X87
Videos
x87 is a floating-point-related subset of the x86 architecture instruction set. It originated as an extension of the 8086 instruction set in the form of optional floating-point coprocessors that work
16 MHz version of the Intel 80C187
Intel 80287 die shot
Intel 80287XLT
Intel 80387 CPU die image
X86
Videos
x86 is a family of complex instruction set computer instruction set architectures initially developed by Intel, based on the 8086 microprocessor and its 8-bit-external-bus variant, the 8088. The 8086
X87
…x87 is a floating-point-related subset of the x86 architecture instruction set. It originated as an extension of the 8086 instruction set in the form of optional floating-point coprocessors (FPU) that work in tandem…
Am386, released by AMD in 1991
An Intel 386 with the 387 co-processor