POWER1

E209748

POWER1 is IBM’s first-generation 32-bit RISC microprocessor architecture used in early RS/6000 workstations and servers.

All labels observed (1)

Label Occurrences
POWER1 canonical 2

How this entity was disambiguated

Statements (47)

Predicate Object
instanceOf RISC architecture
microprocessor architecture
alsoKnownAs POWER Architecture, first generation
architectureWidth 32-bit
associatedOperatingSystem AIX
bitArchitecture 32-bit POWER ISA
category first-generation POWER architecture
designedFor engineering applications
high-performance technical computing
scientific workloads
designer IBM
designPhilosophy reduced instruction set computing
endianess big-endian
family IBM Power Systems
surface form: IBM POWER architecture
floatingPointRegisterCount 32 floating-point registers
hasComponent branch unit
fixed-point unit
floating-point unit
load-store unit
influenced PowerPC
surface form: PowerPC architecture

later POWER generations
instructionLength 32-bit instructions
instructionSetArchitecture POWER
introduced early 1990s
introducedBy IBM RS/6000 systems
surface form: IBM RS/6000 product line
marketSegment servers
workstations
pipelineDepth multi-stage pipeline
primaryUse Unix-like systems
surface form: UNIX systems
registerCount 32 general-purpose registers
successor POWER2
supports branch prediction
branch-and-link instructions
cache memory
condition register
fixed-length instructions
floating-point operations
integer operations
load-store architecture model
pipelining
register-based architecture
superscalar execution
virtual memory
technologyNode CMOS
usedIn IBM RS/6000 systems
surface form: IBM RS/6000 servers

IBM RS/6000 systems
surface form: IBM RS/6000 workstations
wordSize 32-bit

How these facts were elicited

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

IBM RS/6000 systems cpuFamily POWER1
subject surface form: IBM RS/6000
POWER2 predecessor POWER1