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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: 3992.37
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) 2.32.0.20190909-8
Copyright (C) 2019 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) 10.0.1 20200422 (experimental) ce9b5c09a644ffd213cb00f378dfe5cf5a9dd7b8
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 ce9b5c09a644ffd213cb00f378dfe5cf5a9dd7b8
glibc GNU C Library (GNU libc) stable release version 2.30 (git 0a8262a1b2).
Copyright (C) 2019 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 9.2.1 20190903 [gcc-9-branch revision 275330].
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) 2.32.0.20190909-8
options None
reason None
uname Linux benzen 5.3.6-1-default #1 SMP Sun Oct 13 07:19:36 UTC 2019 (519ea7b) x86_64 x86_64 x86_64 GNU/Linux
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benzen.gcc-trunk.Ofast_march_native test results

Run Order Start Time Duration
Current 1587537289000.ce9b5c09a644ffd213cb00f378dfe5cf5a9dd7b8 2020-04-22T10:45:03.647483 0:01:35.215191
Previous 1587489066000.3942060c4b3168307b9e2870d81e7ca15b49760a 2020-04-21T23:49:57.564605 0:01:32.123185
Baseline 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 2019-10-28T07:00:49.454426 0:01:29.609243

Tests Summary

Status Group # # (B)
Performance Regressions 2 24
Performance Improvements 4 52
Unchanged Tests 978 908
Total Tests 984

Run-Over-Run Changes Detail

Performance Regressions - execution_time Δ Previous Current σ Δ (B) σ (B)
tramp3d 13.23% 1.386 1.569 - -11.15% -
polyhedron/tfft2 3.42% 90.475 93.568 - 6.26% -

Performance Improvements - execution_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/nf -12.63% 5.581 4.876 - -1.37% -
polyhedron/mdbx -6.37% 6.970 6.526 - -0.11% -

Performance Improvements - score Δ Previous Current σ Δ (B) σ (B)
botan/AES-128/OCB encrypt 10.72% 851.100 942.341 - 5.76% -
botan/AES-128/OCB decrypt 8.83% 836.589 910.501 - -0.99% -

Run-Over-Baseline Changes Detail

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/tfft2 11.30% 0.713 0.793 - 1.19% -
polyhedron/air 6.24% 3.177 3.375 - -0.08% -
polyhedron/mdbx 4.65% 1.973 2.065 - 0.03% -
polyhedron/induct2 3.43% 3.754 3.883 - 0.20% -
polyhedron/fatigue2 2.97% 2.119 2.182 - 0.61% -
nbench 2.81% 2.974 3.057 - 0.13% -
polyhedron/nf 2.60% 0.921 0.945 - 0.07% -
botan 2.48% 85.492 87.609 - 0.47% -

Performance Regressions - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/tfft2 6.26% 88.053 93.568 - 3.42% -
polyhedron/rnflow 4.92% 19.751 20.723 - 0.14% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
botan 14.31% 15.20 MB 17.38 MB - 0.00% -
polyhedron/air 6.83% 125.74 MB 134.33 MB - 0.00% -
polyhedron/tfft2 4.01% 44.79 MB 46.58 MB - 0.00% -
polyhedron/fatigue2 2.85% 59.62 MB 61.32 MB - 0.00% -

Performance Regressions - score Δ (B) Baseline Current σ (B) Δ σ
nbench/NUMERIC SORT -5.14% 1568.700 1488.000 - -1.72% -
nbench/STRING SORT -4.79% 2440.800 2323.900 - -0.15% -
botan/KASUMI decrypt -2.68% 75.290 73.274 - -0.00% -
botan/KASUMI encrypt -2.14% 77.092 75.439 - 0.24% -
botan/AES-128/XTS decrypt -2.10% 1650.924 1616.281 - 0.02% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
polyhedron/tfft2/elf/sections/text 14.18% 12.89 KB 14.72 KB - 0.00% -
polyhedron/air/elf 8.32% 96.87 KB 104.92 KB - 0.00% -
polyhedron/mdbx/elf 5.17% 76.45 KB 80.40 KB - 0.00% -
polyhedron/air/elf/sections/text 3.95% 72.77 KB 75.64 KB - 0.00% -
polyhedron/mdbx/elf/sections/text 2.33% 50.92 KB 52.11 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/ac -5.43% 0.998 0.944 - 0.11% -
polyhedron/aermod -3.61% 20.356 19.621 - 0.12% -
polyhedron/gas_dyn2 -3.21% 1.922 1.860 - 0.11% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
tramp3d -11.15% 1.766 1.569 - 13.23% -
polyhedron/gas_dyn2 -2.36% 47.068 45.956 - -0.61% -
polyhedron/capacita -2.22% 21.064 20.596 - -0.09% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
polyhedron/induct2 -3.61% 98.00 MB 94.46 MB - 0.44% -

