Sparse Matrix Multiplication Benchmark
Standard (*) vs Threaded (⊛)
Test Configuration:
Matrix type: 2D Laplacian (5-point stencil)
Julia threads: 8
Date: 2025-12-14 09:54:12
Results
| Matrix Size |
nnz |
Standard (*) |
Threaded (⊛) |
Speedup |
| 1 × 1 |
1 |
1.90 μs |
40.65 μs |
0.05× |
| 9 × 9 |
33 |
2.90 μs |
44.25 μs |
0.07× |
| 100 × 100 |
460 |
10.98 μs |
45.00 μs |
0.24× |
| 1024 × 1024 |
5.0K |
40.33 μs |
60.08 μs |
0.67× |
| 10000 × 10000 |
49.6K |
331.88 μs |
216.62 μs |
1.53× |
| 99856 × 99856 |
498.0K |
4.77 ms |
1.41 ms |
3.38× |
| 1000000 × 1000000 |
5.0M |
47.42 ms |
12.58 ms |
3.77× |
| 9998244 × 9998244 |
50.0M |
518.88 ms |
120.50 ms |
4.31× |