XNNPack’s Fully Connected and Convolution 2D operators now support dynamic range quantization. XNNPack is TensorFlow Lite’s CPU backend.

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TensorFlow

XNNPack's Fully Connected and Convolution 2D operators now support dynamic range quantization, improving CPU inference performance. Dynamic range quantization allows for more AI powered features on older and lower tier devices. The combination of half precision inference and dynamic range quantization results in the best possible on-device CPU inference performance on devices with hardware support.

Faster Dynamically Quantized Inference with XNNPack