486DX CPU

Hardware entity

Requires at least 486DX type of CPU with clock speeds ranging from 16 to 100 MHz.

271
games
6
platforms

Alternate names: 486DX2, 80486, i486

Most notable enhancement over 386 line is the addition of Floating-point Unit (FPU), though the 486SX budget version didn't have this.

DX2 variant could have twice as high CPU Hz than the bus Hz, meaning any 486 CPU faster than 50 MHz was a DX2.

DX4 could run thrice as fast as the bus and supposedly had better performing FPU, though it's most important feature was use of 3.3V instead of 5V.

Hobbyists were able to put replace 68040 CPUs in some Macintosh machines with 80486DX2 CPUs. Some OEMs experimented with this hack as well. But no 3rd party x86 Mac products, hardware or software, ever made it to market.

Popular tags

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Parent groups

Processor architectures, x86 CPU architecture, x86-32 CPU

Games by year

89919395979901030507091113151719 1082754810 ABC
A1989 - 486 introduced
B1993 - Pentium released
C1996 - Pentium MMX introduced

The first 486DX CPU video game was released in 1991.

Sierra On-Line, Electronic Arts and Mindscape published most of these games.

Platforms

MS-DOS 143
Win3.1 70
Windows 47
Linux 8
Mac OS Classic 2
Tandy Coco 1

Most common companies