RapidCAD (processor) A specially packaged Intel 486DX and a dummy floating point unit (FPU) designed as pin-compatible replacements for an Intel 80386 processor and 80387 FPU. Since the DX variant has a working on-chip FPU, a dummy FPU package is supplied to go in the 387 FPU socket.
Last updated: 1995-05-10
