Velocity Engine
E216072
Velocity Engine is Apple’s marketing name for the AltiVec vector processing unit used to accelerate multimedia and scientific computations in PowerPC-based Macs.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Velocity Engine canonical | 5 |
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Apple marketing term
ⓘ
SIMD instruction set extension ⓘ vector processing unit ⓘ |
| alsoKnownAs |
AltiVec
ⓘ
VMX ⓘ |
| architectureFamily | PowerPC ⓘ |
| associatedWith |
PowerPC G5
ⓘ
surface form:
IBM PowerPC 970 series
PowerPC 74xx ⓘ
surface form:
Motorola PowerPC 7400 series
|
| basedOn |
AltiVec
ⓘ
surface form:
AltiVec technology
|
| bitWidth | 128-bit vector registers ⓘ |
| category |
computer architecture feature
ⓘ
multimedia acceleration technology ⓘ |
| compatibleWith |
PowerPC G4
ⓘ
surface form:
PowerPC G4 processors
PowerPC G5 ⓘ
surface form:
PowerPC G5 processors
|
| competingWith |
3DNow!
ⓘ
surface form:
AMD 3DNow!
Intel SSE ⓘ |
| designedFor | high-throughput parallel data processing ⓘ |
| developedBy | Apple Inc. ⓘ |
| granularity | 128-bit wide SIMD operations ⓘ |
| implements | SIMD vector instructions ⓘ |
| improves |
floating-point performance
ⓘ
integer performance ⓘ |
| instructionSetType | RISC extension ⓘ |
| introducedBy | Apple Inc. ⓘ |
| introducedWith | PowerPC G4 ⓘ |
| marketedAs | Velocity Engine self-link ⓘ |
| marketingRegion |
Apple Macintosh computers
ⓘ
surface form:
Apple Macintosh platform
|
| optimizationRequired | compiler vectorization or hand-tuned code ⓘ |
| purpose |
accelerate multimedia computations
ⓘ
accelerate scientific computations ⓘ |
| registerType | vector registers ⓘ |
| supports |
single-instruction multiple-data operations
ⓘ
vector floating-point operations ⓘ vector integer operations ⓘ |
| targetDomain |
3D graphics
ⓘ
audio processing ⓘ digital media processing ⓘ image processing ⓘ video processing ⓘ |
| usedBy | Mac OS applications optimized for AltiVec ⓘ |
| usedIn |
Power Mac G4
ⓘ
surface form:
Apple Power Mac G4
PowerBook ⓘ
surface form:
Apple PowerBook G4
Apple Xserve G4 ⓘ iMac G4 ⓘ
surface form:
Apple iMac G4
PowerPC-based Macintosh computers ⓘ |
| vendorNeutralName | AltiVec ⓘ |
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.