Xeon Platinum 8380 compiler benchmarks by Michael Larabel looking at GCC 11 against LLVM Clang 12 for some initial holiday weekend tests...
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{
"title": "GCC 11 vs. LLVM Clang 12 Benchmarks On Xeon Ice Lake",
"last_modified": "2021-05-29 04:53:38",
"description": "Xeon Platinum 8380 compiler benchmarks by Michael Larabel looking at GCC 11 against LLVM Clang 12 for some initial holiday weekend tests...",
"systems": {
"GCC 11.1": {
"identifier": "GCC 11.1",
"hardware": {
"Processor": "2 x Intel Xeon Platinum 8380 @ 3.40GHz (80 Cores \/ 160 Threads)",
"Motherboard": "Intel M50CYP2SB2U (SE5C6200.86B.0022.D08.2103221623 BIOS)",
"Chipset": "Intel Device 0998",
"Memory": "16 x 32 GB DDR4-3200MT\/s Hynix HMA84GR7CJR4N-XN",
"Disk": "800GB INTEL SSDPF21Q800GB",
"Graphics": "ASPEED",
"Network": "2 x Intel X710 for 10GBASE-T + 2 x Intel E810-C for QSFP"
},
"software": {
"OS": "Fedora 34",
"Kernel": "5.12.6-300.fc34.x86_64 (x86_64)",
"Compiler": "GCC 11.1.1 20210428",
"File-System": "xfs",
"Screen Resolution": "1024x768"
},
"timestamp": "2021-05-28 11:02:12",
"data": {
"compiler-configuration": "--build=x86_64-redhat-linux --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-cet --enable-checking=release --enable-gnu-indirect-function --enable-gnu-unique-object --enable-initfini-array --enable-languages=c,c++,fortran,objc,obj-c++,ada,go,d,lto --enable-multilib --enable-offload-targets=nvptx-none --enable-plugin --enable-shared --enable-threads=posix --mandir=\/usr\/share\/man --with-arch_32=i686 --with-gcc-major-version-only --with-linker-hash-style=gnu --with-tune=generic --without-cuda-driver",
"cpu-scaling-governor": "intel_pstate performance",
"cpu-microcode": "0xd000270",
"kernel-extra-details": "Transparent Huge Pages: madvise",
"environment-variables": "CXXFLAGS=\"-O3 -march=native -flto\" CFLAGS=\"-O3 -march=native -flto\"",
"python": "Python 3.9.5",
"security": "SELinux + itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy\/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Enhanced IBRS IBPB: conditional RSB filling + srbds: Not affected + tsx_async_abort: Not affected"
}
},
"Clang 12.0": {
"identifier": "Clang 12.0",
"hardware": {
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"Motherboard": "Intel M50CYP2SB2U (SE5C6200.86B.0022.D08.2103221623 BIOS)",
"Chipset": "Intel Device 0998",
"Memory": "16 x 32 GB DDR4-3200MT\/s Hynix HMA84GR7CJR4N-XN",
"Disk": "800GB INTEL SSDPF21Q800GB",
"Graphics": "ASPEED",
"Network": "2 x Intel X710 for 10GBASE-T + 2 x Intel E810-C for QSFP"
},
"software": {
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"Kernel": "5.12.6-300.fc34.x86_64 (x86_64)",
"Compiler": "Clang 12.0.0",
"File-System": "xfs",
"Screen Resolution": "1024x768"
},
"timestamp": "2021-05-28 19:40:58",
"data": {
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"cpu-microcode": "0xd000270",
"kernel-extra-details": "Transparent Huge Pages: madvise",
"environment-variables": "CXXFLAGS=\"-O3 -march=native -flto\" CFLAGS=\"-O3 -march=native -flto\"",
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"security": "SELinux + itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy\/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Enhanced IBRS IBPB: conditional RSB filling + srbds: Not affected + tsx_async_abort: Not affected"
}
}
},
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"scale": "ms",
"proportion": "LIB",
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"f024476fd636630c94862b1408d01f3b63c8696c": {
"title": "Geometric Mean Of All Test Results",
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"proportion": "HIB",
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