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In depth SIMD level
Jordan Peck edited this page Mar 15, 2017
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SSE2
- Intel Pentium 4 - 2001
- AMD Opteron/Athlon - 2003
SEE4.1
- Intel Penryn - 2007
- AMD Bulldozer - Q4 2011
AVX
- Intel Sandy Bridge - Q1 2011
- AMD Bulldozer - Q4 2011
AVX2
- Intel Haswell - Q2 2013
- AMD Carrizo - Q2 2015
FMA3
- Intel Haswell - Q2 2013
- AMD Piledriver - 2012
AVX512
- Not available to consumers yet
Timings below are x1000 ns to generate 32x32x32 points of noise.
- CPU: Intel Xeon Skylake @ 2.0Ghz
- Compiler: Intel 17.0 x64
| Noise Type | AVX512 | AVX2 | SSE4.1 | SSE2 | FastNoise | FastNoise 2D |
|---|---|---|---|---|---|---|
| White Noise | 12 | 17 | 32 | 95 | 194 | 179 |
| Value | 127 | 197 | 428 | 1060 | 935 | 519 |
| Value Fractal | 406 | 652 | 1333 | 3034 | 3075 | 1604 |
| Perlin | 199 | 444 | 818 | 1334 | 1315 | 645 |
| Perlin Fractal | 632 | 1367 | 2210 | 3958 | 4264 | 1864 |
| Simplex | 195 | 417 | 724 | 790 | 1612 | 983 |
| Simplex Fractal | 678 | 1367 | 2338 | 2801 | 5766 | 3174 |
| Cellular | 1300 | 1870 | 4121 | 5246 | 4469 | 1496 |
| Cubic | 1297 | 1880 | 3531 | 7517 | 3648 | 1258 |
| Cubic Fractal | 3798 | 5729 | 11719 | 22813 | 13770 | 4160 |
| CF Sampled 1 | 684 | 996 | 1875 | 3438 | ||
| CF Sampled 2 | 135 | 216 | 418 | 677 | ||
| CF Sampled 3 | 54 | 143 | 211 | 267 |
CF (Cubic Fractal) Sampled {sampling level}: Comparison of performance increases with different levels of sampling