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/2405075-NE-NGSPICE1040&grt&sro.

ngspice-1.0.0runProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDisplay ServerCompilerFile-SystemScreen ResolutionNewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO3GVNTrunkO2GVNTrunkO3NoPREO2NoPREO32 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 95.14.0-437.el9.x86_64 (x86_64)X ServerGCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2ext41024x768OpenBenchmarking.orgKernel Details- Transparent Huge Pages: alwaysEnvironment Details- NewGVNTrunkO2: CXXFLAGS="-O2 -mllvm -enable-newgvn" CFLAGS="-O2 -mllvm -enable-newgvn"- NewGVNTrunkO3: CXXFLAGS="-O3 -mllvm -enable-newgvn" CFLAGS="-O3 -mllvm -enable-newgvn"- NoGVNTrunkO2: CXXFLAGS=-O2 CFLAGS=-O2- NoGVNTrunkO3: CXXFLAGS=-O3 CFLAGS=-O3- GVNTrunkO2: CXXFLAGS=-O2 CFLAGS=-O2- GVNTrunkO3: CXXFLAGS=-O3 CFLAGS=-O3- NoPREO2: CXXFLAGS=-O2 CFLAGS=-O2- NoPREO3: CXXFLAGS=-O3 CFLAGS=-O3Compiler 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 + 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 + srbds: Not affected + tsx_async_abort: Not affected

ngspice-1.0.0runngspice: C2670ngspice: C7552NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO3GVNTrunkO2GVNTrunkO3NoPREO2NoPREO3209.484167.065212.597170.965215.670169.603211.379170.583218.500166.640221.894171.474211.437166.203220.796166.367OpenBenchmarking.org

Ngspice

Circuit: C2670

OpenBenchmarking.orgSeconds, Fewer Is BetterNgspice 34Circuit: C2670GVNTrunkO2GVNTrunkO3NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO3NoPREO2NoPREO350100150200250SE +/- 2.41, N = 5SE +/- 1.32, N = 3SE +/- 0.42, N = 3SE +/- 1.57, N = 3SE +/- 2.36, N = 5SE +/- 0.97, N = 3SE +/- 1.09, N = 3SE +/- 1.20, N = 3218.50221.89209.48212.60215.67211.38211.44220.80

Ngspice

Circuit: C7552

OpenBenchmarking.orgSeconds, Fewer Is BetterNgspice 34Circuit: C7552GVNTrunkO2GVNTrunkO3NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO3NoPREO2NoPREO34080120160200SE +/- 1.74, N = 12SE +/- 0.39, N = 3SE +/- 1.77, N = 12SE +/- 0.47, N = 3SE +/- 2.19, N = 3SE +/- 0.66, N = 3SE +/- 1.73, N = 12SE +/- 1.92, N = 12166.64171.47167.07170.97169.60170.58166.20166.37

Phoronix Test Suite v10.8.5