Floating Point Unit (FPU) families

  Manufacturer Name Options  

AMD
Processor Year Description
9511 19?? Microprocessor-independent FPU

Intel
Processor Year Description
8087 1980 Numeric coprocessor for 8086 and 8088 processors.
80C187 19?? Math coprocessor for 80C186 embedded processors.
80287 1982 Math coprocessor for 80286 processors.
80387 1987 Math co-processor for 80386 processors.
80487 1991 Math co-processor for SX versions of 80486 processors.
Xeon Phi 2012 Multi-core co-processor for Xeon CPUs.

MIPS Technologies
Processor Year Description
R3010 1988? Co-processor for R3000 RISC microprocessors.

Motorola
Processor Year Description
68881 19?? Co-processor for 68020 and 68030 microprocessors.
68882 19?? Co-processor for 68020 and 68030 microprocessors.

National Semiconductor
Processor Year Description
32081 19?? Co-processor for 32000 family of processors.

Nexgen
Processor Year Description
Nx587 199? Co-processor for Nx586 family of processors.

Weitek
Processor Year Description
1164/1165 19?? Co-processor chip set
3167 19?? Co-processor for 80386 family of processors
4167 19?? Co-processor for 80486 family of processors

Western Electric
Processor Year Description
32106 1985? Co-processor for WE32100 processor
32206 198?? Co-processor for WE32200 microprocessor

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