ARM Cortex-R series

E359749

ARM architecture core family microprocessor core family

The ARM Cortex-R series is a family of 32-bit RISC processor cores designed by ARM for high-performance, real-time and safety-critical embedded applications such as automotive, industrial control, and storage systems.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (12)

Label	Occurrences
ARM Cortex-R architecture	1
ARM Cortex-R family	1
ARM Cortex-R series canonical	1
ARM Cortex-R4	1
ARM Cortex-R5	1
ARM Cortex-R52	1
ARM Cortex-R52+	1
ARM Cortex-R7	1
ARM Cortex-R8	1
ARM Cortex-R82	1
ARMv7-R	1
ARMv7-R architecture	1

How this entity was disambiguated

This entity first appeared as the object of triple T3426732 — 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: ARM Cortex-R series
Context triple: [Acorn RISC Machine, notableImplementation, ARM Cortex-R series]

A. ARM
ARM is a family of energy-efficient RISC processor architectures widely used in mobile devices, embedded systems, and increasingly in laptops and servers.
B. ARMv7-A architecture
ARMv7-A architecture is a 32-bit ARM processor architecture widely used in smartphones, tablets, and embedded systems, featuring advanced performance, virtualization, and security capabilities.
C. ARMv8-A
ARMv8-A is a 64-bit ARM processor architecture generation that introduces the AArch64 execution state and underpins many modern mobile and desktop CPUs.
D. ARM Neoverse
ARM Neoverse is a family of 64-bit ARM-based processor platforms designed primarily for high-performance cloud, data center, and infrastructure workloads.
E. ARMv6 architecture family
The ARMv6 architecture family is a generation of 32-bit ARM processor designs that introduced significant enhancements in performance, multimedia processing, and security features for mobile and embedded devices.
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: ARM Cortex-R series
Target entity description: The ARM Cortex-R series is a family of 32-bit RISC processor cores designed by ARM for high-performance, real-time and safety-critical embedded applications such as automotive, industrial control, and storage systems.

A. ARM
ARM is a family of energy-efficient RISC processor architectures widely used in mobile devices, embedded systems, and increasingly in laptops and servers.
B. ARMv7-A architecture
ARMv7-A architecture is a 32-bit ARM processor architecture widely used in smartphones, tablets, and embedded systems, featuring advanced performance, virtualization, and security capabilities.
C. ARMv8-A
ARMv8-A is a 64-bit ARM processor architecture generation that introduces the AArch64 execution state and underpins many modern mobile and desktop CPUs.
D. ARM Neoverse
ARM Neoverse is a family of 64-bit ARM-based processor platforms designed primarily for high-performance cloud, data center, and infrastructure workloads.
E. ARMv6 architecture family
The ARMv6 architecture family is a generation of 32-bit ARM processor designs that introduced significant enhancements in performance, multimedia processing, and security features for mobile and embedded devices.
F. None of above. chosen

Statements (47)

Predicate	Object
instanceOf	ARM architecture core family ⓘ microprocessor core family ⓘ
architecture	ARM ⓘ
bitWidth	32-bit ⓘ
designer	Arm Ltd. ⓘ surface form: Arm Holdings
endianSupport	big-endian ⓘ little-endian ⓘ
executionModel	real-time ⓘ
familyMember	ARM Cortex-R series self-linksurface differs ⓘ surface form: ARM Cortex-R4 ARM Cortex-R series self-linksurface differs ⓘ surface form: ARM Cortex-R5 ARM Cortex-R series self-linksurface differs ⓘ surface form: ARM Cortex-R52 ARM Cortex-R series self-linksurface differs ⓘ surface form: ARM Cortex-R52+ ARM Cortex-R series self-linksurface differs ⓘ surface form: ARM Cortex-R7 ARM Cortex-R series self-linksurface differs ⓘ surface form: ARM Cortex-R8 ARM Cortex-R series self-linksurface differs ⓘ surface form: ARM Cortex-R82
instructionSetType	RISC ⓘ
intendedApplication	automotive systems ⓘ industrial control ⓘ real-time embedded systems ⓘ safety-critical systems ⓘ storage systems ⓘ
licenseModel	IP core licensing ⓘ
marketedBy	Arm Ltd. ⓘ surface form: Arm Limited
performanceClass	high-performance embedded ⓘ
powerEfficiency	optimized for embedded power envelopes ⓘ
relatedTo	ARM Cortex-A ⓘ surface form: ARM Cortex-A series ARM Cortex-M series ⓘ
supportsFeature	NEON SIMD in some cores ⓘ SMP support in some cores ⓘ cache memory ⓘ deterministic interrupt response ⓘ error-correcting code memory ⓘ fast context switching ⓘ hardware floating-point unit ⓘ interrupt nesting ⓘ lockstep cores ⓘ low interrupt latency ⓘ memory protection unit ⓘ tightly coupled memory ⓘ virtualization support in some cores ⓘ
targetDomain	automotive functional safety ⓘ baseband processing ⓘ hard disk drive controllers ⓘ industrial automation ⓘ medical devices ⓘ solid-state drive controllers ⓘ
targetStandard	ISO 26262 ⓘ

How these facts were elicited

Referenced by (12)

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

VFP floating-point extension → targetPlatform → ARM Cortex-R series ⓘ

this entity surface form: ARMv7-R architecture

Acorn RISC Machine → notableImplementation → ARM Cortex-R series ⓘ

Zephyr RTOS → supports → ARM Cortex-R series ⓘ

this entity surface form: ARM Cortex-R architecture

NEON SIMD → targetArchitecture → ARM Cortex-R series ⓘ

this entity surface form: ARMv7-R

Thumb instruction set → compatibleWith → ARM Cortex-R series ⓘ

this entity surface form: ARM Cortex-R family