Performance Improvements - score Δ (B) Baseline Current σ (B) Δ σ
botan/IDEA encrypt 20.90% 374.934 453.292 - 0.06% -
botan/Serpent encrypt 20.77% 192.474 232.445 - 0.06% -
botan/IDEA decrypt 20.76% 374.544 452.299 - 0.21% -
botan/CTR-BE(Serpent) decrypt 20.56% 187.606 226.177 - 0.43% -
botan/CTR-BE(Serpent) encrypt 20.39% 187.375 225.588 - 0.32% -
botan/Serpent/GCM(16) [clmul] decrypt 19.11% 139.308 165.928 - 0.91% -
botan/Serpent/GCM(16) [clmul] encrypt 18.95% 139.921 166.435 - 0.89% -
botan/Serpent/XTS encrypt 17.81% 173.347 204.228 - 0.03% -
botan/Serpent/OCB encrypt 15.39% 154.213 177.944 - 0.11% -
botan/Noekeon encrypt 14.54% 314.440 360.173 - 0.04% -
botan/ChaCha20Poly1305 decrypt 12.61% 371.074 417.874 - 0.78% -
botan/ChaCha20Poly1305 encrypt 12.12% 372.006 417.081 - 0.12% -
botan/Noekeon decrypt 11.74% 336.657 376.166 - -0.02% -
botan/Serpent decrypt 9.81% 242.594 266.394 - -0.61% -
botan/Serpent/XTS decrypt 8.84% 212.291 231.049 - -0.00% -
botan/Serpent/CBC/PKCS7 decrypt 8.80% 226.742 246.689 - -0.04% -
botan/Serpent/EAX encrypt 7.07% 51.795 55.456 - 0.12% -
botan/Serpent/EAX decrypt 6.64% 52.011 55.466 - 0.12% -
nbench/HUFFMAN 6.11% 6422.900 6815.600 - -0.18% -
botan/Serpent/OCB decrypt 6.02% 185.326 196.481 - -0.27% -
botan/AES-128/OCB encrypt 5.76% 891.055 942.341 - 10.72% -
botan/Camellia-128 decrypt 5.50% 128.886 135.975 - 0.05% -
botan/Camellia-128 encrypt 4.71% 129.639 135.741 - 0.06% -
botan/Camellia-256 decrypt 3.47% 103.712 107.310 - 0.06% -
botan/Camellia-192 decrypt 3.32% 103.858 107.304 - 0.01% -
botan/AES-128/GCM(16) [clmul] encrypt 2.39% 1168.393 1196.321 - 1.97% -
botan/AES-128/CBC/PKCS7 encrypt 2.34% 784.988 803.321 - 0.09% -
botan/Camellia-192 encrypt 2.25% 104.838 107.194 - 0.04% -
botan/Keccak-1600(512) hash 2.24% 164.000 167.668 - 0.01% -
botan/AES-128/GCM(16) [clmul] decrypt 2.21% 1130.195 1155.126 - 1.01% -
botan/Camellia-256 encrypt 2.10% 104.973 107.175 - 0.01% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
cray/elf -13.05% 30.77 KB 26.75 KB - 0.00% -
polyhedron/gas_dyn2/elf/sections/text -7.93% 46.31 KB 42.64 KB - 0.00% -
polyhedron/ac/elf/sections/text -5.38% 21.50 KB 20.34 KB - 0.00% -
polyhedron/gas_dyn2/elf -5.29% 77.17 KB 73.09 KB - 0.00% -
nbench/elf/sections/text -4.73% 49.89 KB 47.53 KB - 0.00% -
himeno/elf/sections/text -4.42% 5.66 KB 5.41 KB - 0.00% -
polyhedron/rnflow/elf -4.18% 96.54 KB 92.50 KB - 0.00% -
polyhedron/test_fpu2/elf/sections/text -4.16% 51.47 KB 49.33 KB - 0.00% -
polyhedron/mp_prop_design/elf/sections/text -3.22% 18.42 KB 17.83 KB - 0.00% -
polyhedron/doduc/elf -2.47% 161.20 KB 157.22 KB - 0.00% -
polyhedron/rnflow/elf/sections/text -2.47% 68.99 KB 67.28 KB - 0.00% -
tramp3d_pgo/elf -2.07% 936.94 KB 917.52 KB - 0.00% -
polyhedron/doduc/elf/sections/text -2.04% 129.95 KB 127.30 KB - 0.00% -
polyhedron/linpk/elf/sections/text -2.03% 11.53 KB 11.30 KB - 0.00% -

