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Machine Info

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
Run Info

Fields

NameValue

Parameters

NameValue
as GNU assembler (GNU Binutils; openSUSE Tumbleweed) 2.35.1.20201112-1
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 20210223 02c0e337cf2190df6d8ce8d7cbeb4c1fd545ab01
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 02c0e337cf2190df6d8ce8d7cbeb4c1fd545ab01
glibc GNU C Library (GNU libc) release release version 2.32 (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 10.2.1 20201202 [revision e563687cf9d3d1278f45aaebd03e0f66531076c9].
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) 2.35.1.20201112-1
options None
reason None
uname Linux benzen 5.10.7-1-default #1 SMP Wed Jan 13 06:08:43 UTC 2021 (1c33a89) x86_64 x86_64 x86_64 GNU/Linux
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benzen.gcc-8.Ofast_march_native test results

Run Order Start Time Duration
Current 1614039481000.02c0e337cf2190df6d8ce8d7cbeb4c1fd545ab01 2021-02-24T02:25:03.497890 0:01:29.950240
Previous 1609028267000.4b7d812db484696640ee3cc692ce92fb2fe95810 2020-12-27T12:00:50.278545 0:01:29.287396
Baseline 1578183366000.7daeb907afcd409b116b388a2c2cfba005f5623c 2020-01-05T03:02:54.069530 0:01:25.895366

Tests Summary

Status Group # # (B)
Performance Regressions 21 22
Performance Improvements 6 34
Unchanged Tests 957 928
Total Tests 984

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
botan 9.85% 65.440 71.888 - -9.44% -
nbench 2.63% 2.744 2.816 - 0.42% -

Performance Regressions - score Δ Previous Current σ Δ (B) σ (B)
botan/KASUMI decrypt -8.92% 76.597 69.764 - -7.72% -
botan/KASUMI encrypt -8.32% 76.877 70.479 - -9.51% -

Performance Regressions - size Δ Previous Current σ Δ (B) σ (B)
himeno/elf 9.35% 25.33 KB 27.70 KB - 6.11% -
polyhedron/tfft2/elf 8.06% 29.36 KB 31.73 KB - 5.29% -
polyhedron/channel2/elf 8.03% 29.47 KB 31.84 KB - 5.27% -
cray/elf 7.70% 30.76 KB 33.12 KB - 7.59% -
polyhedron/linpk/elf 7.12% 33.12 KB 35.48 KB - 4.70% -
polyhedron/nf/elf 6.32% 37.46 KB 39.83 KB - 4.17% -
polyhedron/mp_prop_design/elf 6.26% 37.84 KB 40.20 KB - 4.13% -
polyhedron/ac/elf 5.74% 41.12 KB 43.48 KB - 3.79% -
polyhedron/capacita/elf 4.31% 54.96 KB 57.33 KB - 2.86% -
polyhedron/test_fpu2/elf 3.36% 70.41 KB 72.78 KB - 2.24% -
polyhedron/fatigue2/elf 3.33% 71.12 KB 73.48 KB - 2.22% -
polyhedron/mdbx/elf 3.30% 71.62 KB 73.99 KB - 2.20% -
polyhedron/gas_dyn2/elf 3.09% 76.31 KB 78.67 KB - 2.02% -
polyhedron/protein/elf 2.97% 79.84 KB 82.20 KB - 1.98% -
nbench/elf 2.83% 83.59 KB 85.95 KB - -5.41% -
polyhedron/air/elf 2.70% 87.73 KB 90.10 KB - 1.80% -
polyhedron/rnflow/elf 2.57% 91.63 KB 93.99 KB - 1.72% -

Performance Improvements - execution_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/rnflow -55.37% 19.657 8.773 - -57.91% -

Performance Improvements - score Δ Previous Current σ Δ (B) σ (B)
nbench/NEURAL NET 7.22% 226.510 242.860 - -4.92% -
botan/AES-128/GCM(16) [clmul] decrypt 4.91% 1100.357 1154.421 - 0.88% -
botan/AES-128/GCM(16) [clmul] encrypt 3.87% 1136.964 1180.999 - 0.16% -
botan/AES-128 encrypt 2.34% 5776.060 5911.051 - 88.61% -
botan/AES-128/OCB encrypt 2.04% 1002.705 1023.144 - 4.40% -

