PRODUCT DESCRIPTION
The Intel i387DX (also known as the 80387DX) is a vintage floating-point unit (FPU) designed to work alongside the Intel 80386DX microprocessor. Introduced in the late 1980s, this coprocessor was a major performance booster for scientific, mathematical, and CAD applications by providing hardware acceleration for floating-point arithmetic.
This specific unit comes in a ceramic PGA package with Intel’s classic logo and markings. The i387DX is a sought-after piece for vintage computing enthusiasts and collectors of Intel’s early x86 architecture.
👉 Please note: This processor is not tested, but it is in good physical condition.
SPECIFICATIONS
Manufacturer: Intel
Model: i387DX (80387DX)
Type: Floating-Point Coprocessor (FPU)
Compatible CPU: Intel 80386DX
Package: Ceramic PGA
Year Introduced: 1986–1988
Condition: Used, untested, collectible
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