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.Ofast_march_native test results

Run Order Start Time Duration
Current 1609028267000.4b7d812db484696640ee3cc692ce92fb2fe95810 2020-12-27T12:00:50.278545 0:01:29.287396
Previous 1604017058000.b0cb1f1fed535595660d03469fb922b2cd42ba4e 2020-10-31T12:27:17.014281 0:01:27.481236
Baseline 1578183366000.7daeb907afcd409b116b388a2c2cfba005f5623c 2020-01-05T03:02:54.069530 0:01:25.895366


Tests Summary

Status Group # # (B)
Performance Regressions 2 8
Performance Improvements 3 41
Unchanged Tests 979 935
Total Tests 984

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
nbench 3.95% 2.640 2.744 - -2.15% -

Performance Regressions - score Δ Previous Current σ Δ (B) σ (B)
nbench/NEURAL NET -2.40% 232.070 226.510 - -11.33% -

Performance Improvements - score Δ Previous Current σ Δ (B) σ (B)
botan/AES-128/OCB decrypt 2.60% 960.596 985.564 - 2.70% -
botan/AES-128/XTS decrypt 2.51% 1594.599 1634.568 - -0.30% -
botan/AES-128/OCB encrypt 2.26% 980.578 1002.705 - 2.32% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
botan 5.63% 14.57 MB 15.39 MB - -0.88% -
polyhedron/gas_dyn2 2.88% 62.37 MB 64.17 MB - -0.19% -

Performance Regressions - score Δ (B) Baseline Current σ (B) Δ σ
nbench/NEURAL NET -11.33% 255.440 226.510 - -2.40% -
botan/TripleDES decrypt -6.56% 33.654 31.447 - 0.11% -
botan/TripleDES encrypt -6.27% 33.521 31.419 - 0.14% -
botan/AES-128/GCM(16) [clmul] decrypt -3.85% 1144.368 1100.357 - -1.62% -
botan/AES-128/GCM(16) [clmul] encrypt -3.58% 1179.136 1136.964 - -0.59% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
polyhedron/gas_dyn2/elf/sections/text 2.80% 44.16 KB 45.39 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
botan -17.57% 79.385 65.440 - 1.49% -
polyhedron/test_fpu2 -5.98% 2.388 2.245 - 0.38% -
polyhedron/aermod -2.78% 18.095 17.591 - 0.18% -
nbench -2.15% 2.805 2.744 - 3.95% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
tramp3d -42.65% 1.789 1.026 - 0.09% -
polyhedron/air -37.93% 2.785 1.728 - -0.01% -
polyhedron/nf -18.24% 5.136 4.199 - -0.16% -
polyhedron/mdbx -16.86% 6.323 5.257 - 0.06% -
polyhedron/linpk -14.66% 3.318 2.831 - 0.02% -
polyhedron/aermod -13.53% 8.122 7.022 - -0.11% -
polyhedron/ac -12.18% 8.716 7.654 - -0.12% -
polyhedron/doduc -10.91% 9.213 8.208 - -0.28% -
polyhedron/capacita -8.18% 24.969 22.926 - -0.15% -
polyhedron/rnflow -5.69% 20.842 19.657 - 0.16% -
polyhedron/protein -5.44% 17.663 16.702 - 0.12% -
polyhedron/test_fpu2 -5.02% 43.533 41.349 - 0.04% -
polyhedron/mp_prop_design -3.93% 69.978 67.226 - 0.03% -
polyhedron/induct2 -3.57% 28.859 27.830 - 0.04% -
polyhedron/tfft2 -2.73% 84.482 82.176 - 1.40% -
polyhedron/gas_dyn2 -2.40% 49.861 48.665 - -0.30% -
polyhedron/channel2 -2.31% 37.201 36.342 - -0.09% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
polyhedron/test_fpu2 -3.42% 74.96 MB 72.40 MB - -0.01% -