Run-Over-Baseline Changes Detail

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/gas_dyn2 3.06% 1.780 1.834 - 1.10% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
botan 3.75% 14.57 MB 15.11 MB - -1.78% -
polyhedron/gas_dyn2 2.50% 62.37 MB 63.93 MB - -0.37% -

Performance Regressions - score Δ (B) Baseline Current σ (B) Δ σ
botan/KASUMI encrypt -9.51% 77.889 70.479 - -8.32% -
botan/KASUMI decrypt -7.72% 75.604 69.764 - -8.92% -
botan/TripleDES decrypt -6.49% 33.654 31.469 - 0.07% -
botan/TripleDES encrypt -6.35% 33.521 31.393 - -0.08% -
nbench/NEURAL NET -4.92% 255.440 242.860 - 7.22% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
cray/elf 7.59% 30.79 KB 33.12 KB - 7.70% -
himeno/elf 6.11% 26.10 KB 27.70 KB - 9.35% -
polyhedron/tfft2/elf 5.29% 30.13 KB 31.73 KB - 8.06% -
polyhedron/channel2/elf 5.27% 30.24 KB 31.84 KB - 8.03% -
polyhedron/linpk/elf 4.70% 33.89 KB 35.48 KB - 7.12% -
polyhedron/nf/elf 4.17% 38.23 KB 39.83 KB - 6.32% -
polyhedron/mp_prop_design/elf 4.13% 38.61 KB 40.20 KB - 6.26% -
polyhedron/ac/elf 3.79% 41.90 KB 43.48 KB - 5.74% -
polyhedron/capacita/elf 2.86% 55.73 KB 57.33 KB - 4.31% -
polyhedron/gas_dyn2/elf/sections/text 2.84% 44.16 KB 45.41 KB - 0.04% -
polyhedron/test_fpu2/elf 2.24% 71.19 KB 72.78 KB - 3.36% -
polyhedron/fatigue2/elf 2.22% 71.89 KB 73.48 KB - 3.33% -
polyhedron/mdbx/elf 2.20% 72.40 KB 73.99 KB - 3.30% -
polyhedron/gas_dyn2/elf 2.02% 77.12 KB 78.67 KB - 3.09% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
botan -9.44% 79.385 71.888 - 9.85% -
polyhedron/test_fpu2 -5.74% 2.388 2.250 - 0.25% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/rnflow -57.91% 20.842 8.773 - -55.37% -
tramp3d -41.91% 1.789 1.039 - 1.29% -
polyhedron/air -38.12% 2.785 1.723 - -0.31% -
polyhedron/nf -18.32% 5.136 4.195 - -0.09% -
polyhedron/mdbx -17.06% 6.323 5.245 - -0.24% -
polyhedron/linpk -14.56% 3.318 2.835 - 0.13% -
polyhedron/aermod -13.64% 8.122 7.014 - -0.12% -
polyhedron/ac -12.14% 8.716 7.658 - 0.05% -
polyhedron/doduc -11.01% 9.213 8.199 - -0.11% -
polyhedron/capacita -8.13% 24.969 22.940 - 0.06% -
polyhedron/protein -6.11% 17.663 16.584 - -0.70% -
polyhedron/test_fpu2 -5.52% 43.533 41.131 - -0.53% -
polyhedron/mp_prop_design -4.09% 69.978 67.118 - -0.16% -
polyhedron/induct2 -3.54% 28.859 27.838 - 0.03% -
polyhedron/gas_dyn2 -2.36% 49.861 48.686 - 0.04% -
polyhedron/channel2 -2.09% 37.201 36.424 - 0.23% -
polyhedron/tfft2 -2.02% 84.482 82.779 - 0.73% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
polyhedron/test_fpu2 -3.53% 74.96 MB 72.32 MB - -0.12% -

Performance Improvements - score Δ (B) Baseline Current σ (B) Δ σ
botan/AES-128 encrypt 88.61% 3133.974 5911.051 - 2.34% -
botan/AES-128 decrypt 87.64% 3129.575 5872.279 - 0.13% -
botan/AES-192 encrypt 84.52% 2704.276 4989.984 - 0.03% -
botan/AES-192 decrypt 40.62% 3543.394 4982.885 - 0.54% -
botan/AES-128/OCB encrypt 4.40% 979.980 1023.144 - 2.04% -
himeno 3.35% 968.374 1000.830 - 0.13% -
botan/DES encrypt 3.27% 93.060 96.099 - 0.13% -
botan/DES decrypt 3.24% 93.218 96.240 - 0.06% -
botan/CAST-256 encrypt 3.22% 115.309 119.023 - 0.09% -
botan/CAST-256 decrypt 3.20% 115.325 119.018 - 0.06% -
botan/AES-128/OCB decrypt 2.83% 959.693 986.852 - 0.13% -
nbench/ASSIGNMENT 2.38% 69.661 71.316 - 0.07% -
botan/AES-256 encrypt 2.06% 4149.813 4235.262 - 0.08% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
nbench/elf -5.41% 90.87 KB 85.95 KB - 2.83% -

