ngspice-1.0.0run

2 x Intel Xeon E5-2620 v2 testing with a ASUS Z9PE-D8 WS (5503 BIOS) and ASPEED on CentOS Stream 9 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/2409052-NE-NGSPICE1044&grs&sor.

ngspice-1.0.0runProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkMonitorOSKernelDisplay ServerDisplay DriverCompilerFile-SystemScreen ResolutiondebugNoGVNO2NoGVNO3OptNoSimplO2OptNoSimplO3OptSimplO2OptSimplO32 x Intel Xeon E5-2620 v2OptRedO2OptPREO2GVNO2NewGVNO2OptRedO3OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO22 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads)ASUS Z9PE-D8 WS (5503 BIOS)Intel Xeon E7 v2/Xeon32GB256GB Samsung SSD 850 + 2000GB Western Digital WD20EARX-00PASPEEDRealtek ALC8982 x Intel 82574LCentOS Stream 95.14.0-467.el9.x86_64 (x86_64)X ServerNVIDIAGCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2ext41024x7682000GB Western Digital WD20EARX-00P + 256GB Samsung SSD 850ASUS VW1905.14.0-474.el9.x86_64 (x86_64)5.14.0-480.el9.x86_64 (x86_64)256GB Samsung SSD 850 + 2000GB Western Digital WD20EARX-00P5.14.0-496.el9.x86_64 (x86_64)GCC 11.5.0 20240719 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.25.14.0-503.el9.x86_64 (x86_64)OpenBenchmarking.orgKernel Details- Transparent Huge Pages: alwaysEnvironment Details- debug: CXXFLAGS=-O2 CFLAGS=-O2- NoGVNO2: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -disable-gvn=true" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -disable-gvn=true"- NoGVNO3: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -disable-gvn=true" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -disable-gvn=true"- OptNoSimplO2: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false"- OptNoSimplO3: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false"- OptSimplO2: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true"- OptSimplO3: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true"- 2 x Intel Xeon E5-2620 v2: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-simpl=true" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-simpl=true"- OptRedO2: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-newgvn-pre=false" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-newgvn-pre=false"- OptPREO2: CXXFLAGS="-O2 -mllvm -enable-newgvn" CFLAGS="-O2 -mllvm -enable-newgvn"- GVNO2: CXXFLAGS=-O2 CFLAGS=-O2- NewGVNO2: CXXFLAGS="-O2 -mllvm -enable-newgvn" CFLAGS="-O2 -mllvm -enable-newgvn"- OptRedO3: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-newgvn-pre=false" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-newgvn-pre=false"- OptPREO3: CXXFLAGS="-O3 -mllvm -enable-newgvn" CFLAGS="-O3 -mllvm -enable-newgvn"- NewGVNO333: CXXFLAGS="-O3 -mllvm -enable-newgvn" CFLAGS="-O3 -mllvm -enable-newgvn"- GVNO3: CXXFLAGS=-O3 CFLAGS=-O3- PessimisticO3: CXXFLAGS=-O3 CFLAGS=-O3- PessimisticO2: CXXFLAGS=-O2 CFLAGS=-O2Compiler Details- Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686Processor Details- Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42eSecurity Details- gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

ngspice-1.0.0runngspice: C2670ngspice: C7552debugNoGVNO2NoGVNO3OptNoSimplO2OptNoSimplO3OptSimplO2OptSimplO32 x Intel Xeon E5-2620 v2OptRedO2OptPREO2GVNO2NewGVNO2OptRedO3OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2217.987168.649220.233169.857223.381168.795215.318170.439218.502165.160216.356170.553213.356167.897215.907167.472215.739166.938214.284168.566216.525170.555217.205166.854214.474167.536OpenBenchmarking.org

Ngspice

Circuit: C2670

OpenBenchmarking.orgSeconds, Fewer Is BetterNgspice 34Circuit: C2670OptSimplO3NewGVNO333PessimisticO2OptNoSimplO2NewGVNO2GVNO2OptSimplO2GVNO3PessimisticO3debugOptNoSimplO3NoGVNO2NoGVNO350100150200250SE +/- 2.65, N = 4SE +/- 1.76, N = 3SE +/- 2.24, N = 3SE +/- 1.70, N = 12SE +/- 2.89, N = 3SE +/- 2.33, N = 4SE +/- 1.85, N = 8SE +/- 1.57, N = 12SE +/- 0.93, N = 3SE +/- 1.66, N = 12SE +/- 1.64, N = 12SE +/- 2.91, N = 3SE +/- 2.39, N = 12213.36214.28214.47215.32215.74215.91216.36216.53217.21217.99218.50220.23223.38

Ngspice

Circuit: C7552

OpenBenchmarking.orgSeconds, Fewer Is BetterNgspice 34Circuit: C7552OptNoSimplO3PessimisticO3NewGVNO2GVNO2PessimisticO2OptSimplO3NewGVNO333debugNoGVNO3NoGVNO2OptNoSimplO2OptSimplO2GVNO34080120160200SE +/- 2.02, N = 4SE +/- 1.84, N = 5SE +/- 1.68, N = 6SE +/- 1.22, N = 12SE +/- 1.34, N = 12SE +/- 1.64, N = 12SE +/- 1.66, N = 12SE +/- 1.76, N = 12SE +/- 2.29, N = 3SE +/- 0.29, N = 3SE +/- 1.06, N = 3SE +/- 0.87, N = 3SE +/- 1.71, N = 6165.16166.85166.94167.47167.54167.90168.57168.65168.80169.86170.44170.55170.56

Phoronix Test Suite v10.8.5