smallpt with optimizations ARMv7 rev 1 testing on Gentoo Base 2.0.3 via the Phoronix Test Suite. Modified pts/smallpt test to compile code with "-O3 -mcpu=cortex-a9" optimizations (by default this test compiles with no optimizations at all!).
HTML result view exported from: https://openbenchmarking.org/result/1201108-AR-SMALLPTWI39 .
smallpt with optimizations Processor Motherboard Memory Disk OS Kernel Compiler File-System Exynos 4210 1.2GHz (-O3 -mcpu=cortex-a9) ARMv7 rev 1 @ 1.20GHz (2 Cores) ORIGEN 671MB 16GB SDC Gentoo Base 2.0.3 3.0.13+ (armv7l) GCC 4.5.3 + TCC 0.9.25 + Clang 3.0 + LLVM 3.0 ext4 OpenBenchmarking.org
smallpt with optimizations smallpt: Global Illumination Renderer; 100 Samples Standard Error Standard Deviation Exynos 4210 1.2GHz (-O3 -mcpu=cortex-a9) 546 1.00 0.32% OpenBenchmarking.org
Smallpt Global Illumination Renderer; 100 Samples OpenBenchmarking.org Seconds, Fewer Is Better Smallpt 1.0 Global Illumination Renderer; 100 Samples Exynos 4210 1.2GHz (-O3 -mcpu=cortex-a9) 120 240 360 480 600 SE +/- 1.00, N = 3 546
Phoronix Test Suite v10.8.4