Intel 8086

E30264

16-bit microprocessor microprocessor x86-family processor

The Intel 8086 is a 16-bit microprocessor introduced in 1978 that formed the basis of the x86 architecture used in most modern personal computers.

Predicate	Object
instanceOf	16-bit microprocessor → microprocessor → x86-family processor →
addressBusWidth	20 bits →
addressingMode	segmented memory →
architecture	x86 →
clockSpeedRange	10 MHz → 5 MHz → 8 MHz →
dataBusWidth	16 bits →
dataPathWidth	16 bits →
designType	CISC →
fabricationProcess	3 µm →
family	Intel 8086 family →
generalPurposeRegisters	AX → BP → BX → CX → DI → DX → SI → SP →
hasFlagRegister	FLAGS →
hasVariant	Intel 8086-1 → Intel 8086-2 → Intel 8088 →
instructionSet	x86 instruction set →
introducedInYear	1978 →
manufacturer	Intel →
market	embedded systems → personal computers →
maxAddressableMemory	1 MB →
microarchitectureFeature	prefetch queue →
notableUse	IBM PC compatible architecture foundation →
packageType	40-pin DIP →
predecessor	Intel 8080 → Intel 8085 →
prefetchQueueSize	6 bytes →
registerWidth	16 bits →
segmentRegisterCount	4 →
segmentRegisters	CS → DS → ES → SS →
status	discontinued →
successor	Intel 80186 → Intel 80286 →
supportsMode	real mode →
transistorCount	29000 →
wordSize	16 bits →

Subject (surface form when different)	Predicate
Intel 8086 ("x86") → Intel Core processor family ("x86") →	architecture
Intel 8086 ("Intel 8086-2") → Intel 8086 ("Intel 8086-1") →	hasVariant
Intel 8088 →	binaryCompatibleWith
Intel 8088 ("Intel 8086 instruction set") →	compatibleWith
IBM PC ("x86") →	cpuArchitecture
Intel 8086 ("Intel 8086 family") →	family
PyPy ("x86") →	hasArchitectureSupport
Intel Museum ("Intel 8086 microprocessor") →	hasExhibit
Intel Corporation →	notableProduct
Intel 8088 →	predecessor
CP/M-86 →	targetArchitecture
Windows 1.0 →	targetHardware