Unisys Mainframe Database Systems: setting standards and inspiring innovation

Unisys mainframe database systems has a past steeped in technology and innovation. Unisys has connections to American Arithmometer Company (Burroughs) which was started in 1886 as well as the Sperry Gyroscope Company and the  Eckert–Mauchly Computer Corporation, who created the first large-scale digital computer called the ENIAC. In 1988 Unisys took over Convergent Technologies (makers [...]

NEC Computer Systems Division: from telephones to supercomputers

  The NEC Computer Systems Division came from a proud heritage of technology innovation and production. The electronics manufacturing company was introduced officially in Japan on August 31, 1898 as Nippon Electric Limited Partnership (Nippon Denki Kabushiki Gaisha).  In fact, it was not until a decision to re-brand in 1983 that the company was actually [...]

Mainframe Support Services: maintenance and optimization

  Who needs mainframe support services? Most any company that relies on a mainframe for storage and data processing can benefit from scheduled mainframe support services.  Like any machine, mainframe computer systems must be maintained, repaired, updated and even expanded in order to do its job efficiently and effectively. Unlike a run of the mill [...]

Fundamental Mainframe Migration Strategies

  Mainframe Migration Strategies: what you need to know Integration, code migration, replacement, and evolution are the four major mainframe migration strategies available. In choosing an appropriate strategy one must consider the overall scope of the migration, the necessary resources and skills, your goals, and the level of commitment you are willing to devote. Before [...]

IBM Mainframes History: first generation to system 360

The beginning of IBM mainframes history: IBM mainframes history begins in 1952 when the companies first generation of mainframe computers were introduced to the market. For the first decade, the young company designed, produced, and sold a limited array of machines known as the 700-7000 series of mainframes.  Similar to the radios and televisions of [...]

Welcome to Used-Mainframes.com

Used Mainframes Welcome to Used-Mainframes.com here we buy sell and even trade used mainframe computers. You can find everything from the ol’ faithful as400 all the way up to the z990 2084 – z800 2066 – z900 2064 IBM, but it doesn’t stop there; Since we offer listings on our site absolutely free you can [...]

Advantages of Mainframe Migration: security, stability, and scalability

Advantages of Mainframe Migration: security, stability, and scalability

Mainframe migration and support are often necessary to prevent potentially catastrophic downtime. Mainframe computers are regularly used by organizations for the processing of complex applications and storage of critical data. Currently, approximately 75% of the worlds business data is currently stored on mainframes and 85% of all business transactions are still executed on mainframe computer [...]

What to expect from the NEC Express 5800 Series Servers:

What to expect from the NEC Express 5800 Series Servers:

The NEC Express 5800 Series Servers high tech next generation microprocessors allow for unparalleled performance. NECs Express 5800s are powered by the newest generation of Intel Xenon processors.  These powerhouses are based on QPI (Quick Path Interconnect), which is a super high speed interconnect that offers improved processing speed and memory performance allowing the Express [...]

IBM zEnterprise Mainframe

A Review of the IBM zEnterprise Mainframe: power, performance, availablity

The IBM zEnterprise Mainframe is today’s fastest, most scalable enterprise system on the market. Due to its concisely integrated revolutionary cross-platform systems management abilities, highly optimized multiuser policy-based frameworks, and truly heterogeneous workloads; the system boasts unrivaled security, manageability, reliability and performance. The integration of IBM’s notoriously innovative technologies have come together to take charge [...]

hitachi pilot series mainframes

A Review of Hitachi Pilot Series Mainframes: stepping into the new millennium

The Hitachi Pilot Series mainframes are touted as the most powerful commercially available CMOS mainframes of their day and in their class. Hitachi engineers were proud to release the results of months of vigorous benchmark testing. Test results clearly demonstrated significant performance advantages of the Hitachi Pilot P8 and P9 Series when compared to all [...]

Move Over Mainframe: the Hewlett Packard Superdome is here

Move Over Mainframe: the Hewlett Packard Superdome is here

The Hewlett Packard Superdome is starting to become quite popular because it rivals the availability of a mainframe at a fraction of the cost of purchase, energy, and upkeep.  In the past, organizations had good reason to pay more for mainframes because of their stellar and unrivaled record of dependability and availability.   Downtime costs money; [...]

Groupe Bull: a review of the novascale gcos server

Groupe Bull: a review of the novascale gcos server

 The Novascale gcos server aims to allow for scalability with out adding to complexity. For decades now businesses have dealt with their ever changing technology demands and need for scalability by constantly adding more servers to their network. Unfortunately, this solution is riddled with issues ranging from progressively more intricate systems administration, increased ownership costs, [...]

Fujitsu GS21 chipset

GS21 Fujitsu Mainframe Server Review

The GS21 Fujitsu mainframe server was designed with the  business environment and the environment we share with nature in mind. Today most large and midcap companies are looking to cut their overhead and general cost of operation  by combining their servers and storage systems into integrated  data-centers. Other popular trends relating to efficiency of technology [...]