You haven't done any extra optimisation for it right? Thats what I am asking
here is the log
Frame Size: 1920x1080 progressive
Bitdepth: 32 bits per channel
Mix with Original: Disabled
Temporal Filter: Enabled
Quality Mode: Normal
Radius: 2 frames
Dust and Scratches: Disabled
Repeat Rate: 0% of repeated frames
Jitter Filtration: Normal
Spatial Filter: Enabled
Quality Mode: Normal
Frequencies: High, Mid, Low, Very Low
Artifact Removal: Enabled
Edge Smoothing: Disabled
Sharpening: Disabled
Neat Video 5.5.1 Pro plug-in for Resolve (MacOS)
Detecting the best combination of performance settings:
running the test data set on up to 20 CPU cores and on up to 1 GPU
CPU Model: Apple M1 Ultra (Mac13,2)
GPU 1: Apple M1 Ultra (Metal): 98304 MB total (98304 MB currently available), using up to 100%
CPU only (1 core): 3.05 frames/sec
CPU only (2 cores): 6.42 frames/sec
CPU only (3 cores): 9.24 frames/sec
CPU only (4 cores): 12.3 frames/sec
CPU only (5 cores): 15 frames/sec
CPU only (6 cores): 17.5 frames/sec
CPU only (7 cores): 20 frames/sec
CPU only (8 cores): 22 frames/sec
CPU only (9 cores): 24.4 frames/sec
CPU only (10 cores): 26.5 frames/sec
CPU only (11 cores): 28.2 frames/sec
CPU only (12 cores): 30.1 frames/sec
CPU only (13 cores): 32.1 frames/sec
CPU only (14 cores): 33.6 frames/sec
CPU only (15 cores): 35.4 frames/sec
CPU only (16 cores): 36.9 frames/sec
CPU only (17 cores): 37.1 frames/sec
CPU only (18 cores): 37.7 frames/sec
CPU only (19 cores): 38.4 frames/sec
CPU only (20 cores): 38.7 frames/sec
GPU only (Apple M1 Ultra): 52.2 frames/sec
CPU (2 cores) and GPU (Apple M1 Ultra): 19.7 frames/sec
CPU (3 cores) and GPU (Apple M1 Ultra): 26.6 frames/sec
CPU (4 cores) and GPU (Apple M1 Ultra): 28.2 frames/sec
CPU (5 cores) and GPU (Apple M1 Ultra): 36 frames/sec
CPU (6 cores) and GPU (Apple M1 Ultra): 35.9 frames/sec
CPU (7 cores) and GPU (Apple M1 Ultra): 37.7 frames/sec
CPU (8 cores) and GPU (Apple M1 Ultra): 38 frames/sec
CPU (9 cores) and GPU (Apple M1 Ultra): 37.8 frames/sec
CPU (10 cores) and GPU (Apple M1 Ultra): 37.2 frames/sec
CPU (11 cores) and GPU (Apple M1 Ultra): 37.3 frames/sec
CPU (12 cores) and GPU (Apple M1 Ultra): 39.3 frames/sec
CPU (13 cores) and GPU (Apple M1 Ultra): 41.2 frames/sec
CPU (14 cores) and GPU (Apple M1 Ultra): 41.8 frames/sec
CPU (15 cores) and GPU (Apple M1 Ultra): 41.1 frames/sec
CPU (16 cores) and GPU (Apple M1 Ultra): 52.4 frames/sec
CPU (17 cores) and GPU (Apple M1 Ultra): 54.1 frames/sec
CPU (18 cores) and GPU (Apple M1 Ultra): 54.7 frames/sec
CPU (19 cores) and GPU (Apple M1 Ultra): 55.9 frames/sec
CPU (20 cores) and GPU (Apple M1 Ultra): 56 frames/sec
Best combination: CPU (20 cores) and GPU (Apple M1 Ultra): 56 frames/sec