Fields

hardware None
os_version None

Parameters

cpu Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Address sizes: 48 bits physical, 48 bits virtual
Byte Order: Little Endian
CPU(s): 128
On-line CPU(s) list: 0-127
Vendor ID: AuthenticAMD
Model name: AMD EPYC 7702 64-Core Processor
CPU family: 23
Model: 49
Thread(s) per core: 2
Core(s) per socket: 64
Socket(s): 1
Stepping: 0
Frequency boost: enabled
CPU max MHz: 2000.0000
CPU min MHz: 1500.0000
BogoMIPS: 3992.40
Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl nonstop_tsc cpuid extd_apicid aperfmperf rapl pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit wdt tce topoext perfctr_core perfctr_nb bpext perfctr_llc mwaitx cpb cat_l3 cdp_l3 hw_pstate ssbd mba ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 cqm rdt_a rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local clzero irperf xsaveerptr rdpru wbnoinvd amd_ppin arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold avic v_vmsave_vmload vgif v_spec_ctrl umip rdpid overflow_recov succor smca
Virtualization: AMD-V
L1d cache: 2 MiB (64 instances)
L1i cache: 2 MiB (64 instances)
L2 cache: 32 MiB (64 instances)
L3 cache: 256 MiB (16 instances)
NUMA node(s): 1
NUMA node0 CPU(s): 0-127
Vulnerability Itlb multihit: Not affected
Vulnerability L1tf: Not affected
Vulnerability Mds: Not affected
Vulnerability Meltdown: Not affected
Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl
Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization
Vulnerability Spectre v2: Mitigation; Full AMD retpoline, IBPB conditional, IBRS_FW, STIBP conditional, RSB filling
Vulnerability Srbds: Not affected
Vulnerability Tsx async abort: Not affected
memory MemTotal: 263689112 kB

Fields

NameValue

Parameters

NameValue
as GNU assembler (GNU Binutils; openSUSE Tumbleweed) 2.34.0.20200325-1
Copyright (C) 2020 Free Software Foundation, Inc.
This program is free software; you may redistribute it under the terms of
the GNU General Public License version 3 or later.
This program has absolutely no warranty.
This assembler was configured for a target of `x86_64-suse-linux'.
gcc gcc (GCC) 8.4.1 20201227 4b7d812db484696640ee3cc692ce92fb2fe95810
Copyright (C) 2018 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
git_revision 4b7d812db484696640ee3cc692ce92fb2fe95810
glibc GNU C Library (GNU libc) stable release version 2.31 (git 0a8262a1b2).
Copyright (C) 2020 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.
There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE.
Configured for x86_64-suse-linux.
Compiled by GNU CC version 10.1.1 20200625 [revision c91e43e9363bd119a695d64505f96539fa451bf2].
libc ABIs: UNIQUE IFUNC ABSOLUTE
For bug reporting instructions, please see:
<http://bugs.opensuse.org>.
glibc_location /lib64/libc.so.6
ld GNU ld (GNU Binutils; openSUSE Tumbleweed) 2.34.0.20200325-1
options None
reason None
uname Linux benzen 5.7.9-1-default #1 SMP Thu Jul 16 09:40:08 UTC 2020 (a010166) x86_64 x86_64 x86_64 GNU/Linux
Filter

benzen.gcc-8.O2_g test results

Run Order Start Time Duration
Current 1609028267000.4b7d812db484696640ee3cc692ce92fb2fe95810 2020-12-27T12:00:50.278545 0:01:28.882495
Previous 1604017058000.b0cb1f1fed535595660d03469fb922b2cd42ba4e 2020-10-31T12:27:17.014281 0:01:27.070112
Baseline 1578183366000.7daeb907afcd409b116b388a2c2cfba005f5623c 2020-01-05T03:02:54.069530 0:01:25.492507


Tests Summary

Status Group # # (B)
Performance Regressions 6 6
Performance Improvements 3 28
Added Tests 2 2
Unchanged Tests 1207 1182
Total Tests 1218

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/aermod 3.83% 16.951 17.600 - -0.14% -
tramp3d 3.31% 45.101 46.592 - -0.42% -
polyhedron/doduc 2.21% 3.277 3.350 - -0.66% -

Performance Regressions - execution_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/aermod 3.07% 7.281 7.504 - -10.60% -

