PRODUCT DESCRIPTION
This is an AMD Am386™ DX-40, a legendary 40 MHz x86 CPU introduced in the early 1990s.
The Am386 series was AMD’s first fully compatible line of Intel 80386 processors and played a critical role in making PCs more affordable.
The DX-40 was one of the most popular high-performance 386 CPUs, often paired with math coprocessors such as the 387DX. It was widely used in personal computers, industrial systems, and embedded applications.
👉 This unit is untested and sold as-is, intended for collectors and retro computing enthusiasts.
SPECIFICATIONS
Manufacturer: AMD (Advanced Micro Devices)
Model: Am386™ DX-40
Architecture: x86, 32-bit
Clock Speed: 40 MHz
Package: Surface-mount (shown on adapter board)
Year: Early 1990s
Condition: Used, untested, collectible
- Discover more rare processors in our Vintage Ceramic CPU Collection.









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