
Mainframe computer - Wikipedia
Mainframes have high availability, one of the primary reasons for their longevity, since they are typically used in applications where downtime would be costly or catastrophic. The term …
What Is a Mainframe? | IBM
At their core, mainframes are high-performance computers with large amounts of memory and data processors that process billions of simple calculations and transactions in real-time.
What is a Mainframe - Mainframe Explained - AWS
A mainframe is a large computer that runs critical business applications requiring a significant amount of processing power. Banks and other large organizations often require this computing …
What is a mainframe? Definition, examples, and technologies
This article explores what mainframes are, their key characteristics, some mainframe system examples, and how they compare to other architectures like supercomputers.
What is a Mainframe Computer? - GeeksforGeeks
Jul 12, 2025 · In simple terms, mainframe computers are super-fast and reliable machines that help process large amounts of data quickly and efficiently. They are designed to ensure that …
What Is a Mainframe? - pickl.ai
Jun 20, 2025 · Mainframes are powerful computers designed for large-scale, mission-critical applications. They have evolved from room-sized machines to compact, cloud-integrated …
What Is a Mainframe? | phoenixNAP IT Glossary
Apr 16, 2025 · A mainframe is a high-performance computer designed to process enormous amounts of data and execute complex calculations at scale. Mainframes typically reside in …
What is Mainframe Computer? -Definition, Features & Working
Dec 23, 2025 · A mainframe is a powerful computer used for large-scale data processing. It is fast, reliable, and can support thousands of users at the same time. Governments, banks, and …
What Are Mainframes & Why Do Enterprises Still Use Them in …
Mainframes may not be flashy, but they are the backbone of critical systems in banking, insurance, government, and more. In this blog, let’s explore what mainframes are, why they …
Mainframe Introduction
A mainframe is a large, powerful and highly efficient computer system primarily used by organizations for processing vast amounts of data and running critical applications.