Apple III
E77069
The Apple III was a business-oriented personal computer released by Apple in 1980 as the intended successor to the Apple II series, known for its advanced features but also for significant reliability issues.
Observed surface forms (4)
| Surface form | Occurrences |
|---|---|
| Apple III Business BASIC | 1 |
| Apple III Plus | 1 |
| Apple III computer | 1 |
| Apple III platform | 1 |
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
business computer
ⓘ
personal computer ⓘ |
| announcedAt | National Computer Conference 1980 ⓘ |
| architecture | 8-bit ⓘ |
| caseType | desktop ⓘ |
| codename | Sara ⓘ |
| commercialPerformance | poor ⓘ |
| compatibleWith | most Apple II software (via emulation mode) ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| cpu |
MOS Technology 6502
ⓘ
surface form:
Synertek 6502A
|
| cpuClockSpeed | 2 MHz ⓘ |
| designIssue |
chips could come loose from sockets due to heat
ⓘ
lack of cooling fan ⓘ |
| developer |
Apple Inc.
ⓘ
surface form:
Apple Computer, Inc.
|
| discontinued | April 1984 ⓘ |
| floppyDriveType | Apple Disk III 5.25-inch drive ⓘ |
| graphicsMode | text and low-resolution graphics similar to Apple II Plus ⓘ |
| hasNumericKeypad | yes ⓘ |
| includesLowercaseSupport | yes ⓘ |
| integratedFeatures |
80-column text hardware
ⓘ
built-in floppy drive ⓘ numeric keypad ⓘ |
| intendedSuccessorOf |
Apple II
ⓘ
surface form:
Apple II series
|
| introductionYear | 1980 ⓘ |
| keyboard | built-in full-stroke keyboard ⓘ |
| manufacturer |
Apple Inc.
ⓘ
surface form:
Apple Computer, Inc.
|
| market | business ⓘ |
| maxRam | 512 KB ⓘ |
| notableFor |
advanced business-oriented features compared to Apple II
ⓘ
overheating issues ⓘ significant reliability problems ⓘ |
| operatingSystem |
Apple III
self-linksurface differs
ⓘ
surface form:
Apple III Business BASIC
Apple SOS ⓘ |
| platform |
Apple III
self-linksurface differs
ⓘ
surface form:
Apple III platform
|
| predecessor |
Apple II
ⓘ
surface form:
Apple II Plus
|
| priceAtLaunch | around US$4,340 (base configuration) ⓘ |
| primaryStorage | built-in 5.25-inch floppy disk drive ⓘ |
| ram |
128 KB
ⓘ
256 KB (expandable) ⓘ |
| releaseDate | May 1980 ⓘ |
| reliabilityIssues | frequent hardware failures in early units ⓘ |
| rom | 4 KB ⓘ |
| successor |
Apple III
self-linksurface differs
ⓘ
surface form:
Apple III Plus
|
| targetUsers |
professional users
ⓘ
small business users ⓘ |
| textDisplay |
24-line display
ⓘ
80-column text ⓘ |
| unitsSold | approximately 65,000 ⓘ |
| wordSize | 8-bit ⓘ |
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Apple III Business BASIC
this entity surface form:
Apple III platform
this entity surface form:
Apple III Plus
this entity surface form:
Apple III computer