Cyrix Integrated Circuits

Fasmath 83S87 Math Coprocessor

Fasmath 83S87 Math Coprocessor

The digital image presented above reveals surface details present on a Cyrix Fasmath 83S87 math coprocessor die (representing the complete integrated circuit). Busses, registers, and memory cache units were highlighted using oblique illumination with red, green, and yellow filters coupled to fiber optics light pipes and a tungsten-halogen source.


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