# Execution

## CLI Arguments

### Execution Device Ids

Specify the devices used for processing.

Argument: `--execution-device-ids`

Default: `0`

Example: `--execution-device-id 0 1`

### Execution Providers

Inference using different providers.

Argument: `--execution-providers`

Default: `Auto`

Choices:

* `cpu`
* `coreml`
* `cuda`
* `directml`
* `migraphx`
* `rocm`
* `tensorrt`

Example: `--execution-providers cuda`

### Execution Thread Count

Specify the amount of parallel threads while processing.

Argument `--execution-thread-count`

Default: `4`

Range: `1` to `32` at `1`

Example: `--execution-thread-count 16`

## Default Overrides

Modify the `facefusion.ini` file to override the defaults.

```ini
[execution]
execution_device_ids = 0 1
execution_providers = cuda
execution_thread_count = 16
```