Performance Regressions - score Δ Previous Current σ Δ (B) σ (B)
botan/AES-128/OCB encrypt -2.30% 860.257 840.475 - -3.14% -
botan/AES-128/OCB decrypt -2.08% 855.522 837.753 - -3.31% -

Performance Improvements - execution_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/tfft2 -2.54% 46.625 45.442 - -1.83% -

Performance Improvements - score Δ Previous Current σ Δ (B) σ (B)
botan/ChaCha20Poly1305 decrypt 5.77% 396.299 419.166 - 0.30% -
botan/ChaCha20Poly1305 encrypt 5.44% 398.514 420.209 - 0.37% -

Added Tests - size
random/empty.C/elf/sections/text
random/empty.c/elf/sections/text

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
botan 6.44% 14.57 MB 15.50 MB - -0.13% -
random/empty.C 3.67% 17.13 MB 17.76 MB - 0.35% -

Performance Regressions - score Δ (B) Baseline Current σ (B) Δ σ
botan/AES-128/OCB decrypt -3.31% 866.403 837.753 - -2.08% -
botan/AES-128/XTS decrypt -3.24% 1409.924 1364.196 - 0.17% -
botan/AES-128/OCB encrypt -3.14% 867.752 840.475 - -2.30% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
polyhedron/test_fpu2/elf/sections/text 3.42% 31.05 KB 32.11 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr70614.c -42.75% 1.710 0.979 - -0.33% -
botan -14.11% 111.554 95.812 - -1.36% -
random/pr29433.cpp -9.39% 16.030 14.524 - -0.23% -
polyhedron/induct2 -9.38% 3.636 3.295 - 0.12% -
random/pr38518.c -6.63% 17.148 16.011 - -0.53% -
polyhedron/test_fpu2 -5.04% 2.083 1.978 - 0.19% -
random/pr12850.cpp -2.75% 61.257 59.573 - 0.25% -
polyhedron/fatigue2 -2.45% 1.605 1.566 - 0.30% -
nbench -2.28% 2.235 2.184 - -0.04% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/air -29.33% 3.442 2.433 - 0.61% -
polyhedron/linpk -14.28% 4.134 3.544 - -1.08% -
polyhedron/mdbx -13.76% 7.789 6.718 - 0.09% -
polyhedron/aermod -10.60% 8.393 7.504 - 3.07% -
polyhedron/nf -10.57% 9.280 8.299 - -0.12% -
polyhedron/protein -8.58% 18.628 17.030 - 0.00% -
polyhedron/doduc -7.61% 11.334 10.472 - 0.10% -
polyhedron/fatigue2 -6.02% 114.796 107.890 - 0.19% -
polyhedron/ac -4.67% 21.363 20.365 - 0.15% -
polyhedron/rnflow -4.53% 23.492 22.428 - -0.21% -
polyhedron/capacita -3.69% 24.874 23.955 - -0.02% -
polyhedron/channel2 -3.68% 42.582 41.015 - 0.01% -

Performance Improvements - score Δ (B) Baseline Current σ (B) Δ σ
botan/AES-128 encrypt 85.47% 3149.439 5841.290 - 0.14% -
botan/AES-128 decrypt 84.57% 3169.989 5850.691 - -0.01% -
botan/AES-192 encrypt 82.86% 2704.430 4945.436 - -0.03% -
botan/AES-192 decrypt 40.18% 3512.046 4923.119 - -0.01% -
himeno 3.19% 963.712 994.438 - -0.02% -
botan/AES-128/XTS encrypt 2.74% 1452.998 1492.792 - 0.51% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
polyhedron/test_fpu2/elf -9.20% 145.63 KB 132.23 KB - 0.00% -

Added Tests - size
random/empty.C/elf/sections/text
random/empty.c/elf/sections/text