Report Time: 0.16s
score
Name Current %
botan/AES-128 decrypt 5872.279 -
botan/AES-128 encrypt 5911.051 2.34%
botan/AES-128/CBC/PKCS7 decrypt 3021.295 -
botan/AES-128/CBC/PKCS7 encrypt 796.212 -
botan/AES-128/EAX decrypt 467.637 -
botan/AES-128/EAX encrypt 470.539 -
botan/AES-128/GCM(16) [clmul] decrypt 1154.421 4.91%
botan/AES-128/GCM(16) [clmul] encrypt 1180.999 3.87%
botan/AES-128/OCB decrypt 986.852 -
botan/AES-128/OCB encrypt 1023.144 2.04%
botan/AES-128/XTS decrypt 1660.861 -
botan/AES-128/XTS encrypt 1631.190 -
botan/AES-192 decrypt 4982.885 -
botan/AES-192 encrypt 4989.984 -
botan/AES-256 decrypt 4244.892 -
botan/AES-256 encrypt 4235.262 -
botan/ARIA-128 decrypt 158.518 -
botan/ARIA-128 encrypt 158.875 -
botan/ARIA-192 decrypt 136.854 -
botan/ARIA-192 encrypt 137.052 -
botan/ARIA-256 decrypt 120.419 -
botan/ARIA-256 encrypt 120.587 -
botan/Blowfish decrypt 228.148 -
botan/Blowfish encrypt 227.938 -
botan/CAST-128 decrypt 226.643 -
botan/CAST-128 encrypt 228.662 -
botan/CAST-256 decrypt 119.018 -
botan/CAST-256 encrypt 119.023 -
botan/CMAC(AES-128) mac 832.199 -
botan/CTR-BE(AES-128) decrypt 3361.602 -
botan/CTR-BE(AES-128) encrypt 3341.314 -
botan/CTR-BE(Serpent) decrypt 188.345 -
botan/CTR-BE(Serpent) encrypt 188.133 -
botan/Camellia-128 decrypt 129.395 -
botan/Camellia-128 encrypt 131.255 -
botan/Camellia-192 decrypt 105.780 -
botan/Camellia-192 encrypt 107.086 -
botan/Camellia-256 decrypt 105.817 -
botan/Camellia-256 encrypt 107.084 -
botan/ChaCha20Poly1305 decrypt 366.539 -
botan/ChaCha20Poly1305 encrypt 370.049 -
botan/DES decrypt 96.240 -
botan/DES encrypt 96.099 -
botan/GOST-28147-89(R3411_94_TestParam) decrypt 65.787 -
botan/GOST-28147-89(R3411_94_TestParam) encrypt 65.063 -
botan/HMAC(SHA-256) mac 1460.015 -
botan/IDEA decrypt 375.019 -
botan/IDEA encrypt 374.656 -
botan/KASUMI decrypt 69.764 -8.92%
botan/KASUMI encrypt 70.479 -8.32%
botan/Keccak-1600(512) hash 178.796 -
botan/MISTY1 decrypt 93.204 -
botan/MISTY1 encrypt 93.287 -
botan/Noekeon decrypt 327.576 -
botan/Noekeon encrypt 323.007 -
botan/RC4 encrypt 187.082 -
botan/RIPEMD-160 hash 319.757 -
botan/SHA-160 hash 1366.829 -
botan/SHA-256 hash 1305.409 -
botan/SHA-512 hash 375.907 -
botan/SHACAL2 decrypt 474.315 -
botan/SHACAL2 encrypt 1435.002 -
botan/SM4 decrypt 117.984 -
botan/SM4 encrypt 117.759 -
botan/Salsa20 encrypt 505.735 -
botan/Serpent decrypt 243.049 -
botan/Serpent encrypt 192.260 -
botan/Serpent/CBC/PKCS7 decrypt 227.327 -
botan/Serpent/CBC/PKCS7 encrypt 86.247 -
botan/Serpent/EAX decrypt 52.524 -
botan/Serpent/EAX encrypt 52.741 -
botan/Serpent/GCM(16) [clmul] decrypt 139.777 -
botan/Serpent/GCM(16) [clmul] encrypt 140.047 -
