
IIT 3C87-20
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IIT 3C87-20 Definition The IIT 3C87-20 is an X87-compatible math coprocessor designed as a plug-in alternative to the 80387DX for systems based on the 80386DX. The “-20” suffix indicates the nominal 20 MHZ version. Its purpose is to accelerate floating-point operations (and a subset of advanced math functions) versus software execution, while...