Table 1. Comparison of CPU-only and GPU-accelerated pipeline performance metrics
Performance metric
CPU-only implementation
GPU-accelerated pipeline
Improvement
FFT planning overhead
100%
≈ 10%
≈ 90%
5 Samples scanning time
≈ 18 min
≈ 18 min
≈ 0%
Frames per second
≈ 6 fps
≈ 18 fps
≈ 300%
FFT: fast Fourier transform.