Runs:

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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: 3992.51
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: 263689116 kB
Run Info

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) 11.0.0 20201002 (experimental) 01c288035aa960631dd0ffd9131ed0a824a95f30
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.
git_revision 01c288035aa960631dd0ffd9131ed0a824a95f30
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
View Options
Report
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benzen.gcc-trunk.Ofast_march_native test results

Run Order Start Time Duration
Current 1601633820000.01c288035aa960631dd0ffd9131ed0a824a95f30 2020-10-02T13:44:04.699538 0:01:33.953645
Previous 1601520468000.2c5499b57cf4a68ebc8decce90d3eb1e281c31a9 2020-10-01T10:48:12.040560 0:01:33.629427
Baseline 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 2019-10-28T07:00:49.454426 0:01:29.609243

Tests Summary

Status Group # # (B)
Performance Regressions 6 42
Performance Improvements 3 64
Unchanged Tests 975 878
Total Tests 984

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
nbench 4.21% 2.812 2.930 - -1.45% -

Performance Regressions - execution_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/rnflow 5.30% 20.052 21.116 - 6.91% -
polyhedron/test_fpu2 3.64% 25.162 26.079 - 1.67% -
polyhedron/gas_dyn2 2.52% 43.715 44.818 - -4.78% -

Performance Regressions - score Δ Previous Current σ Δ (B) σ (B)
botan/AES-128/XTS encrypt -5.90% 1568.496 1475.882 - -12.47% -
botan/AES-128/OCB decrypt -2.05% 898.026 879.574 - -4.36% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
botan -3.75% 73.024 70.286 - -17.79% -

Performance Improvements - execution_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/nf -6.17% 4.865 4.565 - -7.66% -
polyhedron/linpk -3.29% 2.922 2.826 - -6.74% -

Run-Over-Baseline Changes Detail

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/tfft2 13.74% 0.713 0.810 - -0.02% -
polyhedron/air 8.75% 3.177 3.455 - -1.18% -
polyhedron/rnflow 4.59% 3.194 3.340 - 0.52% -
polyhedron/linpk 4.20% 0.643 0.670 - -0.14% -
polyhedron/nf 4.03% 0.921 0.958 - 0.03% -
polyhedron/capacita 2.62% 2.674 2.744 - 0.00% -
polyhedron/mdbx 2.23% 1.973 2.017 - -0.42% -

Performance Regressions - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/rnflow 6.91% 19.751 21.116 - 5.30% -
polyhedron/tfft2 4.83% 88.053 92.309 - 0.35% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
botan 15.72% 15.20 MB 17.59 MB - 0.72% -
polyhedron/air 11.21% 125.74 MB 139.83 MB - 0.10% -
polyhedron/tfft2 5.17% 44.79 MB 47.10 MB - -0.13% -
himeno 4.25% 33.91 MB 35.35 MB - 0.73% -
polyhedron/fatigue2 4.04% 59.62 MB 62.03 MB - 0.53% -
cray 3.53% 35.55 MB 36.80 MB - 0.77% -
polyhedron/linpk 3.46% 40.35 MB 41.75 MB - -0.08% -
polyhedron/mp_prop_design 2.98% 48.65 MB 50.10 MB - 1.10% -
polyhedron/nf 2.90% 46.92 MB 48.28 MB - -0.05% -
polyhedron/capacita 2.61% 79.18 MB 81.25 MB - -0.17% -
polyhedron/protein 2.08% 77.46 MB 79.07 MB - -0.15% -
polyhedron/rnflow 2.01% 96.83 MB 98.78 MB - -0.82% -