Report Time: 0.26s
score
Name Current %
botan/AES-128 decrypt 3149.734 -
botan/AES-128 encrypt 3145.013 -
botan/AES-128/CBC/PKCS7 decrypt 3067.980 -
botan/AES-128/CBC/PKCS7 encrypt 803.321 -
botan/AES-128/EAX decrypt 464.483 -
botan/AES-128/EAX encrypt 463.430 -
botan/AES-128/GCM(16) [clmul] decrypt 1155.126 -
botan/AES-128/GCM(16) [clmul] encrypt 1196.321 -
botan/AES-128/OCB decrypt 910.501 8.83%
botan/AES-128/OCB encrypt 942.341 10.72%
botan/AES-128/XTS decrypt 1616.281 -
botan/AES-128/XTS encrypt 1664.722 -
botan/AES-192 decrypt 3455.432 -
botan/AES-192 encrypt 2706.783 -
botan/AES-256 decrypt 4188.398 -
botan/AES-256 encrypt 4077.896 -
botan/ARIA-128 decrypt 157.639 -
botan/ARIA-128 encrypt 157.915 -
botan/ARIA-192 decrypt 136.164 -
botan/ARIA-192 encrypt 136.482 -
botan/ARIA-256 decrypt 117.813 -
botan/ARIA-256 encrypt 119.643 -
botan/Blowfish decrypt 226.770 -
botan/Blowfish encrypt 228.890 -
botan/CAST-128 decrypt 227.393 -
botan/CAST-128 encrypt 227.726 -
botan/CAST-256 decrypt 118.613 -
botan/CAST-256 encrypt 118.647 -
botan/CMAC(AES-128) mac 843.763 -
botan/CTR-BE(AES-128) decrypt 3307.834 -
botan/CTR-BE(AES-128) encrypt 3228.741 -
botan/CTR-BE(Serpent) decrypt 226.177 -
botan/CTR-BE(Serpent) encrypt 225.588 -
botan/Camellia-128 decrypt 135.975 -
botan/Camellia-128 encrypt 135.741 -
botan/Camellia-192 decrypt 107.304 -
botan/Camellia-192 encrypt 107.194 -
botan/Camellia-256 decrypt 107.310 -
botan/Camellia-256 encrypt 107.175 -
botan/ChaCha20Poly1305 decrypt 417.874 -
botan/ChaCha20Poly1305 encrypt 417.081 -
botan/DES decrypt 94.290 -
botan/DES encrypt 95.418 -
botan/GOST-28147-89(R3411_94_TestParam) decrypt 66.069 -
botan/GOST-28147-89(R3411_94_TestParam) encrypt 65.112 -
botan/HMAC(SHA-256) mac 1461.126 -
botan/IDEA decrypt 452.299 -
botan/IDEA encrypt 453.292 -
botan/KASUMI decrypt 73.274 -
botan/KASUMI encrypt 75.439 -
botan/Keccak-1600(512) hash 167.668 -
botan/MISTY1 decrypt 93.231 -
botan/MISTY1 encrypt 93.069 -
botan/Noekeon decrypt 376.166 -
botan/Noekeon encrypt 360.173 -
botan/RC4 encrypt 187.531 -
botan/RIPEMD-160 hash 317.757 -
botan/SHA-160 hash 1339.668 -
botan/SHA-256 hash 1281.899 -
botan/SHA-512 hash 370.343 -
botan/SHACAL2 decrypt 453.583 -
botan/SHACAL2 encrypt 1463.033 -
botan/SM4 decrypt 117.693 -
botan/SM4 encrypt 117.874 -
botan/Salsa20 encrypt 500.424 -
botan/Serpent decrypt 266.394 -
botan/Serpent encrypt 232.445 -
botan/Serpent/CBC/PKCS7 decrypt 246.689 -
botan/Serpent/CBC/PKCS7 encrypt 85.417 -
botan/Serpent/EAX decrypt 55.466 -
botan/Serpent/EAX encrypt 55.456 -
botan/Serpent/GCM(16) [clmul] decrypt 165.928 -
