Robotics
PyTorch
android

ACT: Optimized for Qualcomm Devices

ACT (Action Chunking with Transformers) is a robotic policy model that is trained to predict the next chunk of actions that the robotic hand is expected to perform.

This is based on the implementation of ACT 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 1.25.0 Download
QNN_DLC float Universal QAIRT 2.45 Download
TFLITE float Universal QAIRT 2.45 Download

For more device-specific assets and performance metrics, visit ACT 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 ACT on GitHub for usage instructions.

Model Details

Model Type: Model_use_case.robotics

Model Stats:

  • Model checkpoint: act
  • Input resolution: 480x640
  • Number of parameters: 83.92M
  • Model size (float): 255M

Performance Summary

Model Runtime Precision Chipset Inference Time (ms) Peak Memory Range (MB) Primary Compute Unit
ACT ONNX float Snapdragon® 8 Elite Gen 5 Mobile 5.851 ms 4 - 426 MB NPU
ACT ONNX float Snapdragon® X2 Elite 6.772 ms 209 - 209 MB NPU
ACT ONNX float Snapdragon® X Elite 12.196 ms 177 - 177 MB NPU
ACT ONNX float Snapdragon® 8 Gen 3 Mobile 8.49 ms 4 - 499 MB NPU
ACT ONNX float Qualcomm® QCS8550 (Proxy) 11.546 ms 4 - 124 MB NPU
ACT ONNX float Snapdragon® 8 Elite For Galaxy Mobile 6.822 ms 0 - 422 MB NPU
ACT ONNX float Qualcomm® QCS9075 19.721 ms 4 - 49 MB NPU
ACT ONNX float Qualcomm® QCS8750 6.822 ms 0 - 422 MB NPU
ACT ONNX float Qualcomm® QCS7181 12.196 ms 177 - 177 MB NPU
ACT QNN_DLC float Snapdragon® 8 Elite Gen 5 Mobile 3.732 ms 3 - 294 MB NPU
ACT QNN_DLC float Snapdragon® X2 Elite 4.835 ms 4 - 4 MB NPU
ACT QNN_DLC float Snapdragon® X Elite 9.215 ms 4 - 4 MB NPU
ACT QNN_DLC float Snapdragon® 8 Gen 3 Mobile 6.058 ms 4 - 341 MB NPU
ACT QNN_DLC float Qualcomm® QCS8275 44.729 ms 1 - 286 MB NPU
ACT QNN_DLC float Qualcomm® QCS8550 (Proxy) 8.582 ms 4 - 6 MB NPU
ACT QNN_DLC float Qualcomm® SA8775P 13.806 ms 0 - 268 MB NPU
ACT QNN_DLC float Qualcomm® SA8650P 13.806 ms 0 - 268 MB NPU
ACT QNN_DLC float Qualcomm® SA8255P 13.806 ms 0 - 268 MB NPU
ACT QNN_DLC float Qualcomm® QCS8450 (Proxy) 16.484 ms 2 - 250 MB NPU
ACT QNN_DLC float Qualcomm® SA7255P 44.729 ms 1 - 286 MB NPU
ACT QNN_DLC float Qualcomm® SA8295P 15.24 ms 0 - 204 MB NPU
ACT QNN_DLC float Snapdragon® 8 Elite For Galaxy Mobile 4.698 ms 4 - 274 MB NPU
ACT QNN_DLC float Qualcomm® QCS9075 15.182 ms 4 - 9 MB NPU
ACT QNN_DLC float Qualcomm® QCS8750 4.698 ms 4 - 274 MB NPU
ACT QNN_DLC float Qualcomm® QCS7181 9.215 ms 4 - 4 MB NPU
ACT TFLITE float Snapdragon® 8 Elite Gen 5 Mobile 3.736 ms 0 - 319 MB NPU
ACT TFLITE float Snapdragon® 8 Gen 3 Mobile 6.109 ms 0 - 411 MB NPU
ACT TFLITE float Qualcomm® QCS8275 44.754 ms 0 - 325 MB NPU
ACT TFLITE float Qualcomm® QCS8550 (Proxy) 8.402 ms 0 - 3 MB NPU
ACT TFLITE float Qualcomm® SA8775P 13.782 ms 0 - 279 MB NPU
ACT TFLITE float Qualcomm® SA8650P 13.782 ms 0 - 279 MB NPU
ACT TFLITE float Qualcomm® SA8255P 13.782 ms 0 - 279 MB NPU
ACT TFLITE float Qualcomm® QCS8450 (Proxy) 16.426 ms 0 - 269 MB NPU
ACT TFLITE float Qualcomm® SA7255P 44.754 ms 0 - 325 MB NPU
ACT TFLITE float Qualcomm® SA8295P 15.732 ms 0 - 207 MB NPU
ACT TFLITE float Snapdragon® 8 Elite For Galaxy Mobile 4.733 ms 0 - 282 MB NPU
ACT TFLITE float Qualcomm® QCS9075 15.187 ms 0 - 71 MB NPU
ACT TFLITE float Qualcomm® QCS8750 4.733 ms 0 - 282 MB NPU

License

  • The license for the original implementation of ACT can be found here.

References

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Paper for qualcomm/ACT