OtherJun 14, 2026, 12:49 AM· United States
The adder at the heart of Intel's 8087 floating-point chip reverse-engineered
Summary
A technical article reverse-engineers the adder circuit in Intel's 8087 floating-point coprocessor, released in 1980. It reveals unique carry-chain design and optimization techniques, showcasing early semiconductor engineering ingenuity.
Why it matters
This event reveals engineering details of Intel's early chip design, valuable for understanding semiconductor history.
Source links
- https://www.righto.com/2026/06/intel-8087-adder-reverse-engineered.html
- https://www.calcalistech.com/ctechnews/article/h17rby8bge
- https://www.tomshardware.com/pc-components/cpus/intels-upcoming-raptor-lake-next-will-reportedly-top-out-at-20-cores-and-retain-core-200-branding-lineup-may-include-a-special-10-core-sku-with-24mb-of-l3-cache
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Market reaction
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