Template:mpu i486DX-20 was a fourth-generation x86 microprocessor introduced by Intel in 1989. This chip, which is based on the 80486 microarchitecture, operated at 20 MHz. This chip implemented the 80387 FPU on-die and incorporated System Management Mode (SMM).

Cache

Main article: 80486 § Cache

Cache Info [Edit Values]
L1$	8 KB "KB" is not declared as a valid unit of measurement for this property.	1x8 KB 4-way set associative (unified, write-through policy )

Graphics

This chip had no integrated graphics processing unit.

Features

• System Management Mode (SMM)

See also

• 80486 family