botan/Serpent/OCB decrypt 187.924 -
botan/Serpent/OCB encrypt 157.550 -
botan/Serpent/XTS decrypt 211.911 -
botan/Serpent/XTS encrypt 172.120 -
botan/Skein-512(512) hash 453.058 -
botan/Threefish-512 decrypt 336.828 -
botan/Threefish-512 encrypt 360.980 -
botan/Tiger(24,3) hash 467.240 -
botan/TripleDES decrypt 31.469 -
botan/TripleDES encrypt 31.393 -
botan/Twofish decrypt 277.053 -
botan/Twofish encrypt 292.179 -
botan/Whirlpool hash 129.558 -
botan/XTEA decrypt 200.082 -
botan/XTEA encrypt 198.884 -
himeno 1000.830 -
nbench/ASSIGNMENT 71.316 -
nbench/BITFIELD 658290000.000 -
nbench/FOURIER 288900.000 -
nbench/FP EMULATION 816.730 -
nbench/HUFFMAN 6502.800 -
nbench/IDEA 14173.000 -
nbench/LU DECOMPOSITION 5966.200 -
nbench/NEURAL NET 242.860 7.22%
nbench/NUMERIC SORT 1549.900 -
nbench/STRING SORT 2102.200 -
Geometric Mean 437.272 -
size (bytes)
Name Current %
botan/elf 696.40 KB -
botan/elf/sections/text 354.27 KB -
cray/elf 33.12 KB 7.70%
cray/elf/sections/text 8.07 KB -
himeno/elf 27.70 KB 9.35%
himeno/elf/sections/text 5.19 KB -
nbench/elf 85.95 KB 2.83%
nbench/elf/sections/text 49.04 KB -
polyhedron/ac/elf 43.48 KB 5.74%
polyhedron/ac/elf/sections/text 23.77 KB -
polyhedron/aermod/elf 989.11 KB -
polyhedron/aermod/elf/sections/text 736.91 KB -
polyhedron/air/elf 90.10 KB 2.70%
polyhedron/air/elf/sections/text 64.19 KB -
polyhedron/capacita/elf 57.33 KB 4.31%
polyhedron/capacita/elf/sections/text 35.11 KB -
polyhedron/channel2/elf 31.84 KB 8.03%
polyhedron/channel2/elf/sections/text 9.21 KB -
polyhedron/doduc/elf 146.75 KB -
polyhedron/doduc/elf/sections/text 115.15 KB -
polyhedron/fatigue2/elf 73.48 KB 3.33%
polyhedron/fatigue2/elf/sections/text 46.05 KB -
polyhedron/gas_dyn2/elf 78.67 KB 3.09%
polyhedron/gas_dyn2/elf/sections/text 45.41 KB -
polyhedron/induct2/elf 164.36 KB -
polyhedron/induct2/elf/sections/text 125.57 KB -
polyhedron/linpk/elf 35.48 KB 7.12%
polyhedron/linpk/elf/sections/text 15.16 KB -
polyhedron/mdbx/elf 73.99 KB 3.30%
polyhedron/mdbx/elf/sections/text 45.33 KB -
polyhedron/mp_prop_design/elf 40.20 KB 6.26%
polyhedron/mp_prop_design/elf/sections/text 17.90 KB -
polyhedron/nf/elf 39.83 KB 6.32%
polyhedron/nf/elf/sections/text 15.83 KB -
polyhedron/protein/elf 82.20 KB 2.97%
polyhedron/protein/elf/sections/text 49.05 KB -
polyhedron/rnflow/elf 93.99 KB 2.57%
polyhedron/rnflow/elf/sections/text 64.05 KB -
polyhedron/test_fpu2/elf 72.78 KB 3.36%
polyhedron/test_fpu2/elf/sections/text 43.94 KB -
polyhedron/tfft2/elf 31.73 KB 8.06%
polyhedron/tfft2/elf/sections/text 10.32 KB -
tramp3d_pgo/elf 1021.51 KB -
tramp3d_pgo/elf/sections/text 428.63 KB -
Geometric Mean 61.13 KB 2.07%