This project benchmarks FourierFlows performance against other similar packages
Results for nx=ny=256 grid-points:
On laptop CPU with 1 process/thread (2.9 GHz Intel Core i7 Macbook Pro with 16 GB 2133 MHz LPDDR3)
| package | Time per time-step |
|---|---|
| GeophysicalFlows.jl v0.3.0 | 1.58 ms |
| pyqg v0.3.0+1.gb777817 | 3.10 ms |
| matlab R2017a | 9.28 ms |
| dedalus v2.1905+ | 12.73 ms |
On server CPU (2.9 GHz Intel Cascade Lake 8268 with 768 GB 2666 MHz DDR4)
| package | Time per time-step | Procs/threads (optimal) |
|---|---|---|
| GeophysicalFlows.jl v0.5.0 | 1.829 ms | 12 threads |
| dedalus v2.2006a1 | 2.062 ms | 32 procs |
On GPU (NVIDIA Tesla K40c GPU, 12GB)
| package | Time per time-step |
|---|---|
| GeophysicalFlows.jl #b15419e | 1.02 ms |
| matlab R2016b | 0.975 ms |
Results for nx=ny=1024 grid-points:
On laptop CPU with 1 process/thread (2.9 GHz Intel Core i7 Macbook Pro with 16 GB 2133 MHz LPDDR3)
| package | Time per time-step |
|---|---|
| GeophysicalFlows.jl v0.3.0 | 44.29 ms |
| pyqg v0.3.0+1.gb777817 | 68.52 ms |
| matlab R2017a | 271.92 ms |
| dedalus v2.1905+ | 169.58 ms |
On server CPU (2.9 GHz Intel Cascade Lake 8268 with 768 GB 2666 MHz DDR4)
| package | Time per time-step | Procs/threads (optimal) |
|---|---|---|
| GeophysicalFlows.jl v0.5.0 | 25.64 ms | 24 threads |
| dedalus v2.2006a1 | 7.139 ms | 48 procs |
On GPU (NVIDIA Tesla K40c GPU, 12GB)
| package | Time per time-step |
|---|---|
| GeophysicalFlows.jl #b15419e | 13.96 ms |
| matlab R2016b | 7.353 ms |