Fujitsu A64FX

E1039956

The Fujitsu A64FX is a high-performance 64-bit ARM-based server CPU designed for supercomputing, notably powering the Fugaku supercomputer.

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Statements (49)

Predicate Object
instanceOf ARM-based CPU
microprocessor
server CPU
additionalCoreCount 4 assistant cores
architecture ARMv8-A NERFINISHED
architectureExtension ARMv8.2-A NERFINISHED
SVE
bitWidth 64-bit
cacheType L1 cache
L2 cache
L3 cache
coreCount 48
coreType ARMv8-A compatible cores
countryOfOrigin Japan
designedFor supercomputing
fabricationProcess TSMC 7 nm NERFINISHED
instructionSet ARMv8-A NERFINISHED
interconnect Tofu Interconnect D NERFINISHED
introducedFor exascale-class computing
manufacturer Fujitsu NERFINISHED
memoryBandwidth over 1 TB/s
memoryChannels 4
memoryType HBM2
notableFeature first general-purpose CPU to implement SVE
onPackageMemoryCapacity 32 GB
powering Fugaku supercomputer NERFINISHED
processNode 7 nm
segment high-performance computing
supports ARM Scalable Vector Extension NERFINISHED
ARMv8-A AArch64 NERFINISHED
PCIe Gen3
RAS features
SIMD
bfloat16
double precision floating point
half precision floating point
hardware prefetching
single precision floating point
targetMarket HPC
supercomputers
top500Relevance used in system ranked #1 on TOP500 in June 2020
used in system ranked #1 on TOP500 in June 2021
used in system ranked #1 on TOP500 in November 2020
used in system ranked #1 on TOP500 in November 2021
totalCoreCount 52
usedIn Fugaku NERFINISHED
Fujitsu PRIMEHPC FX1000 NERFINISHED
Fujitsu PRIMEHPC FX700 NERFINISHED
vectorLength 512-bit SVE

Referenced by (1)

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

Fugaku supercomputer processor Fujitsu A64FX
subject surface form: Fugaku