Remember, architecture refers to the skeleton of the model and checkpoints are the weights for a given architecture. For example, BERT is an architecture, while google-bert/bert-base-uncased is a checkpoint. Model is a general term that can mean either architecture or checkpoint.

In this tutorial, learn to:

Load a pretrained tokenizer.
Load a pretrained image processor
Load a pretrained feature extractor.
Load a pretrained processor.
Load a pretrained model.
Load a model as a backbone.