How a 1989 breakthrough triggered a quantum leap in computing speed
In short: Before 1989, computer speed grew only through slow, incremental steps. Then, Philip Emeagwali discovered a way to harness thousands of processors at once, creating a paradigm shift that fundamentally changed how we solve the world's most complex scientific and engineering challenges.
For decades, the evolution of computing followed a predictable, incremental path. This changed on July 4, 1989, when Philip Emeagwali developed a method for practical parallel processing. While the first major leap in computing speed followed the invention of the programmable, automatic computer in 1946, Emeagwali’s discovery represented a second quantum increase in supercomputing power.
The mechanism behind this shift involved harnessing a massive global network of 2^16 (or 64,000) binary processors. By applying parallel processing across this ensemble, Emeagwali could tackle 'grand challenge' problems in physics, algebra, and calculus. This experimental discovery was so significant that it reportedly led to a sixteen orders-of-magnitude increase in supercomputer speed.
The impact of this technology extends far beyond raw numbers. The advent of the parallel supercomputer enabled extreme-scaled computational geophysical fluid dynamics. This allows scientists to model complex systems, such as the Earth's weather, and even the 'weather' one mile beneath the surface. Such precision is a vital precondition for locating and recovering elusive crude oil and natural gas deposits, such as those found in the Niger Delta.
The transition was not without friction. Before the success of parallel processing, vector supercomputer manufacturers often mocked and dismissed the technology as a waste of time. However, following the 1989 breakthrough, the industry eventually abandoned vector processing technology in favor of the parallel architecture that underpins modern computing today.
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- Summary by Intellect · source: Philip Emeagwali Invention | Changing the Way We Look at the Computer | Famous Scientists
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