FFNet-54S: Optimized for Qualcomm Devices
FFNet-54S is a "fuss-free network" that segments street scene images with per-pixel classes like road, sidewalk, and pedestrian. Trained on the Cityscapes dataset.
This is based on the implementation of FFNet-54S found here. This repository contains pre-exported model files optimized for Qualcomm® devices. You can use the Qualcomm® AI Hub Models library to export with custom configurations. More details on model performance across various devices, can be found here.
Qualcomm AI Hub Models uses Qualcomm AI Hub Workbench to compile, profile, and evaluate this model. Sign up to run these models on a hosted Qualcomm® device.
Getting Started
There are two ways to deploy this model on your device:
Option 1: Download Pre-Exported Models
Below are pre-exported model assets ready for deployment.
| Runtime | Precision | Chipset | SDK Versions | Download |
|---|---|---|---|---|
| ONNX | float | Universal | QAIRT 2.42, ONNX Runtime 1.24.3 | Download |
| ONNX | w8a8 | Universal | QAIRT 2.42, ONNX Runtime 1.24.3 | Download |
| QNN_DLC | float | Universal | QAIRT 2.45 | Download |
| QNN_DLC | w8a8 | Universal | QAIRT 2.45 | Download |
| TFLITE | float | Universal | QAIRT 2.45 | Download |
| TFLITE | w8a8 | Universal | QAIRT 2.45 | Download |
For more device-specific assets and performance metrics, visit FFNet-54S on Qualcomm® AI Hub.
Option 2: Export with Custom Configurations
Use the Qualcomm® AI Hub Models Python library to compile and export the model with your own:
- Custom weights (e.g., fine-tuned checkpoints)
- Custom input shapes
- Target device and runtime configurations
This option is ideal if you need to customize the model beyond the default configuration provided here.
See our repository for FFNet-54S on GitHub for usage instructions.
Model Details
Model Type: Model_use_case.semantic_segmentation
Model Stats:
- Model checkpoint: ffnet54S_dBBB_cityscapes_state_dict_quarts
- Input resolution: 2048x1024
- Number of output classes: 19
- Number of parameters: 18.0M
- Model size (float): 68.8 MB
- Model size (w8a8): 17.5 MB
Performance Summary
| Model | Runtime | Precision | Chipset | Inference Time (ms) | Peak Memory Range (MB) | Primary Compute Unit |
|---|---|---|---|---|---|---|
| FFNet-54S | ONNX | float | Snapdragon® 8 Elite Gen 5 Mobile | 13.507 ms | 13 - 240 MB | NPU |
| FFNet-54S | ONNX | float | Snapdragon® 8 Elite Mobile | 17.869 ms | 5 - 202 MB | NPU |
| FFNet-54S | ONNX | float | Snapdragon® X2 Elite | 14.74 ms | 22 - 22 MB | NPU |
| FFNet-54S | ONNX | float | Snapdragon® X Elite | 34.042 ms | 24 - 24 MB | NPU |
| FFNet-54S | ONNX | float | Snapdragon® X Elite | 34.042 ms | 24 - 24 MB | NPU |
| FFNet-54S | ONNX | float | Snapdragon® 8 Gen 3 Mobile | 24.304 ms | 29 - 314 MB | NPU |
| FFNet-54S | ONNX | float | Qualcomm® QCS8550 (Proxy) | 34.802 ms | 24 - 27 MB | NPU |
| FFNet-54S | ONNX | float | Qualcomm® QCS9075 | 52.903 ms | 24 - 51 MB | NPU |
| FFNet-54S | ONNX | float | Snapdragon® 8 Elite For Galaxy Mobile | 17.869 ms | 5 - 202 MB | NPU |
| FFNet-54S | ONNX | w8a8 | Snapdragon® 8 Elite Gen 5 Mobile | 6.915 ms | 6 - 209 MB | NPU |
| FFNet-54S | ONNX | w8a8 | Snapdragon® 8 Elite Mobile | 11.634 ms | 1 - 200 MB | NPU |
| FFNet-54S | ONNX | w8a8 | Snapdragon® X2 Elite | 7.396 ms | 13 - 13 MB | NPU |
| FFNet-54S | ONNX | w8a8 | Snapdragon® X Elite | 11.193 ms | 12 - 12 MB | NPU |
| FFNet-54S | ONNX | w8a8 | Snapdragon® X Elite | 11.193 ms | 12 - 12 MB | NPU |
| FFNet-54S | ONNX | w8a8 | Snapdragon® 8 Gen 3 Mobile | 6.957 ms | 7 - 264 MB | NPU |
