VLSI Korea8086 is the originating processor; no later ISA extension implied.
Intel · EvidenceISA
x86
Instruction-set family originating with the Intel 8086; extensions must be tied to their own generations.
x86 ISA80x86
Specifications
1 SOURCE-LINKED FIELDS| Origin processor | Manufacturer / primary sourceIntel Scope: architecture |
|---|
THE VISUAL EVIDENCE
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2 SOURCE-LINKED RELATIONSHIPSOrganization identified in the cited documentation; this edge does not imply foundry or packaging responsibility.
Intel · EvidenceSources and historical context
What is x86 Architecture? A Primer to the Foundation of Modern Computing
Intel · official-disclosure · publicly-readable