botan/Serpent/GCM(16) [clmul] encrypt 166.435 -
botan/Serpent/OCB decrypt 196.481 -
botan/Serpent/OCB encrypt 177.944 -
botan/Serpent/XTS decrypt 231.049 -
botan/Serpent/XTS encrypt 204.228 -
botan/Skein-512(512) hash 448.544 -
botan/Threefish-512 decrypt 336.999 -
botan/Threefish-512 encrypt 362.476 -
botan/Tiger(24,3) hash 465.385 -
botan/TripleDES decrypt 34.135 -
botan/TripleDES encrypt 34.097 -
botan/Twofish decrypt 302.277 -
botan/Twofish encrypt 316.088 -
botan/Whirlpool hash 115.190 -
botan/XTEA decrypt 193.348 -
botan/XTEA encrypt 193.826 -
himeno 961.076 -
nbench/ASSIGNMENT 77.342 -
nbench/BITFIELD 658690000.000 -
nbench/FOURIER 522370.000 -
nbench/FP EMULATION 841.890 -
nbench/HUFFMAN 6815.600 -
nbench/IDEA 14150.000 -
nbench/LU DECOMPOSITION 8282.900 -
nbench/NEURAL NET 251.580 -
nbench/NUMERIC SORT 1488.000 -
nbench/STRING SORT 2323.900 -
Geometric Mean 442.856 -
size (bytes)
Name Current %
botan/elf 688.52 KB -
botan/elf/sections/text 353.89 KB -
cray/elf 26.75 KB -
cray/elf/sections/text 7.50 KB -
himeno/elf 26.14 KB -
himeno/elf/sections/text 5.41 KB -
nbench/elf 91.06 KB -
nbench/elf/sections/text 47.53 KB -
polyhedron/ac/elf 42.02 KB -
polyhedron/ac/elf/sections/text 20.34 KB -
polyhedron/aermod/elf 993.90 KB -
polyhedron/aermod/elf/sections/text 748.58 KB -
polyhedron/air/elf 104.92 KB -
polyhedron/air/elf/sections/text 75.64 KB -
polyhedron/capacita/elf 87.87 KB -
polyhedron/capacita/elf/sections/text 66.36 KB -
polyhedron/channel2/elf 30.20 KB -
polyhedron/channel2/elf/sections/text 8.72 KB -
polyhedron/doduc/elf 157.22 KB -
polyhedron/doduc/elf/sections/text 127.30 KB -
polyhedron/fatigue2/elf 71.98 KB -
polyhedron/fatigue2/elf/sections/text 46.83 KB -
polyhedron/gas_dyn2/elf 73.09 KB -
polyhedron/gas_dyn2/elf/sections/text 42.64 KB -
polyhedron/induct2/elf 171.10 KB -
polyhedron/induct2/elf/sections/text 133.75 KB -
polyhedron/linpk/elf 29.93 KB -
polyhedron/linpk/elf/sections/text 11.30 KB -
polyhedron/mdbx/elf 80.40 KB -
polyhedron/mdbx/elf/sections/text 52.11 KB -
polyhedron/mp_prop_design/elf 42.64 KB -
polyhedron/mp_prop_design/elf/sections/text 17.83 KB -
polyhedron/nf/elf 38.30 KB -
polyhedron/nf/elf/sections/text 18.81 KB -
polyhedron/protein/elf 84.74 KB -
polyhedron/protein/elf/sections/text 53.38 KB -
polyhedron/rnflow/elf 92.50 KB -
polyhedron/rnflow/elf/sections/text 67.28 KB -
polyhedron/test_fpu2/elf 75.22 KB -
polyhedron/test_fpu2/elf/sections/text 49.33 KB -
polyhedron/tfft2/elf 34.27 KB -
polyhedron/tfft2/elf/sections/text 14.72 KB -
tramp3d_pgo/elf 917.52 KB -
tramp3d_pgo/elf/sections/text 411.99 KB -
Geometric Mean 63.22 KB -