Mainframe computer - Wikipedia
A mainframe computer is large but not as large as a supercomputer and has more processing power than some other classes of computers, such as minicomputers, workstations, and personal computers.
What is a mainframe? - IBM
A mainframe acts as a server for storing and processing data at high speeds and can carry out millions of instructions simultaneously. In contrast, supercomputers are much faster, capable of executing billions of floating-point operations in one second.
What is a Mainframe - Mainframe Explained - AWS
Mainframe computing enables large-scale data processing through a single, powerful central system. This system supports multiple users and terminals in real time.
What is a Mainframe Computer? - GeeksforGeeks
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 critical systems, like banking and finance, remain available 24/7 without any interruptions.
What is Mainframe?
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.
What is a mainframe? Definition, examples, and technologies
A mainframe is a high-performance computer designed to manage large volumes of data and large-scale computing tasks. These systems are optimized to offer high availability, scalability, and security, making them essential in critical sectors such as banking, insurance, government, and logistics.
What Is a Mainframe? | Definition from TechTarget
A mainframe, also known as big iron, is a high-performance computer used for large-scale, compute-intensive purposes and tasks that require greater availability and security than smaller-scale machines.
What Is a Mainframe? Features, Importance, and Examples
A mainframe is defined as a large, powerful computer typically used for complex calculations and data processing tasks. It can connect to multiple end clients simultaneously so that several users can access different applications and processes running on the mainframe concurrently without impacting performance or security.
What Is a Mainframe? - pickl.ai
A modern mainframe in computer environments operates as a high-performance, multi-user platform. It handles billions of transactions daily, supports multiple operating systems, and ensures data integrity and security across complex enterprise networks.
What Are Mainframes & Why Do Enterprises Still Use Them in 2025?
What is a Mainframe? A mainframe is a high-performance computer used primarily by large organizations to process vast amounts of data quickly, securely, and reliably.