The official Core ML Stable Diffusion [models](https://huggingface.co/apple/coreml-stable-diffusion-v1-4/tree/main) include these variants, but the community ones may vary:  
```
coreml-stable-diffusion-v1-4
├── README.md
├── original
│   ├── compiled
│   └── packages
└── split_einsum
├── compiled
└── packages
```  
You can download and use the variant you need as shown below.