Intel 80487

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The Intel 80487, or 487 (i487), was the floating-point arithmetic coprocessor for the Intel 486SX chips. It was essentially a full blown 486DX chip with a pin that knocked out the 486SX into a sleep mode, while it took over full processor duties.

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Intel processors 4004 \| 4040 \| 8008 \| 8080 \| 8085 \| 8086 \| 8088 \| iAPX 432 \| 80186 \| 80188 \| 80286 \| 80386 \| 80486 \| i860 \| i960 \| Pentium \| Pentium Pro \| Pentium II \| Celeron \| Pentium III \| XScale \| Pentium 4 \| Pentium M \| Pentium D \| Pentium Extreme Edition \| Xeon \| Core \| Core 2 \| Itanium \| Itanium 2 (italics indicate non-x86 processors)