Alpha AXP
E805881
Alpha AXP is a 64-bit RISC microprocessor architecture developed by Digital Equipment Corporation, known for its high performance and use in workstations and servers in the 1990s.
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
64-bit RISC architecture
ⓘ
microprocessor architecture ⓘ |
| addressSpace | 64-bit virtual address space (with implementation-dependent limits) ⓘ |
| alsoKnownAs |
Alpha
NERFINISHED
ⓘ
DEC Alpha NERFINISHED ⓘ |
| architectureWidth | 64-bit ⓘ |
| backwardCompatibility | not binary compatible with VAX ⓘ |
| commercialLifecyclePeak | 1990s ⓘ |
| declineBegan | early 2000s ⓘ |
| designedAsSuccessorTo | VAX architecture NERFINISHED ⓘ |
| designGoal |
scalability
ⓘ
very high clock frequencies ⓘ |
| developer | Digital Equipment Corporation NERFINISHED ⓘ |
| discontinued | mid-2000s ⓘ |
| endianess | little-endian ⓘ |
| influenced | later 64-bit RISC designs ⓘ |
| initialProcessTechnology | CMOS ⓘ |
| instructionSetArchitectureType | RISC NERFINISHED ⓘ |
| intendedUse |
servers
ⓘ
workstations ⓘ |
| introduced | 1992 ⓘ |
| laterOwnedBy |
Compaq
NERFINISHED
ⓘ
Hewlett-Packard NERFINISHED ⓘ |
| marketedBy | Digital Equipment Corporation NERFINISHED ⓘ |
| marketPosition | high-end UNIX and VMS systems ⓘ |
| notableFor | high performance ⓘ |
| notableImplementation |
21164 (EV5)
ⓘ
21264 (EV6) NERFINISHED ⓘ 21364 (EV7) ⓘ |
| numericBase | two's complement integer representation ⓘ |
| pipelineDesign | superscalar ⓘ |
| registerFileType | load-store architecture ⓘ |
| supports |
64-bit integer registers
ⓘ
IEEE 754 floating-point NERFINISHED ⓘ separate integer and floating-point register files ⓘ weakly ordered memory model ⓘ |
| supportsFloatingPoint | yes ⓘ |
| supportsIntegerOperations | yes ⓘ |
| supportsOperatingSystem |
BSD variants
ⓘ
Digital UNIX NERFINISHED ⓘ Linux ⓘ OpenVMS NERFINISHED ⓘ Tru64 UNIX NERFINISHED ⓘ Windows NT NERFINISHED ⓘ |
| usedIn |
Cray supercomputers (some models)
NERFINISHED
ⓘ
DEC AlphaServer systems NERFINISHED ⓘ DEC AlphaStation workstations NERFINISHED ⓘ |
| wordSize | 64 bits ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.