Different Outputs on Mac M1 and Windows

I am running a CNN code on jupyter notebook

Tensorflow is giving me a very good output on Windows, but on mac, the loss doesnt change at all.

Its literally the same code and i am trying to figure out why this is happening.

https://github.com/jeffheaton/t81_558_deep_learning/blob/master/install/tensorflow-install-mac-metal-jul-2021.ipynb

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i followed this instruction for installing tensorflow on mac

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Tensor Flow Version: 2.5.0 Keras Version: 2.5.0 Python 3.9.7 | packaged by conda-forge | (default, Sep 29 2021, 19:24:02) [Clang 11.1.0 ] Pandas 1.3.4 Scikit-Learn 1.0.1 GPU is available

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These are my tensow flow details.