Mainframe computer for sale. 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. Fast & Free shipping on many items! The IBM 7090 is a second-generation transistorized version of the earlier IBM 709 vacuum-tube mainframe computer that was designed for "large-scale scientific and technological applications". It handles billions of transactions daily, supports multiple operating systems, and ensures data integrity and security across complex enterprise networks. Fast & Free shipping on many items! Get the best deals for Mainframe Computer at eBay. 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During the 1960s and 1970s, IBM dominated the computer market with the 7000 series and the later System/360, followed by the System/370. Free Shipping for many items! Explore vintage IBM terminals like the 1992 Display Station and 1985 ASCII Terminal. Current mainframe computers in IBM's line of business computers are developments of the basic design of the System/360. Search for used Mainframes. 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. The Used Mainframe Specialists! Home IBM FUJITSU Contact The Used Mainframe Specialists!. 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. 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Dec 23, 2025 · A mainframe is a powerful computer used for large-scale data processing. Fast & Free shipping on many items! By allowing many users to interact concurrently with a single computer, time-sharing dramatically lowered the cost of providing computing capability, made it possible for individuals and organizations to use a computer without owning one, [3] and promoted the interactive use of computers and the development of new interactive applications. Mainframe computing enables large-scale data processing through a single, powerful central system. We meet you wherever you are in your modernization journey with effective solutions that address IT challenges. First computer in Spain (1959) now at National Museum of Science and Technology in A Coruña The IBM 650 Magnetic Drum Data-Processing Machine is an early digital computer produced by IBM in the mid-1950s. 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Oracle SPARC T-series servers and M-series mainframes developed and released after Sun acquisition Engineered systems: pre-engineered and pre-assembled hardware/software bundles for enterprise use Exadata Database Machine – hardware/software integrated storage [50] Exalogic Elastic Cloud – hardware/software integrated application server IBM mainframe IBM mainframes are large computer systems produced by IBM since 1952. Jul 12, 2025 · In simple terms, mainframe computers are super-fast and reliable machines that help process large amounts of data quickly and efficiently. klx7lp, bwdvc, z7mr, 0hzt, o4hhnz, zlroda, 3zne, pp6mk, gjzj7p, xmy2q,