Performance Improvements - score Δ (B) Baseline Current σ (B) Δ σ
botan/AES-128 decrypt 87.40% 3129.575 5864.767 - 0.07% -
botan/AES-192 encrypt 84.46% 2704.276 4988.380 - 0.03% -
botan/AES-128 encrypt 84.30% 3133.974 5776.060 - -0.49% -
botan/AES-192 decrypt 39.87% 3543.394 4956.052 - -0.14% -
himeno 3.22% 968.374 999.571 - -0.04% -
botan/DES decrypt 3.18% 93.218 96.182 - 0.08% -
botan/CAST-256 decrypt 3.14% 115.325 118.947 - 0.11% -
botan/DES encrypt 3.13% 93.060 95.973 - -0.01% -
botan/CAST-256 encrypt 3.12% 115.309 118.911 - -0.01% -
botan/AES-128/OCB decrypt 2.70% 959.693 985.564 - 2.60% -
botan/AES-128/OCB encrypt 2.32% 979.980 1002.705 - 2.26% -
nbench/ASSIGNMENT 2.30% 69.661 71.266 - 0.04% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
nbench/elf -8.01% 90.87 KB 83.59 KB - 0.00% -
himeno/elf -2.96% 26.10 KB 25.33 KB - 0.00% -
polyhedron/tfft2/elf -2.57% 30.13 KB 29.36 KB - 0.00% -
polyhedron/channel2/elf -2.56% 30.24 KB 29.47 KB - 0.00% -
polyhedron/linpk/elf -2.26% 33.89 KB 33.12 KB - 0.00% -
polyhedron/nf/elf -2.02% 38.23 KB 37.46 KB - 0.00% -
polyhedron/mp_prop_design/elf -2.00% 38.61 KB 37.84 KB - 0.00% -


