Which Computers Contain a Microprocessor? The Role and Evolution of Mini-Computers and Mainframes

Pretty much all of them these days unless they're purpose-built hobby machines. A microprocessor is a processor that fits on an integrated circuit chip. Even big beefy supercomputers are now constructed with powerful microprocessors. If anyone has a counterexample of a non-hobbyist, recent computer built with a non-microprocessor CPU I'd love to hear it.

Yes, I'm aware of hobby devices such as the MAGIC-1 NANDputer and MOnSter6502. These are fascinating outliers and not the norm. They represent the cutting edge of hobby computing, pushing the boundaries of what can be achieved with custom-built and unconventional processors.

The Evolution of Computing Hardware

The question of which computers contain a microprocessor is rooted in the evolution of computing hardware. With the advent of integrated circuits, processors became smaller, faster, and more efficient. This marked the beginning of the era of microprocessors, which have since become ubiquitous in modern computing equipment. Today, the vast majority of computers, from mobile devices to desktops and servers, are powered by microprocessors. Just as with other components, the size and complexity of the microprocessor have increased over time, allowing for more powerful and sophisticated computing capabilities.

Modern Computing Devices

Desktops and laptops, as well as smartphones and tablets, all incorporate microprocessors. These devices rely on these tiny but powerful components to perform a wide range of tasks. Microprocessors enable real-time processing, high-speed data transfer, and complex calculations, making our daily lives more convenient and technology-dependent.

Servers and Supercomputers

Even the most powerful and complex systems, such as supercomputers and servers, now utilize microprocessors. These specialized systems are built to handle massive amounts of data and conduct complex computations. Modern supercomputers, which are used in various scientific and research fields, are equipped with multiple microprocessors to achieve parallel processing and high performance.

Mini-Computers and Mainframes

The answer to the question 'which computers do not contain a microprocessor' is 'mini-computers and mainframes.' These systems, characterized by their large size, high performance, and robustness, were once popular in the business and governmental sectors. They are still used in certain niche applications where the requirements for processing power and reliability are extremely high. Mini-computers and mainframes typically contain more conventional, larger processors and do not have the integrated circuit technology that defines microprocessors.

The Role of Hobby Devices in Modern Computing

The hobby devices like the MAGIC-1 NANDputer and MOnSter6502 represent a unique and important aspect of modern computing. They push the boundaries of what is possible with custom-built and unconventional processors. These devices often attract attention from enthusiasts and serve as a platform for exploring new ideas and technologies. While they may not be mainstream, they contribute to the ongoing evolution of computing hardware and software.

Conclusion

In conclusion, it is clear that almost all modern computers, from smartphones to supercomputers, contain microprocessors. The exception lies in niche applications where the demands for performance and reliability are exceptionally high, such as in mini-computers and mainframes. These systems, while not powered by microprocessors, represent a significant part of the computing landscape.