undervolting

Intel Core i5-4210U testing with a LENOVO Cherry 4A (7CCN60WW BIOS) and Intel Haswell Mobile 2GB on Ubuntu 18.04 via the Phoronix Test Suite.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1908067-HV-UNDERVOLT54
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Result
Identifier
Performance Per
Dollar
Date
Run
  Test
  Duration
75-50-50-0-0
August 06 2019
  4 Minutes


undervoltingOpenBenchmarking.orgPhoronix Test SuiteIntel Core i5-4210U @ 2.70GHz (2 Cores / 4 Threads)LENOVO Cherry 4A (7CCN60WW BIOS)Intel Haswell-ULT DRAM8192MB256GB Samsung SSD 850Intel Haswell Mobile 2GB (1000MHz)Intel Haswell-ULT HD AudioRealtek RTL8111/8168/8411 + Intel 7260Ubuntu 18.045.0.0-23-generic (x86_64)KDE Plasma 5.12.8X Server 1.19.6modesetting 1.19.64.5 Mesa 19.0.2GCC 7.4.0ext41920x1080ProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionUndervolting BenchmarksSystem Logs- ERL_AFLAGS=-kernel shell_history enabled _KERL_SAVED_ERL_AFLAGS=- Scaling Governor: intel_pstate powersave- OpenJDK Runtime Environment (build 13-ea+30-Ubuntu-118.04)- l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling

Sunflow Rendering System

This test runs benchmarks of the Sunflow Rendering System. The Sunflow Rendering System is an open-source render engine for photo-realistic image synthesis with a ray-tracing core. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterSunflow Rendering System 0.07.2Global Illumination + Image Synthesis75-50-50-0-0246810SE +/- 0.05, N = 37.74