypto Express6S
  • I/O: FICON, FCP, zHyperLink, Open Sys Adpt, HiperSockets, SMC-D, 10 GbE RoCE2/SMC-R, 25GbE RoCE Exp2
  • Channels: OSA-Express6S, OSA-Express7S 25 GbE SR

Software requirements

Supported operating systems:

  • z/OS® V2.4, V2.3, V2.2, V2.1, V1.13 (compatibility only) available via IBM Software Support Services
  • z/VM® V7.1, V6.4
  • z/VSE® V6.2, V6.1 and V5.2
  • z/TPF 1.1
  • Linux® on Z, our partners are Canonical®, Red Hat®, and SUSE®
  • KVM, offered by the Linux distribution partners

Hardware requirements

Specifications will vary by model and configuration:

  • See the technical Redbooks for details and requirements


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