Report Time: 0.30s
Name Current %
botan/AES-128 decrypt 5850.691 -
botan/AES-128 encrypt 5841.290 -
botan/AES-128/CBC/PKCS7 decrypt 2839.791 -
botan/AES-128/CBC/PKCS7 encrypt 677.457 -
botan/AES-128/EAX decrypt 434.364 -
botan/AES-128/EAX encrypt 436.092 -
botan/AES-128/GCM(16) [clmul] decrypt 1092.510 -
botan/AES-128/GCM(16) [clmul] encrypt 1097.895 -
botan/AES-128/OCB decrypt 837.753 -2.08%
botan/AES-128/OCB encrypt 840.475 -2.30%
botan/AES-128/XTS decrypt 1364.196 -
botan/AES-128/XTS encrypt 1492.792 -
botan/AES-192 decrypt 4923.119 -
botan/AES-192 encrypt 4945.436 -
botan/AES-256 decrypt 4192.990 -
botan/AES-256 encrypt 4164.605 -
botan/ARIA-128 decrypt 161.995 -
botan/ARIA-128 encrypt 162.002 -
botan/ARIA-192 decrypt 139.372 -
botan/ARIA-192 encrypt 139.426 -
botan/ARIA-256 decrypt 122.447 -
botan/ARIA-256 encrypt 122.167 -
botan/Blowfish decrypt 228.249 -
botan/Blowfish encrypt 227.719 -
botan/CAST-128 decrypt 221.799 -
botan/CAST-128 encrypt 222.406 -
botan/CAST-256 decrypt 117.537 -
botan/CAST-256 encrypt 117.586 -
botan/CMAC(AES-128) mac 757.158 -
botan/CTR-BE(AES-128) decrypt 3043.117 -
botan/CTR-BE(AES-128) encrypt 3042.592 -
botan/CTR-BE(Serpent) decrypt 226.662 -
botan/CTR-BE(Serpent) encrypt 226.575 -
botan/Camellia-128 decrypt 136.448 -
botan/Camellia-128 encrypt 138.755 -
botan/Camellia-192 decrypt 106.685 -
botan/Camellia-192 encrypt 108.073 -
botan/Camellia-256 decrypt 106.682 -
botan/Camellia-256 encrypt 108.026 -
botan/ChaCha20Poly1305 decrypt 419.166 5.77%
botan/ChaCha20Poly1305 encrypt 420.209 5.44%
botan/DES decrypt 91.815 -
botan/DES encrypt 91.717 -
botan/GOST-28147-89(R3411_94_TestParam) decrypt 63.503 -
botan/GOST-28147-89(R3411_94_TestParam) encrypt 62.908 -
botan/HMAC(SHA-256) mac 1455.281 -
botan/IDEA decrypt 457.566 -
botan/IDEA encrypt 456.191 -
botan/KASUMI decrypt 75.096 -
botan/KASUMI encrypt 77.620 -
botan/Keccak-1600(512) hash 149.172 -
botan/MISTY1 decrypt 97.631 -
botan/MISTY1 encrypt 97.910 -
botan/Noekeon decrypt 357.422 -
botan/Noekeon encrypt 362.376 -
botan/RC4 encrypt 186.786 -
botan/RIPEMD-160 hash 370.406 -
botan/SHA-160 hash 1320.529 -
botan/SHA-256 hash 1281.374 -
botan/SHA-512 hash 284.906 -
botan/SHACAL2 decrypt 409.203 -
botan/SHACAL2 encrypt 1449.348 -
botan/SM4 decrypt 122.338 -
botan/SM4 encrypt 122.593 -
botan/Salsa20 encrypt 500.954 -
botan/Serpent decrypt 270.475 -
botan/Serpent encrypt 241.164 -
botan/Serpent/CBC/PKCS7 decrypt 246.550 -
botan/Serpent/CBC/PKCS7 encrypt 87.903 -
botan/Serpent/EAX decrypt 56.047 -
botan/Serpent/EAX encrypt 55.907 -
botan/Serpent/GCM(16) [clmul] decrypt 167.152 -
botan/Serpent/GCM(16) [clmul] encrypt 167.390 -
botan/Serpent/OCB decrypt 198.261 -
botan/Serpent/OCB encrypt 178.915 -
botan/Serpent/XTS decrypt 224.550 -
botan/Serpent/XTS encrypt 202.673 -
botan/Skein-512(512) hash 445.066 -
botan/Threefish-512 decrypt 337.042 -
botan/Threefish-512 encrypt 354.952 -
botan/Tiger(24,3) hash 467.222 -
botan/TripleDES decrypt 31.932 -
botan/TripleDES encrypt 31.853 -
botan/Twofish decrypt 298.742 -
botan/Twofish encrypt 304.263 -
