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In depth SIMD level
Jordan Peck edited this page Apr 7, 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 on a single thread.
- CPU: Intel Xeon Skylake @ 2.0Ghz
- Compiler: Intel 17.0 x64
| Noise Type | AVX512 | AVX2 | SSE4.1 | SSE2 | FastNoise | FastNoise 2D |
|---|---|---|---|---|---|---|
| White Noise | 7 | 9 | 16 | 29 | 141 | 111 |
| Value | 92 | 152 | 324 | 436 | 642 | 361 |
| Value Fractal | 290 | 476 | 1035 | 1362 | 2061 | 1101 |
| Perlin | 147 | 324 | 592 | 795 | 1002 | 473 |
| Perlin Fractal | 453 | 989 | 1818 | 2420 | 3209 | 1493 |
| Simplex | 129 | 294 | 548 | 604 | 1194 | 883 |
| Simplex Fractal | 399 | 895 | 1689 | 1839 | 2880 | 2589 |
| Cellular | 851 | 1283 | 2679 | 2959 | 2979 | 1074 |
| Cubic | 615 | 952 | 1970 | 3516 | 2979 | 858 |
| Cubic Fractal | 1860 | 2873 | 5957 | 10604 | 9583 | 2849 |
| CF Sampled 1 | 360 | 537 | 1011 | 1708 | ||
| CF Sampled 2 | 76 | 146 | 235 | 340 | ||
| CF Sampled 3 | 37 | 90 | 123 | 142 |
CF (Cubic Fractal) Sampled {sampling level}: Comparison of performance increases with different levels of sampling