Performance Regressions - score Δ (B) Baseline Current σ (B) Δ σ
botan/AES-128/XTS encrypt -12.47% 1686.224 1475.882 - -5.90% -
botan/AES-128/XTS decrypt -10.95% 1650.924 1470.122 - -0.79% -
botan/GOST-28147-89(R3411_94_TestParam) decrypt -7.45% 66.341 61.401 - -0.03% -
botan/Blowfish encrypt -7.23% 228.855 212.313 - 0.06% -
botan/Twofish encrypt -7.19% 315.968 293.249 - -0.09% -
botan/Blowfish decrypt -7.18% 227.021 210.730 - -0.07% -
botan/Tiger(24,3) hash -6.58% 467.829 437.069 - -0.58% -
botan/GOST-28147-89(R3411_94_TestParam) encrypt -5.45% 65.119 61.571 - -0.26% -
nbench/STRING SORT -4.56% 2440.800 2329.600 - 1.84% -
botan/AES-128/OCB decrypt -4.36% 919.637 879.574 - -2.05% -
botan/Twofish decrypt -3.70% 302.824 291.607 - -0.06% -
botan/Salsa20 encrypt -3.28% 498.956 482.597 - 0.08% -
botan/SM4 decrypt -2.81% 118.085 114.771 - -0.28% -
botan/DES decrypt -2.62% 93.887 91.426 - -0.06% -
botan/SM4 encrypt -2.38% 117.976 115.168 - -0.02% -
botan/CAST-128 decrypt -2.34% 227.066 221.758 - -0.05% -
nbench/NEURAL NET -2.00% 254.430 249.330 - 0.04% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
polyhedron/tfft2/elf/sections/text 14.30% 12.89 KB 14.74 KB - 0.00% -
polyhedron/air/elf/sections/text 7.75% 72.77 KB 78.41 KB - 0.00% -
polyhedron/air/elf 3.40% 96.87 KB 100.16 KB - 0.00% -
botan/elf 2.53% 676.30 KB 693.38 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
botan -17.79% 85.492 70.286 - -3.75% -
polyhedron/ac -10.36% 0.998 0.895 - -0.77% -
polyhedron/gas_dyn2 -6.71% 1.922 1.793 - -0.18% -
polyhedron/aermod -5.37% 20.356 19.262 - -0.49% -
polyhedron/test_fpu2 -2.67% 2.655 2.584 - -0.07% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
tramp3d -47.82% 1.766 0.922 - 0.03% -
polyhedron/air -38.39% 2.679 1.651 - -1.41% -
polyhedron/aermod -10.85% 8.313 7.411 - 0.15% -
polyhedron/mdbx -9.64% 6.533 5.903 - -1.27% -
polyhedron/capacita -9.20% 21.064 19.125 - 0.03% -
polyhedron/doduc -9.16% 9.242 8.395 - -0.07% -
polyhedron/nf -7.66% 4.944 4.565 - -6.17% -
polyhedron/linpk -6.74% 3.030 2.826 - -3.29% -
polyhedron/induct2 -5.35% 18.956 17.942 - -0.03% -
polyhedron/gas_dyn2 -4.78% 47.068 44.818 - 2.52% -
polyhedron/protein -3.31% 17.316 16.743 - 0.09% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
polyhedron/induct2 -4.43% 98.00 MB 93.65 MB - -0.44% -
polyhedron/gas_dyn2 -3.87% 64.67 MB 62.17 MB - -0.09% -