| FFNet-54S | ONNX | w8a8 | Qualcomm® QCS6490 | 408.146 ms | 182 - 237 MB | CPU |
| FFNet-54S | ONNX | w8a8 | Qualcomm® QCS8550 (Proxy) | 10.564 ms | 6 - 46 MB | NPU |
| FFNet-54S | ONNX | w8a8 | Qualcomm® QCS9075 | 12.873 ms | 6 - 9 MB | NPU |
| FFNet-54S | ONNX | w8a8 | Qualcomm® QCM6690 | 433.377 ms | 146 - 156 MB | CPU |
| FFNet-54S | ONNX | w8a8 | Snapdragon® 8 Elite For Galaxy Mobile | 11.634 ms | 1 - 200 MB | NPU |
| FFNet-54S | ONNX | w8a8 | Snapdragon® 7 Gen 4 Mobile | 429.692 ms | 156 - 167 MB | CPU |
| FFNet-54S | ONNX | w8a8 | Snapdragon® 7 Gen 4 Mobile | 429.692 ms | 156 - 167 MB | CPU |
| FFNet-54S | QNN_DLC | float | Snapdragon® 8 Elite Gen 5 Mobile | 13.624 ms | 14 - 257 MB | NPU |
| FFNet-54S | QNN_DLC | float | Snapdragon® 8 Elite Mobile | 19.644 ms | 21 - 243 MB | NPU |
| FFNet-54S | QNN_DLC | float | Snapdragon® X2 Elite | 15.894 ms | 24 - 24 MB | NPU |
| FFNet-54S | QNN_DLC | float | Snapdragon® X Elite | 39.939 ms | 24 - 24 MB | NPU |
| FFNet-54S | QNN_DLC | float | Snapdragon® X Elite | 39.939 ms | 24 - 24 MB | NPU |
| FFNet-54S | QNN_DLC | float | Snapdragon® 8 Gen 3 Mobile | 26.633 ms | 19 - 299 MB | NPU |
| FFNet-54S | QNN_DLC | float | Qualcomm® QCS8275 (Proxy) | 155.316 ms | 24 - 224 MB | NPU |
| FFNet-54S | QNN_DLC | float | Qualcomm® QCS8550 (Proxy) | 38.426 ms | 24 - 26 MB | NPU |
| FFNet-54S | QNN_DLC | float | Qualcomm® SA8775P | 53.657 ms | 24 - 224 MB | NPU |
| FFNet-54S | QNN_DLC | float | Qualcomm® SA8775P | 53.657 ms | 24 - 224 MB | NPU |
| FFNet-54S | QNN_DLC | float | Qualcomm® SA8775P | 53.657 ms | 24 - 224 MB | NPU |
| FFNet-54S | QNN_DLC | float | Qualcomm® QCS9075 | 66.597 ms | 24 - 52 MB | NPU |
| FFNet-54S | QNN_DLC | float | Qualcomm® QCS8450 (Proxy) | 77.258 ms | 9 - 283 MB | NPU |
| FFNet-54S | QNN_DLC | float | Qualcomm® SA7255P | 155.316 ms | 24 - 224 MB | NPU |
| FFNet-54S | QNN_DLC | float | Qualcomm® SA8295P | 59.205 ms | 24 - 221 MB | NPU |
| FFNet-54S | QNN_DLC | float | Snapdragon® 8 Elite For Galaxy Mobile | 19.644 ms | 21 - 243 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Snapdragon® 8 Elite Gen 5 Mobile | 5.506 ms | 6 - 239 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Snapdragon® 8 Elite Mobile | 7.495 ms | 6 - 225 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Snapdragon® X2 Elite | 6.474 ms | 6 - 6 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Snapdragon® X Elite | 16.581 ms | 6 - 6 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Snapdragon® X Elite | 16.581 ms | 6 - 6 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Snapdragon® 8 Gen 3 Mobile | 10.938 ms | 6 - 267 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Qualcomm® QCS6490 | 72.232 ms | 6 - 14 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Qualcomm® QCS8275 (Proxy) | 35.557 ms | 6 - 211 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Qualcomm® QCS8550 (Proxy) | 15.71 ms | 6 - 65 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Qualcomm® SA8775P | 16.265 ms | 6 - 213 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Qualcomm® SA8775P | 16.265 ms | 6 - 213 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Qualcomm® SA8775P | 16.265 ms | 6 - 213 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Qualcomm® QCS9075 | 18.762 ms | 6 - 14 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Qualcomm® QCM6690 | 142.66 ms | 6 - 244 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Qualcomm® QCS8450 (Proxy) | 22.243 ms | 6 - 268 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Qualcomm® SA7255P | 35.557 ms | 6 - 211 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Qualcomm® SA8295P | 21.322 ms | 6 - 213 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Snapdragon® 8 Elite For Galaxy Mobile | 7.495 ms | 6 - 225 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Snapdragon® 7 Gen 4 Mobile | 19.889 ms | 6 - 229 MB | NPU |
