Benchmarks

The libraries benchmarked are:

fast_obj - https://github.com/thisistherk/fast_obj (master 85778da)
rapidobj - https://github.com/guybrush77/rapidobj (master 7a86567)
tinyobjloader - https://github.com/tinyobjloader/tinyobjloader (release 2f94771)

Hardware

CPU: AMD 7950X
Memory: DDR5 5200
SSD: WD SN8500X NVMe

Software

OS: Ubuntu 22.04.1 LTS (Kernel 5.15.0-56-generic)
Compiler: g++-12 (-O3 -DNDEBUG)

Methodology

Each test result is the average of ten runs.
Standard deviation is displayed as a narrow black bar.
OS page cache is cleared before each run.

Results

URL: https://casual-effects.com/g3d/data10/research/model/rungholt/rungholt.zip

Shapes: 84

Triangles: 6,704,264

Size on disk: 236,055,639 bytes

URL: https://casual-effects.com/g3d/data10/research/model/powerplant/powerplant.zip

Shapes: 21

Triangles: 12,759,246

Size on disk: 817,891,724 bytes

URL: https://casual-effects.com/g3d/data10/research/model/San_Miguel/San_Miguel.zip

Shapes: 2203

Triangles: 9,980,699

Size on disk: 1,143,041,382 bytes

URL: Blender 3.zip (Export to .obj using Blender)

Shapes: 24,257

Triangles: 28,501,624

Size on disk: 2,564,449,006 bytes