Performance Improvements - score Δ (B) Baseline Current σ (B) Δ σ
botan/Serpent encrypt 22.31% 192.474 235.416 - -0.03% -
botan/CTR-BE(Serpent) encrypt 21.76% 187.375 228.149 - -0.08% -
botan/CTR-BE(Serpent) decrypt 21.53% 187.606 228.002 - -0.07% -
botan/Serpent/GCM(16) [clmul] decrypt 20.32% 139.308 167.611 - -0.22% -
botan/IDEA decrypt 20.27% 374.544 450.460 - -0.02% -
botan/Serpent/GCM(16) [clmul] encrypt 20.18% 139.921 168.151 - -0.34% -
botan/IDEA encrypt 20.12% 374.934 450.365 - -0.02% -
botan/Serpent/XTS encrypt 17.79% 173.347 204.194 - 0.03% -
botan/Serpent/OCB encrypt 17.04% 154.213 180.484 - 0.02% -
botan/Noekeon encrypt 14.98% 314.440 361.558 - -0.02% -
botan/Noekeon decrypt 11.90% 336.657 376.733 - -0.15% -
botan/Serpent decrypt 11.15% 242.594 269.653 - 0.08% -
botan/Camellia-128 decrypt 10.86% 128.886 142.880 - -0.02% -
botan/Camellia-128 encrypt 10.11% 129.639 142.751 - -0.01% -
botan/Serpent/CBC/PKCS7 decrypt 9.46% 226.742 248.202 - -0.07% -
botan/ChaCha20Poly1305 decrypt 9.37% 371.074 405.850 - 0.09% -
botan/ChaCha20Poly1305 encrypt 9.31% 372.006 406.643 - -0.30% -
botan/Serpent/XTS decrypt 7.83% 212.291 228.911 - -0.16% -
botan/Camellia-256 decrypt 7.69% 103.712 111.683 - 0.03% -
botan/Camellia-192 decrypt 7.52% 103.858 111.672 - 0.01% -
botan/Serpent/OCB decrypt 7.45% 185.326 199.142 - 0.37% -
botan/Serpent/EAX encrypt 6.78% 51.795 55.305 - -0.06% -
botan/Serpent/EAX decrypt 6.28% 52.011 55.279 - 0.09% -
botan/Camellia-192 encrypt 6.14% 104.838 111.280 - -0.03% -
botan/Camellia-256 encrypt 6.03% 104.973 111.298 - 0.00% -
botan/Keccak-1600(512) hash 4.79% 164.000 171.852 - -0.06% -
botan/AES-192 decrypt 3.57% 3479.197 3603.301 - -0.16% -
botan/AES-128/GCM(16) [clmul] decrypt 2.70% 1130.195 1160.755 - 0.57% -
botan/KASUMI decrypt 2.24% 75.290 76.980 - -0.15% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
nbench/elf -12.34% 90.96 KB 79.73 KB - 0.00% -
polyhedron/ac/elf -11.43% 42.02 KB 37.22 KB - 0.00% -
polyhedron/gas_dyn2/elf/sections/text -10.22% 46.31 KB 41.58 KB - 0.00% -
polyhedron/ac/elf/sections/text -9.88% 21.50 KB 19.38 KB - 0.00% -
nbench/elf/sections/text -6.42% 49.89 KB 46.69 KB - 0.00% -
polyhedron/gas_dyn2/elf -6.38% 77.17 KB 72.25 KB - 0.00% -
polyhedron/test_fpu2/elf/sections/text -5.71% 51.47 KB 48.53 KB - 0.00% -
polyhedron/rnflow/elf -5.02% 96.54 KB 91.70 KB - 0.00% -
polyhedron/mp_prop_design/elf/sections/text -4.41% 18.42 KB 17.61 KB - 0.00% -
himeno/elf -3.11% 26.15 KB 25.34 KB - 0.00% -
himeno/elf/sections/text -3.04% 5.66 KB 5.49 KB - 0.00% -
polyhedron/channel2/elf -2.74% 30.23 KB 29.41 KB - 0.00% -
polyhedron/linpk/elf -2.69% 29.94 KB 29.13 KB - 0.00% -
polyhedron/tfft2/elf -2.21% 34.23 KB 33.47 KB - 0.00% -
tramp3d_pgo/elf/sections/text -2.21% 420.03 KB 410.77 KB - 0.00% -
polyhedron/nf/elf -2.14% 38.33 KB 37.51 KB - 0.00% -
polyhedron/rnflow/elf/sections/text -2.11% 68.99 KB 67.53 KB - 0.00% -