| FFNet-54S | QNN_DLC | w8a8 | Snapdragon® 7 Gen 4 Mobile | 19.889 ms | 6 - 229 MB | NPU |
| FFNet-54S | TFLITE | float | Snapdragon® 8 Elite Gen 5 Mobile | 13.686 ms | 2 - 261 MB | NPU |
| FFNet-54S | TFLITE | float | Snapdragon® 8 Elite Mobile | 19.596 ms | 1 - 241 MB | NPU |
| FFNet-54S | TFLITE | float | Snapdragon® 8 Gen 3 Mobile | 26.467 ms | 2 - 332 MB | NPU |
| FFNet-54S | TFLITE | float | Qualcomm® QCS8275 (Proxy) | 155.448 ms | 3 - 224 MB | NPU |
| FFNet-54S | TFLITE | float | Qualcomm® QCS8550 (Proxy) | 38.564 ms | 2 - 5 MB | NPU |
| FFNet-54S | TFLITE | float | Qualcomm® SA8775P | 53.71 ms | 0 - 221 MB | NPU |
| FFNet-54S | TFLITE | float | Qualcomm® SA8775P | 53.71 ms | 0 - 221 MB | NPU |
| FFNet-54S | TFLITE | float | Qualcomm® SA8775P | 53.71 ms | 0 - 221 MB | NPU |
| FFNet-54S | TFLITE | float | Qualcomm® QCS9075 | 67.401 ms | 0 - 64 MB | NPU |
| FFNet-54S | TFLITE | float | Qualcomm® QCS8450 (Proxy) | 77.854 ms | 2 - 321 MB | NPU |
| FFNet-54S | TFLITE | float | Qualcomm® SA7255P | 155.448 ms | 3 - 224 MB | NPU |
| FFNet-54S | TFLITE | float | Qualcomm® SA8295P | 59.282 ms | 0 - 216 MB | NPU |
| FFNet-54S | TFLITE | float | Snapdragon® 8 Elite For Galaxy Mobile | 19.596 ms | 1 - 241 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Snapdragon® 8 Elite Gen 5 Mobile | 3.17 ms | 1 - 232 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Snapdragon® 8 Elite Mobile | 4.462 ms | 0 - 221 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Snapdragon® 8 Gen 3 Mobile | 5.915 ms | 1 - 260 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Qualcomm® QCS6490 | 55.691 ms | 0 - 27 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Qualcomm® QCS8275 (Proxy) | 22.855 ms | 1 - 203 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Qualcomm® QCS8550 (Proxy) | 8.29 ms | 1 - 24 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Qualcomm® SA8775P | 8.869 ms | 1 - 205 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Qualcomm® SA8775P | 8.869 ms | 1 - 205 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Qualcomm® SA8775P | 8.869 ms | 1 - 205 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Qualcomm® QCS9075 | 10.055 ms | 1 - 27 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Qualcomm® QCM6690 | 120.032 ms | 1 - 238 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Qualcomm® QCS8450 (Proxy) | 13.27 ms | 1 - 263 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Qualcomm® SA7255P | 22.855 ms | 1 - 203 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Qualcomm® SA8295P | 13.181 ms | 1 - 207 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Snapdragon® 8 Elite For Galaxy Mobile | 4.462 ms | 0 - 221 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Snapdragon® 7 Gen 4 Mobile | 12.596 ms | 0 - 221 MB | NPU |
| FFNet-54S | TFLITE | w8a8 | Snapdragon® 7 Gen 4 Mobile | 12.596 ms | 0 - 221 MB | NPU |
License
- The license for the original implementation of FFNet-54S can be found here.
References
Community
- Join our AI Hub Slack community to collaborate, post questions and learn more about on-device AI.
- For questions or feedback please reach out to us.