Report Time: 0.15s
Name Current %
botan/AES-128 decrypt 5864.767 -
botan/AES-128 encrypt 5776.060 -
botan/AES-128/CBC/PKCS7 decrypt 3003.660 -
botan/AES-128/CBC/PKCS7 encrypt 795.240 -
botan/AES-128/EAX decrypt 463.688 -
botan/AES-128/EAX encrypt 467.933 -
botan/AES-128/GCM(16) [clmul] decrypt 1100.357 -
botan/AES-128/GCM(16) [clmul] encrypt 1136.964 -
botan/AES-128/OCB decrypt 985.564 2.60%
botan/AES-128/OCB encrypt 1002.705 2.26%
botan/AES-128/XTS decrypt 1634.568 2.51%
botan/AES-128/XTS encrypt 1630.909 -
botan/AES-192 decrypt 4956.052 -
botan/AES-192 encrypt 4988.380 -
botan/AES-256 decrypt 4250.112 -
botan/AES-256 encrypt 4231.849 -
botan/ARIA-128 decrypt 158.391 -
botan/ARIA-128 encrypt 158.470 -
botan/ARIA-192 decrypt 136.639 -
botan/ARIA-192 encrypt 136.595 -
botan/ARIA-256 decrypt 120.069 -
botan/ARIA-256 encrypt 120.159 -
botan/Blowfish decrypt 228.018 -
botan/Blowfish encrypt 227.818 -
botan/CAST-128 decrypt 226.427 -
botan/CAST-128 encrypt 227.844 -
botan/CAST-256 decrypt 118.947 -
botan/CAST-256 encrypt 118.911 -
botan/CMAC(AES-128) mac 828.679 -
botan/CTR-BE(AES-128) decrypt 3308.637 -
botan/CTR-BE(AES-128) encrypt 3317.120 -
botan/CTR-BE(Serpent) decrypt 188.206 -
botan/CTR-BE(Serpent) encrypt 188.761 -
botan/Camellia-128 decrypt 129.139 -
botan/Camellia-128 encrypt 131.054 -
botan/Camellia-192 decrypt 105.701 -
botan/Camellia-192 encrypt 107.003 -
botan/Camellia-256 decrypt 105.691 -
botan/Camellia-256 encrypt 107.010 -
botan/ChaCha20Poly1305 decrypt 366.843 -
botan/ChaCha20Poly1305 encrypt 368.995 -
botan/DES decrypt 96.182 -
botan/DES encrypt 95.973 -
botan/GOST-28147-89(R3411_94_TestParam) decrypt 65.758 -
botan/GOST-28147-89(R3411_94_TestParam) encrypt 65.053 -
botan/HMAC(SHA-256) mac 1456.744 -
botan/IDEA decrypt 374.606 -
botan/IDEA encrypt 374.261 -
botan/KASUMI decrypt 76.597 -
botan/KASUMI encrypt 76.877 -
botan/Keccak-1600(512) hash 178.704 -
botan/MISTY1 decrypt 92.885 -
botan/MISTY1 encrypt 92.935 -
botan/Noekeon decrypt 327.361 -
botan/Noekeon encrypt 322.492 -
botan/RC4 encrypt 186.634 -
botan/RIPEMD-160 hash 319.089 -
botan/SHA-160 hash 1363.967 -
botan/SHA-256 hash 1301.484 -
botan/SHA-512 hash 374.583 -
botan/SHACAL2 decrypt 473.893 -
botan/SHACAL2 encrypt 1442.948 -
botan/SM4 decrypt 118.012 -
botan/SM4 encrypt 117.785 -
botan/Salsa20 encrypt 504.258 -
botan/Serpent decrypt 242.872 -
botan/Serpent encrypt 193.012 -
botan/Serpent/CBC/PKCS7 decrypt 226.961 -
botan/Serpent/CBC/PKCS7 encrypt 86.116 -
botan/Serpent/EAX decrypt 52.586 -
botan/Serpent/EAX encrypt 52.668 -
botan/Serpent/GCM(16) [clmul] decrypt 139.449 -
botan/Serpent/GCM(16) [clmul] encrypt 139.808 -
botan/Serpent/OCB decrypt 187.985 -
botan/Serpent/OCB encrypt 157.636 -
botan/Serpent/XTS decrypt 210.468 -
botan/Serpent/XTS encrypt 172.105 -
botan/Skein-512(512) hash 448.514 -
botan/Threefish-512 decrypt 336.814 -
botan/Threefish-512 encrypt 359.779 -
botan/Tiger(24,3) hash 468.017 -
botan/TripleDES decrypt 31.447 -
botan/TripleDES encrypt 31.419 -
botan/Twofish decrypt 277.076 -
botan/Twofish encrypt 291.727 -
botan/Whirlpool hash 129.807 -
botan/XTEA decrypt 199.497 -
botan/XTEA encrypt 199.040 -
himeno 999.571 -
nbench/ASSIGNMENT 71.266 -
nbench/BITFIELD 657740000.000 -
nbench/FOURIER 288960.000 -
nbench/FP EMULATION 816.670 -
nbench/HUFFMAN 6511.500 -
nbench/IDEA 14166.000 -
nbench/LU DECOMPOSITION 5977.900 -
nbench/NEURAL NET 226.510 -2.40%
nbench/NUMERIC SORT 1567.900 -
nbench/STRING SORT 2113.900 -
Geometric Mean 436.594 -
Name Current %
botan/elf 694.03 KB -
botan/elf/sections/text 354.41 KB -
cray/elf 30.76 KB -
cray/elf/sections/text 8.05 KB -
himeno/elf 25.33 KB -
himeno/elf/sections/text 5.17 KB -
nbench/elf 83.59 KB -
nbench/elf/sections/text 49.02 KB -
polyhedron/ac/elf 41.12 KB -
polyhedron/ac/elf/sections/text 23.75 KB -
polyhedron/aermod/elf 986.74 KB -
polyhedron/aermod/elf/sections/text 736.89 KB -
polyhedron/air/elf 87.73 KB -
polyhedron/air/elf/sections/text 64.17 KB -
polyhedron/capacita/elf 54.96 KB -
polyhedron/capacita/elf/sections/text 35.09 KB -
polyhedron/channel2/elf 29.47 KB -
polyhedron/channel2/elf/sections/text 9.19 KB -
polyhedron/doduc/elf 144.38 KB -
polyhedron/doduc/elf/sections/text 115.13 KB -
polyhedron/fatigue2/elf 71.12 KB -
polyhedron/fatigue2/elf/sections/text 46.03 KB -
polyhedron/gas_dyn2/elf 76.31 KB -
polyhedron/gas_dyn2/elf/sections/text 45.39 KB -
polyhedron/induct2/elf 161.99 KB -
polyhedron/induct2/elf/sections/text 125.55 KB -
polyhedron/linpk/elf 33.12 KB -
polyhedron/linpk/elf/sections/text 15.14 KB -
polyhedron/mdbx/elf 71.62 KB -
polyhedron/mdbx/elf/sections/text 45.31 KB -
polyhedron/mp_prop_design/elf 37.84 KB -
polyhedron/mp_prop_design/elf/sections/text 17.88 KB -
polyhedron/nf/elf 37.46 KB -
polyhedron/nf/elf/sections/text 15.81 KB -
polyhedron/protein/elf 79.84 KB -
polyhedron/protein/elf/sections/text 49.03 KB -
polyhedron/rnflow/elf 91.63 KB -
polyhedron/rnflow/elf/sections/text 64.03 KB -
polyhedron/test_fpu2/elf 70.41 KB -
polyhedron/test_fpu2/elf/sections/text 43.92 KB -
polyhedron/tfft2/elf 29.36 KB -
polyhedron/tfft2/elf/sections/text 10.30 KB -
tramp3d_pgo/elf 1019.14 KB -
tramp3d_pgo/elf/sections/text 428.61 KB -
Geometric Mean 59.89 KB -