Report Time: 0.21s
score
Name Current %
botan/AES-128 decrypt 3135.234 -
botan/AES-128 encrypt 3153.203 -
botan/AES-128/CBC/PKCS7 decrypt 3154.363 -
botan/AES-128/CBC/PKCS7 encrypt 798.655 -
botan/AES-128/EAX decrypt 467.049 -
botan/AES-128/EAX encrypt 469.290 -
botan/AES-128/GCM(16) [clmul] decrypt 1160.755 -
botan/AES-128/GCM(16) [clmul] encrypt 1188.095 -
botan/AES-128/OCB decrypt 879.574 -2.05%
botan/AES-128/OCB encrypt 904.974 -
botan/AES-128/XTS decrypt 1470.122 -
botan/AES-128/XTS encrypt 1475.882 -5.90%
botan/AES-192 decrypt 3603.301 -
botan/AES-192 encrypt 2738.686 -
botan/AES-256 decrypt 4255.499 -
botan/AES-256 encrypt 4178.611 -
botan/ARIA-128 decrypt 155.013 -
botan/ARIA-128 encrypt 155.006 -
botan/ARIA-192 decrypt 133.525 -
botan/ARIA-192 encrypt 133.724 -
botan/ARIA-256 decrypt 117.927 -
botan/ARIA-256 encrypt 117.630 -
botan/Blowfish decrypt 210.730 -
botan/Blowfish encrypt 212.313 -
botan/CAST-128 decrypt 221.758 -
botan/CAST-128 encrypt 223.595 -
botan/CAST-256 decrypt 116.459 -
botan/CAST-256 encrypt 116.528 -
botan/CMAC(AES-128) mac 843.496 -
botan/CTR-BE(AES-128) decrypt 3320.131 -
botan/CTR-BE(AES-128) encrypt 3325.941 -
botan/CTR-BE(Serpent) decrypt 228.002 -
botan/CTR-BE(Serpent) encrypt 228.149 -
botan/Camellia-128 decrypt 142.880 -
botan/Camellia-128 encrypt 142.751 -
botan/Camellia-192 decrypt 111.672 -
botan/Camellia-192 encrypt 111.280 -
botan/Camellia-256 decrypt 111.683 -
botan/Camellia-256 encrypt 111.298 -
botan/ChaCha20Poly1305 decrypt 405.850 -
botan/ChaCha20Poly1305 encrypt 406.643 -
botan/DES decrypt 91.426 -
botan/DES encrypt 95.022 -
botan/GOST-28147-89(R3411_94_TestParam) decrypt 61.401 -
botan/GOST-28147-89(R3411_94_TestParam) encrypt 61.571 -
botan/HMAC(SHA-256) mac 1457.344 -
botan/IDEA decrypt 450.460 -
botan/IDEA encrypt 450.365 -
botan/KASUMI decrypt 76.980 -
botan/KASUMI encrypt 77.465 -
botan/Keccak-1600(512) hash 171.852 -
botan/MISTY1 decrypt 91.852 -
botan/MISTY1 encrypt 92.244 -
botan/Noekeon decrypt 376.733 -
botan/Noekeon encrypt 361.558 -
botan/RC4 encrypt 186.944 -
botan/RIPEMD-160 hash 318.769 -
botan/SHA-160 hash 1338.086 -
botan/SHA-256 hash 1279.750 -
botan/SHA-512 hash 368.354 -
botan/SHACAL2 decrypt 454.244 -
botan/SHACAL2 encrypt 1461.722 -
botan/SM4 decrypt 114.771 -
botan/SM4 encrypt 115.168 -
botan/Salsa20 encrypt 482.597 -
botan/Serpent decrypt 269.653 -
botan/Serpent encrypt 235.416 -
botan/Serpent/CBC/PKCS7 decrypt 248.202 -
botan/Serpent/CBC/PKCS7 encrypt 85.368 -
botan/Serpent/EAX decrypt 55.279 -
botan/Serpent/EAX encrypt 55.305 -
botan/Serpent/GCM(16) [clmul] decrypt 167.611 -
