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80486 µarch
General Info
Arch Type	CPU
Designer	Intel
Manufacturer	Intel, AMD
Introduction	April 10, 1989
Phase-out	1995
Process	1 µm, 800 nm, 600 nm
Succession
80386 P5 K5

80486 was the microarchitecture for Intel's 80486 line of microprocessors as a successor to the 80386. Introduced in April of 89, 80486 was initially manufactured using 1 µm process (later 800 nm). For AMD, this microarchitecture was used for their Am486 and Am5x86 families. This architecture was superseded by Intel's P5 in 1992 and K5 in 1994.