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Did the i186 use interrupt 6 for invalid opcodes?

Here's the "80186/188, 80C186/C188 Hardware Reference Manual": https://www.ardent-tool.com/CPU/docs/Intel/8018x/manuals/270788-001.pdf This states on page 9-3: UNUSED OPCODE EXCEPTION - ...
ecm's user avatar
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1 vote

How did AMD Am386 and Am486 outperform Intel's version of the same microprocessors?

They didn't clone it transistor by transistor, that would have violated Intel's IP. AMD and Cyrix clones were basically functional clones, they clone the behaviour (as detailed in the technical specs)....
José Ángel Morente's user avatar

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