botan/Serpent/GCM(16) [clmul] encrypt 168.151 -
botan/Serpent/OCB decrypt 199.142 -
botan/Serpent/OCB encrypt 180.484 -
botan/Serpent/XTS decrypt 228.911 -
botan/Serpent/XTS encrypt 204.194 -
botan/Skein-512(512) hash 447.897 -
botan/Threefish-512 decrypt 338.148 -
botan/Threefish-512 encrypt 359.248 -
botan/Tiger(24,3) hash 437.069 -
botan/TripleDES decrypt 33.752 -
botan/TripleDES encrypt 34.007 -
botan/Twofish decrypt 291.607 -
botan/Twofish encrypt 293.249 -
botan/Whirlpool hash 114.590 -
botan/XTEA decrypt 193.707 -
botan/XTEA encrypt 193.544 -
himeno 956.529 -
nbench/ASSIGNMENT 77.554 -
nbench/BITFIELD 657680000.000 -
nbench/FOURIER 514770.000 -
nbench/FP EMULATION 846.460 -
nbench/HUFFMAN 6348.600 -
nbench/IDEA 14149.000 -
nbench/LU DECOMPOSITION 8221.300 -
nbench/NEURAL NET 249.330 -
nbench/NUMERIC SORT 1577.300 -
nbench/STRING SORT 2329.600 -
Geometric Mean 440.220 -
size (bytes)
Name Current %
botan/elf 693.38 KB -
botan/elf/sections/text 355.99 KB -
cray/elf 30.72 KB -
cray/elf/sections/text 7.56 KB -
himeno/elf 25.34 KB -
himeno/elf/sections/text 5.49 KB -
nbench/elf 79.73 KB -
nbench/elf/sections/text 46.69 KB -
polyhedron/ac/elf 37.22 KB -
polyhedron/ac/elf/sections/text 19.38 KB -
polyhedron/aermod/elf 999.05 KB -
polyhedron/aermod/elf/sections/text 749.50 KB -
polyhedron/air/elf 100.16 KB -
polyhedron/air/elf/sections/text 78.41 KB -
polyhedron/capacita/elf 87.07 KB -
polyhedron/capacita/elf/sections/text 66.33 KB -
polyhedron/channel2/elf 29.41 KB -
polyhedron/channel2/elf/sections/text 8.70 KB -
polyhedron/doduc/elf 160.38 KB -
polyhedron/doduc/elf/sections/text 128.70 KB -
polyhedron/fatigue2/elf 71.17 KB -
polyhedron/fatigue2/elf/sections/text 46.67 KB -
polyhedron/gas_dyn2/elf 72.25 KB -
polyhedron/gas_dyn2/elf/sections/text 41.58 KB -
polyhedron/induct2/elf 170.30 KB -
polyhedron/induct2/elf/sections/text 132.84 KB -
polyhedron/linpk/elf 29.13 KB -
polyhedron/linpk/elf/sections/text 11.50 KB -
polyhedron/mdbx/elf 75.60 KB -
polyhedron/mdbx/elf/sections/text 50.59 KB -
polyhedron/mp_prop_design/elf 41.84 KB -
polyhedron/mp_prop_design/elf/sections/text 17.61 KB -
polyhedron/nf/elf 37.51 KB -
polyhedron/nf/elf/sections/text 18.84 KB -
polyhedron/protein/elf 83.94 KB -
polyhedron/protein/elf/sections/text 53.25 KB -
polyhedron/rnflow/elf 91.70 KB -
polyhedron/rnflow/elf/sections/text 67.53 KB -
polyhedron/test_fpu2/elf 74.42 KB -
polyhedron/test_fpu2/elf/sections/text 48.53 KB -
polyhedron/tfft2/elf 33.47 KB -
polyhedron/tfft2/elf/sections/text 14.74 KB -
tramp3d_pgo/elf 921.05 KB -
tramp3d_pgo/elf/sections/text 410.77 KB -
Geometric Mean 62.55 KB -