Alpha software: FOSSbench scores have not yet been tested to be 100% accurate.
FOSSbench
Results›POWER8E (raw), altivec supported›Individual run

Individual benchmark run

POWER8E (raw), altivec supported

ibm,powernv ibm,firenze · tested Aug 27, 2026, 4:53 PM · uploaded by @l_28

In Review · not yet included in the processor average

C score67,989ASM score: 75,122

System information

Processor
POWER8E (raw), altivec supported
Computer model
ibm,powernv ibm,firenze
Architecture
PowerPC 64-bit big-endian
Physical cores reported by run
6
Hardware threads reported by run
48
L1 cache
96 KB
L2 cache
512 KB
L3 cache
8 MB
Memory
130,512 MB
Operating system
Fedora Linux 44 (Server Edition)
Kernel
Linux 7.0.13-200.fc44.ppc64le
Compiler
Clang 22.1.8 (Fedora 22.1.8-1.fc44)
FOSSbench version
0.4.2
Total test time
1 min 21 sec

Score summary

C multi-core67,989
C single-core6,522
ASM multi-core75,122
ASM single-core6,359

Test environment

Background monitoring
Available
Average background CPU use
2.2%
Peak background CPU use
2.3%
Available memory before test
125,612 MB
Running processes
1,531
Activity sample duration
10 seconds

Individual workload results

WorkloadRunMeasured performanceRaw throughputScoreElapsedIterationsThreadsChecksum
Native Integer Mathcommon 32-bit multiply/add/rotate mix10% of overall scoreMulti-core43,114.58 Mops/s43,114.58 million work units/sec139,7100.45 seconds25048125558315088
Single-core2,959.49 Mops/s2,959.49 million work units/sec9,5900.42 seconds77311355553044
Wide Integer Math64-bit PowerPC integer ALU10% of overall scoreMulti-core38,433.81 Mops/s38,433.81 million work units/sec124,5420.65 seconds216483145324909685438624
Single-core3,242.26 Mops/s3,242.26 million work units/sec10,5060.45 seconds61416699002349844201473
Floating Point MathPowerPC scalar double-precision floating point10% of overall scoreMulti-core5,681.99 Mops/s5,681.99 million work units/sec33,7810.56 seconds3348521017179514309536
Single-core462.5 Mops/s462.5 million work units/sec2,7500.52 seconds12114622540543000602686
Prime Numberssieve of Eratosthenes to 2M10% of overall scoreMulti-core4,126.82 Mcand/s4,126.82 million work units/sec50,8230.51 seconds2248157273248
Single-core628.56 Mcand/s628.56 million work units/sec7,7410.53 seconds165124573945
Extended InstructionsAltiVec: 128-bit integer vectors (PowerPC 970)10% of overall scoreMulti-core65,243.9 Mops/s65,243.9 million work units/sec99,2150.5 seconds21248133613028000
Single-core4,086.06 Mops/s4,086.06 million work units/sec6,2140.42 seconds5321786998648
CompressionLZ77 match finder, 4 MiB corpus10% of overall scoreMulti-core5,068.79 MB/s5,068.79 million work units/sec75,2050.56 seconds14481128945216
Single-core429.67 MB/s429.67 million work units/sec6,3750.45 seconds46177278988
EncryptionChaCha20, 20 rounds, 1 MiB10% of overall scoreMulti-core5,683.17 MB/s5,683.17 million work units/sec139,9800.48 seconds5448201986995008
Single-core380.79 MB/s380.79 million work units/sec9,3790.52 seconds19013440065174
Physics512-body direct-sum gravity10% of overall scoreMulti-core861.79 Mpair/s861.79 million work units/sec13,6580.37 seconds2548469483143287796288
Single-core77.39 Mpair/s77.39 million work units/sec1,2260.53 seconds155113846430516857461764
Sortingheapsort, 1M uint3210% of overall scoreMulti-core1,633.65 Mkey-cmp/s1,633.65 million work units/sec45,0040.62 seconds1488600702915272616944
Single-core112.54 Mkey-cmp/s112.54 million work units/sec3,1000.56 seconds314406560160959951765
Memory Latencydependent-load pointer chase, 16 MiB0% of overall scoreMulti-core447.97 ns/access107.15 million work units/sec13,5630.9 seconds248357834680
Single-core64.53 ns/access15.5 million work units/sec1,9620.45 seconds715807368
Memory BandwidthSTREAM triad, 12 MiB working set per thread10% of overall scoreMulti-core35,218.47 MB/s35,218.47 million work units/sec110,0580.46 seconds274851284393088
Single-core14,705.14 MB/s14,705.14 million work units/sec45,9540.55 seconds64411065421088