Intel 8088
E35665
The Intel 8088 is an 8-bit external, 16-bit internal microprocessor from Intel’s x86 family, best known as the CPU used in the original IBM PC that helped establish the PC-compatible standard.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Intel 8088 canonical | 15 |
| Intel 8088 bus | 1 |
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
CPU
ⓘ
microprocessor ⓘ x86 microprocessor ⓘ |
| addressBusWidth | 20-bit ⓘ |
| addressingMode | segmented memory ⓘ |
| ALUWidth | 16-bit ⓘ |
| architecture | x86-16 ⓘ |
| binaryCompatibleWith | Intel 8086 ⓘ |
| clockSpeed |
4.77 MHz
ⓘ
8 MHz (in some versions) ⓘ |
| compatibleWith |
Intel 8086
ⓘ
surface form:
Intel 8086 instruction set
|
| dataBusType | multiplexed ⓘ |
| dataBusWidthExternal | 8-bit ⓘ |
| dataWidthCategory | 8-bit external ⓘ |
| family | x86 ⓘ |
| generalPurposeRegisters |
AX
ⓘ
BX ⓘ CX ⓘ DX ⓘ |
| indexRegisters |
DI
ⓘ
SI ⓘ |
| instructionQueueLength | 4 bytes ⓘ |
| internalDataPathWidth | 16-bit ⓘ |
| introduced | 1979 ⓘ |
| introductionDate | June 1979 ⓘ |
| manufacturer |
Intel Corporation
ⓘ
surface form:
Intel
|
| maxAddressableMemory | 1 MB ⓘ |
| maxSegmentedAddressSpace | 1 MB ⓘ |
| microarchitecture | first-generation x86 ⓘ |
| notableFor |
being the CPU in the original IBM PC
ⓘ
helping establish the IBM PC compatible standard ⓘ |
| package | 40-pin DIP ⓘ |
| pointerRegisters |
BP
ⓘ
SP ⓘ |
| predecessor | Intel 8086 ⓘ |
| registerWidth | 16-bit ⓘ |
| segmentRegisters |
CS
ⓘ
DS ⓘ ES ⓘ SS ⓘ |
| segmentSize | 64 KB ⓘ |
| statusWordRegister | FLAGS ⓘ |
| successor |
Intel 80186
ⓘ
Intel 80286 ⓘ |
| supportsMode | real mode ⓘ |
| technologyNode | 3 µm ⓘ |
| transistorCount | 29000 ⓘ |
| usedIn |
IBM PC XT
ⓘ
surface form:
IBM PC XT (in some models)
IBM PC ⓘ
surface form:
IBM Personal Computer (IBM 5150)
original IBM PC ⓘ |
| wordSizeInternal | 16-bit ⓘ |
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Intel 8088 bus