Am386

The Am386 CPU is a 100%-compatible clone of the Intel 80386 design released by AMD in March 1991. It sold millions of units, positioning AMD as a legitimate competitor to Intel, rather than being merely a second source for x86 CPUs (then termed 8086-family).

Am386
An AMD 80386DX-40 in a 132-pin PQFP, soldered onboard
General information
Launched1991
Marketed byAMD
Designed byAMD
Common manufacturer(s)
  • AMD
Product code23936
Performance
Max. CPU clock rate20 MHz to 40 MHz
FSB speeds20 MHz to 40 MHz
Cache
L1 cacheMotherboard dependent
L2 cachenone
Architecture and classification
ApplicationDesktop, Embedded (DE-Models)
Technology node1.5 μm to 0.8 μm
Microarchitecture80386
Instruction setx86 (IA-32)
Physical specifications
Cores
  • 1
Package(s)
  • DX variant:
    132-pin PGA
  • 132-pin PQFP
  • SX variant:
    88-pin PGA
  • 100-pin PQFP
  • DE variant:
    132-pin PGA
    132-pin PQFP
History
Predecessor(s)Am286
Successor(s)Am486
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