• The Intel 486, officially named i486 and also known as 80486, is a microprocessor. It is a higher-performance follow-up to the Intel 386.
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  • The i486 does not have the usual 80-prefix because of a court ruling that prohibits trademarking numbers (such as 80486).
  • When Intel introduced the i486 in 1989, the benefits (for Intel) of segmenting the market with SX and DX variants were well understood.
  • Do I have an i386, i486, i586, or i686 processor? ... i486 or 80486 – Intel 486, and AMD 486, along with other less known brands of 2nd Generation of 32-bit CPUs.
  • ℹ Download Intel i486 Manual (Total Pages: 483) for free in PDF. Find more compatible user manuals for your Intel i486 Processor device.
  • 168 pins i486SX pinout 20MHz (20x1) 5v. Socket 1 Socket 2 Socket 3. 8KB unified. 1.185 million 1.0µm process ?mm² die. i486SX 25 (P23) September 16, 1991.
  • From the bitsavers.org collection, a scanned-in computer-related document. intel :: 80486 :: i486 Microprocessor Data Sheet Apr89.
  • The i486 series was first released in April 1989. The Intel i486 series was superseded by Intel Pentium (originally known as i586) but Intel continued producing...
  • ...the Military Intel486 processor family identification and processor specific information This section applies to all Military Intel486 processors. ... Military i486. TM.