The Intel 486DX-50 is a chip that puzzles many people when they encounter it. Intel released the chip at the end of June 1991, as its top of the line CPU. It wasn’t one of their success stories. Within 6 months, Intel followed up with its 486DX2 chips. The DX2 chips are extremely common today, because they were phenomenally successful. So let’s look at the 486DX-50 versus DX2, and why the DX50 failed.

David Farquhar is a computer security professional, entrepreneur, and author. He has written professionally about computers since 1991, so he was writing about retro computers when they were still new. He has been working in IT professionally since 1994 and has specialized in vulnerability management since 2013. He holds Security+ and CISSP certifications. Today he blogs five times a week, mostly about retro computers and retro gaming covering the time period from 1975 to 2000.