botan/Whirlpool hash 144.219 -
botan/XTEA decrypt 199.218 -
botan/XTEA encrypt 199.705 -
himeno 994.438 -
nbench/ASSIGNMENT 64.120 -
nbench/BITFIELD 658250000.000 -
nbench/FOURIER 151220.000 -
nbench/FP EMULATION 544.820 -
nbench/HUFFMAN 6237.200 -
nbench/IDEA 14747.000 -
nbench/LU DECOMPOSITION 3780.500 -
nbench/NEURAL NET 133.550 -
nbench/NUMERIC SORT 1563.700 -
nbench/STRING SORT 1272.300 -
Geometric Mean 430.204 -
Name Current %
botan/elf 13.19 MB -
botan/elf/sections/text 294.13 KB -
cray/elf 60.16 KB -
cray/elf/sections/text 6.92 KB -
himeno/elf 45.62 KB -
himeno/elf/sections/text 4.58 KB -
nbench/elf 222.54 KB -
nbench/elf/sections/text 29.39 KB -
polyhedron/ac/elf 49.39 KB -
polyhedron/ac/elf/sections/text 11.63 KB -
polyhedron/aermod/elf 1.59 MB -
polyhedron/aermod/elf/sections/text 656.63 KB -
polyhedron/air/elf 113.55 KB -
polyhedron/air/elf/sections/text 34.53 KB -
polyhedron/capacita/elf 78.02 KB -
polyhedron/capacita/elf/sections/text 23.44 KB -
polyhedron/channel2/elf 42.95 KB -
polyhedron/channel2/elf/sections/text 9.27 KB -
polyhedron/doduc/elf 449.71 KB -
polyhedron/doduc/elf/sections/text 89.20 KB -
polyhedron/fatigue2/elf 117.17 KB -
polyhedron/fatigue2/elf/sections/text 35.22 KB -
polyhedron/gas_dyn2/elf 104.18 KB -
polyhedron/gas_dyn2/elf/sections/text 25.63 KB -
polyhedron/induct2/elf 309.64 KB -
polyhedron/induct2/elf/sections/text 98.44 KB -
polyhedron/linpk/elf 41.43 KB -
polyhedron/linpk/elf/sections/text 6.25 KB -
polyhedron/mdbx/elf 140.67 KB -
polyhedron/mdbx/elf/sections/text 28.25 KB -
polyhedron/mp_prop_design/elf 64.30 KB -
polyhedron/mp_prop_design/elf/sections/text 15.63 KB -
polyhedron/nf/elf 53.68 KB -
polyhedron/nf/elf/sections/text 9.99 KB -
polyhedron/protein/elf 146.19 KB -
polyhedron/protein/elf/sections/text 39.61 KB -
polyhedron/rnflow/elf 195.25 KB -
polyhedron/rnflow/elf/sections/text 41.72 KB -
polyhedron/test_fpu2/elf 132.23 KB -
polyhedron/test_fpu2/elf/sections/text 32.11 KB -
polyhedron/tfft2/elf 42.18 KB -
polyhedron/tfft2/elf/sections/text 6.00 KB -
random/empty.C/elf 1.29 KB -
random/empty.C/elf/sections/text 0.00 B -
random/empty.c/elf 1.29 KB -
random/empty.c/elf/sections/text 0.00 B -
random/pr12392.cpp/elf 26.42 MB -
random/pr12392.cpp/elf/sections/text 390.29 KB -
random/pr12850.cpp/elf 34.42 MB -
random/pr12850.cpp/elf/sections/text 27.26 KB -
random/pr26854-2.c/elf 1.62 MB -
random/pr26854-2.c/elf/sections/text 330.60 KB -
random/pr29433.cpp/elf 1.49 MB -
random/pr29433.cpp/elf/sections/text 39.00 B -
random/pr36262.c/elf 368.34 KB -
random/pr36262.c/elf/sections/text 112.93 KB -
random/pr36291.cpp/elf 14.23 MB -
random/pr36291.cpp/elf/sections/text 832.82 KB -
random/pr36439.cpp/elf 13.15 MB -
random/pr36439.cpp/elf/sections/text 193.00 B -
random/pr38518.c/elf 368.11 KB -
random/pr38518.c/elf/sections/text 112.93 KB -
random/pr69609.c/elf 1.06 MB -
random/pr69609.c/elf/sections/text 385.37 KB -
random/pr70614.c/elf 141.56 KB -
random/pr70614.c/elf/sections/text 31.69 KB -
tramp3d/elf 23.21 MB -
tramp3d/elf/sections/text 451.84 KB -
Geometric Mean 54.21 KB -45.67%