Alpha software: FOSSbench scores have not yet been tested to be 100% accurate.
FOSSbench

Individual benchmark run

ARM64

ARM64 · tested Jul 21, 2026, 6:48 PM · uploaded by @lethaltail

In Review · not yet included in the processor average

C score2,140ASM score: 1,211

System information

Processor
ARM64
Computer model
ARM64
Architecture
ARM64
Physical cores reported by run
1
Hardware threads reported by run
1
L1 cache
1 MB
L2 cache
1 MB
L3 cache
1 MB
Memory
1 MB
Operating system
Linux
Kernel
Linux 6.18.35-0-virt
Compiler
Clang 22.1.8
FOSSbench version
0.4.0
Total test time
1 min 21 sec

Score summary

C multi-core2,140
C single-core2,153
ASM multi-core1,211
ASM single-core1,230

Test environment

Background monitoring
Unavailable
Average background CPU use
0%
Peak background CPU use
0%
Available memory before test
Not reported
Running processes
-1
Activity sample duration
0 seconds

Individual workload results

WorkloadRunMeasured performanceRaw throughputScoreElapsedIterationsThreadsChecksum
Native Integer Mathcommon 32-bit multiply/add/rotate mix10% of overall scoreMulti-core3,634.29 Mops/s3,634.29 million work units/sec11,7770.53 seconds1,1941752734402
Single-core3,671.32 Mops/s3,671.32 million work units/sec11,8970.52 seconds1,19111990670744
Wide Integer Math64-bit ALU: madd, umulh, udiv, bitops10% of overall scoreMulti-core4,294.7 Mops/s4,294.7 million work units/sec13,9170.53 seconds940111598588357062603699
Single-core4,252.61 Mops/s4,252.61 million work units/sec13,7800.53 seconds936110643960144645641295
Floating Point Mathdouble: fmadd, fdiv, fsqrt10% of overall scoreMulti-core110.91 Mops/s110.91 million work units/sec6590.56 seconds3114622540543000602686
Single-core114.11 Mops/s114.11 million work units/sec6780.54 seconds3114622540543000602686
Prime Numberssieve of Eratosthenes to 2M10% of overall scoreMulti-core123.71 Mcand/s123.71 million work units/sec1,5240.53 seconds3314914789
Single-core123.09 Mcand/s123.09 million work units/sec1,5160.52 seconds3214765856
Extended InstructionsNEON ASIMD: 128-bit integer + float10% of overall scoreMulti-core4,070.06 Mops/s4,070.06 million work units/sec6,1890.5 seconds63813437681037
Single-core4,052.17 Mops/s4,052.17 million work units/sec6,1620.51 seconds64912821646738
CompressionLZ77 match finder, 4 MiB corpus10% of overall scoreMulti-core137.29 MB/s137.29 million work units/sec2,0370.55 seconds18130239604
Single-core141.69 MB/s141.69 million work units/sec2,1020.53 seconds18130239604
EncryptionChaCha20, 20 rounds, 1 MiB10% of overall scoreMulti-core101.09 MB/s101.09 million work units/sec2,4900.52 seconds5013278901510
Single-core100.19 MB/s100.19 million work units/sec2,4680.53 seconds5112903576465
Physics512-body direct-sum gravity10% of overall scoreMulti-core9.85 Mpair/s9.85 million work units/sec1560.53 seconds2014635877111988788155
Single-core9.98 Mpair/s9.98 million work units/sec1580.55 seconds2114635158712483776988
Sortingheapsort, 1M uint3210% of overall scoreMulti-core57.29 Mkey-cmp/s57.29 million work units/sec1,5780.73 seconds210
Single-core57.72 Mkey-cmp/s57.72 million work units/sec1,5900.73 seconds210
Memory Latencydependent-load pointer chase, 16 MiB0% of overall scoreMulti-core71.55 ns/access13.98 million work units/sec1,7690.57 seconds813098456
Single-core68.22 ns/access14.66 million work units/sec1,8560.55 seconds813098456
Memory BandwidthSTREAM triad, 12 MiB working set per thread10% of overall scoreMulti-core506.1 MB/s506.1 million work units/sec1,5820.62 seconds2511069437960
Single-core506.01 MB/s506.01 million work units/sec1,5810.62 seconds2511069437960