POWER8

E772365

IBM POWER architecture family member microprocessor architecture

POWER8 is IBM's eighth-generation 64-bit RISC microprocessor architecture designed for high-performance enterprise servers and advanced virtualization workloads.

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All labels observed (1)

Label	Occurrences
POWER8 canonical	8

How this entity was disambiguated

This entity first appeared as the object of triple T8993485 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: POWER8
Context triple: [PowerVM, runsOn, POWER8]

A. POWER7
POWER7 is IBM's seventh-generation 64-bit Power Architecture microprocessor family designed for high-performance enterprise servers and advanced virtualization workloads.
B. IBM System z
IBM System z is IBM’s family of mainframe computers known for high reliability, scalability, and support for enterprise workloads, including running Linux at large scale.
C. IBM Power Systems
IBM Power Systems is IBM’s family of high-performance server computers designed for enterprise workloads, known for their reliability, scalability, and support for operating systems like IBM i, AIX, and Linux.
D. IBM System/390
IBM System/390 is IBM’s family of 1990s mainframe computers that introduced 31-bit ESA/390 architecture and advanced enterprise computing features, forming the basis for later System z systems.
E. z/Architecture
z/Architecture is IBM's 64-bit mainframe instruction set architecture designed for high-reliability, high-throughput enterprise computing on System z servers.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: POWER8
Target entity description: POWER8 is IBM's eighth-generation 64-bit RISC microprocessor architecture designed for high-performance enterprise servers and advanced virtualization workloads.

A. POWER7
POWER7 is IBM's seventh-generation 64-bit Power Architecture microprocessor family designed for high-performance enterprise servers and advanced virtualization workloads.
B. IBM System z
IBM System z is IBM’s family of mainframe computers known for high reliability, scalability, and support for enterprise workloads, including running Linux at large scale.
C. IBM Power Systems
IBM Power Systems is IBM’s family of high-performance server computers designed for enterprise workloads, known for their reliability, scalability, and support for operating systems like IBM i, AIX, and Linux.
D. IBM System/390
IBM System/390 is IBM’s family of 1990s mainframe computers that introduced 31-bit ESA/390 architecture and advanced enterprise computing features, forming the basis for later System z systems.
E. z/Architecture
z/Architecture is IBM's 64-bit mainframe instruction set architecture designed for high-reliability, high-throughput enterprise computing on System z servers.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	IBM POWER architecture family member ⓘ microprocessor architecture ⓘ
announcedBy	IBM ⓘ
announcedYear	2013 ⓘ
architectureType	RISC ⓘ
belongsToProgram	OpenPOWER initiative ⓘ linked to: OpenPOWER ecosystem
bitWidth	64-bit ⓘ
designer	IBM ⓘ
firstSystemsShippedYear	2014 ⓘ
generation	eighth-generation POWER ⓘ
hasClockSpeedRange	approximately 3.0 GHz to 4.5 GHz depending on model ⓘ
hasFeature	high memory bandwidth ⓘ integrated accelerator interfaces ⓘ large cache hierarchy ⓘ
hasL1Cache	per-core instruction and data caches ⓘ
hasL2Cache	per-core L2 cache ⓘ
hasL3Cache	on-chip eDRAM L3 cache ⓘ
hasL4Cache	off-chip L4 cache in memory buffer chips ⓘ
hasMaxCoresPerChip	up to 12 cores ⓘ
hasThreadsPerCore	up to 8 threads per core ⓘ
intendedUse	advanced virtualization workloads ⓘ high-performance enterprise servers ⓘ
marketedFor	big data analytics ⓘ cloud computing workloads ⓘ database and transactional processing ⓘ
predecessor	POWER7+ ⓘ linked to: POWER7
processTechnology	22 nm SOI ⓘ
successor	POWER9 ⓘ
supports	AIX ⓘ CAPI (Coherent Accelerator Processor Interface) ⓘ DDR3 memory ⓘ DDR4 memory ⓘ IBM i ⓘ KVM on Power ⓘ linked to: PowerKVM Linux on Power ⓘ linked to: Ubuntu on Power PCI Express 3.0 ⓘ linked to: PCI Express Power ISA 2.07 or later ⓘ linked to: Power ISA PowerVM ⓘ linked to: PowerVM virtualization SMT8 (8-way simultaneous multithreading) ⓘ linked to: Intel Hyper-Threading Technology big-endian mode ⓘ hardware transactional memory ⓘ hardware virtualization ⓘ little-endian mode for Linux ⓘ simultaneous multithreading ⓘ
usedIn	IBM Power Systems E-class servers ⓘ linked to: IBM Power Systems IBM Power Systems L-class Linux-only servers ⓘ linked to: IBM Power Systems IBM Power Systems S-class servers ⓘ linked to: IBM Power Systems OpenPOWER-based systems ⓘ

How these facts were elicited

Referenced by (8)

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

PowerVM → runsOn → POWER8 ⓘ

subject linked to: PowerVM virtualization

POWER7 → successor → POWER8 ⓘ

PowerKVM → targetHardwareArchitecture → POWER8 ⓘ

Power Systems servers → supportsProcessorGeneration → POWER8 ⓘ

POWER9 → predecessor → POWER8 ⓘ

POWER → hasVersion → POWER8 ⓘ

IBM POWER processors → familyMember → POWER8 ⓘ

IBM microprocessors → includesFamily → POWER8 ⓘ

All labels observed (1)

How this entity was disambiguated Show

Statements (48)

How these facts were elicited Show

Referenced by (8)

How this entity was disambiguated

How these facts were elicited