Intel 4040
E660933
The Intel 4040 is a 4-bit microprocessor introduced in 1974 as an enhanced successor to the Intel 4004, featuring expanded instruction set, larger memory addressing, and improved performance for early embedded computing applications.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Intel 4040 canonical | 1 |
| Intel MCS-4 family | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7387534 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Intel 4040 Context triple: [Intel 4003, usedWith, Intel 4040]
-
A.
Intel 80188
The Intel 80188 is a low-cost, embedded-oriented variant of the 16-bit 80186 microprocessor, integrating peripherals on-chip and using an 8-bit external data bus.
-
B.
Intel 8088
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.
-
C.
Intel 80186
The Intel 80186 is a 16-bit microprocessor introduced in the early 1980s that integrated additional peripherals and control functions onto the CPU die, making it popular for embedded systems rather than mainstream personal computers.
-
D.
Intel 4004
The Intel 4004 is the first commercially available microprocessor, a 4-bit CPU introduced in 1971 that launched the microprocessor revolution.
-
E.
Intel 80486
The Intel 80486 is a fourth-generation x86 microprocessor that integrated an FPU and cache on-chip, significantly improving performance over earlier 386 CPUs and becoming a popular processor for early 1990s personal computers.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Intel 4040 Target entity description: The Intel 4040 is a 4-bit microprocessor introduced in 1974 as an enhanced successor to the Intel 4004, featuring expanded instruction set, larger memory addressing, and improved performance for early embedded computing applications.
-
A.
Intel 80188
The Intel 80188 is a low-cost, embedded-oriented variant of the 16-bit 80186 microprocessor, integrating peripherals on-chip and using an 8-bit external data bus.
-
B.
Intel 8088
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.
-
C.
Intel 80186
The Intel 80186 is a 16-bit microprocessor introduced in the early 1980s that integrated additional peripherals and control functions onto the CPU die, making it popular for embedded systems rather than mainstream personal computers.
-
D.
Intel 4004
The Intel 4004 is the first commercially available microprocessor, a 4-bit CPU introduced in 1971 that launched the microprocessor revolution.
-
E.
Intel 80486
The Intel 80486 is a fourth-generation x86 microprocessor that integrated an FPU and cache on-chip, significantly improving performance over earlier 386 CPUs and becoming a popular processor for early 1990s personal computers.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf | microprocessor ⓘ |
| addressBusWidth | 12-bit ⓘ |
| architectureType | PMOS ⓘ |
| bitSerialOrParallel | 4-bit parallel ⓘ |
| clockFrequencyRange | 500 kHz to 740 kHz ⓘ |
| commercialStatus | discontinued ⓘ |
| compatibleWith | Intel 4004 NERFINISHED ⓘ |
| dataBusWidth | 4-bit ⓘ |
| hasFeature |
I/O control instructions
ⓘ
binary-coded decimal (BCD) support ⓘ enhanced control instructions ⓘ expanded instruction set compared to Intel 4004 ⓘ improved interrupt capabilities ⓘ larger memory addressing capability than Intel 4004 ⓘ on-chip stack ⓘ subroutine nesting support ⓘ |
| hasRegisterType |
accumulator
ⓘ
index registers ⓘ program counter ⓘ stack registers ⓘ |
| instructionSetSize | 60 instructions ⓘ |
| instructionSetType | CISC ⓘ |
| introducedInYear | 1974 ⓘ |
| logicFamily | PMOS logic ⓘ |
| manufacturer | Intel NERFINISHED ⓘ |
| marketedAs | enhanced version of Intel 4004 ⓘ |
| maximumAddressableDataMemory | 1280 bytes ⓘ |
| maximumAddressableProgramMemory | 8 KB ⓘ |
| maximumStackDepth | 7 levels ⓘ |
| notableFor |
expanded instruction set over first-generation microprocessors
ⓘ
one of the earliest commercially available microprocessors ⓘ |
| packageType | DIP-24 ⓘ |
| partOfFamily | Intel MCS-40 family NERFINISHED ⓘ |
| predecessor | Intel 4004 NERFINISHED ⓘ |
| successor | Intel 4040A NERFINISHED ⓘ |
| supplyVoltage | 15 V ⓘ |
| supports |
RAM addressing up to 1280 bytes
ⓘ
ROM addressing up to 8 KB ⓘ |
| supportsInterrupts | true ⓘ |
| supportsSubroutines | true ⓘ |
| technologyNode | 10 µm ⓘ |
| transistorCount | 3000 ⓘ |
| usedFor |
calculator applications
ⓘ
control systems ⓘ embedded systems ⓘ |
| wordSize | 4-bit ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Intel 4040 Description of subject: The Intel 4040 is a 4-bit microprocessor introduced in 1974 as an enhanced successor to the Intel 4004, featuring expanded instruction set, larger memory addressing, and improved performance for early embedded computing applications.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Intel 4003
subject surface form:
Intel 4002
this entity surface form:
Intel MCS-4 family