POWER Architecture, first generation

E758591

POWER Architecture, first generation refers to IBM’s original POWER1 RISC microprocessor design that formed the basis for the later POWER and PowerPC processor families.

All labels observed (2)

How this entity was disambiguated

Statements (47)

Predicate Object
instanceOf IBM POWER architecture generation
RISC architecture
microprocessor architecture
alsoKnownAs POWER1 architecture
linked to: POWER1
ancestorOf POWER3 architecture
linked to: IBM POWER3 family

POWER4 architecture
modern IBM POWER processors
basedOn IBM 801 project
IBM America Project
commercializationEra early 1990s
designedFor high-performance UNIX systems
designGoal high floating-point performance
scalability for servers and workstations
developer IBM
endianSupport big-endian
hasFeature branch processing unit
fixed-length instructions
load-store architecture
pipelined execution units
register-to-register operations
separate integer and floating-point units
hasRegisterType condition register
count register
floating-point registers
general-purpose registers
link register
influenced PowerPC instruction set architecture
linked to: PowerPC

later POWER2 design
instructionSetType reduced instruction set computing
introducedBy IBM RS/6000 workstations
linked to: IBM RS/6000 systems
introducedInProductLine IBM RS/6000 servers
linked to: IBM RS/6000 systems
marketedFor enterprise servers
technical workstations
partOfFamily IBM POWER architecture family
primaryVendor IBM
runsOperatingSystem AIX
successor POWER Architecture, second generation
PowerPC architecture
linked to: PowerPC
supports branch prediction
floating-point operations
integer operations
out-of-order execution (at implementation level in POWER1)
superscalar execution
usedIn IBM POWER1 microprocessor
linked to: IBM POWER1

IBM POWER1+ microprocessor
linked to: IBM POWER1

early IBM RS/6000 models
wordSize 32-bit

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Referenced by (2)

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

POWER1 alsoKnownAs POWER Architecture, first generation
POWER Architecture, first generation successor POWER Architecture, second generation
linked to: POWER Architecture, first generation