Intel’s i386 CPU turns 40 #8

23/10/2025
Intel’s i386 CPU turns 40 #8

Listen "Intel’s i386 CPU turns 40 #8"

Episode Synopsis

This week sees Intel's i386 processor turn 40. Launched in October 1985 the processor opened the way to Windows 3.0 & Linux.



Originally labeled 80836, With a clock speed of 12MHz, 16, 20 & 25 MHz versions came later.



A 33MHz version was released on April 10th, 1989 with the chip eventually being renamed i386 with both SX and DX variations, the processor could work with both 16-bit and 32-bit busses.



Support for the i386 fell away with Windows 95 being the last Windows 9x version to support the i386DX while Debian dropped support for the i386 in 2005 with it being completely removed in 2007 from Debian.







Welcome to episode 8 of the Crystal Carrier Wave.



Along with the 40th anniversary of the i386 processor, this week also marks the 40th anniversary of the Hayes +++ escape sequence patent on 22nd October 1985.



For those wanting some nostalgic icons on Windows, you can still find pifmgr.dll icons under Windows 11.



Microsoft releases an emergency fix that solves a bug in Windows Recovery that disables USB devices and AWS admits more services broke as it recovered from data center outage.



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