IBM 8087 floating-point unit familyIBM Corporation didn't manufacture 8087 microprocessors. Instead,
they re-branded Intel 8087 FPUs by stamping "IBM" name on them.
There are three known IBM re-branded co-processors - C8087, C8087-3 and
C8087-6.
Production parts![]() 5 MHz
40-pin side-brazed ceramic DIP "IBM" stamped on the chip ![]() 5 MHz
40-pin side-brazed ceramic DIP "IBM" stamped on the chip ![]() 40-pin side-brazed ceramic DIP
"IBM" stamped on the chip
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