[Readme] Added pci_dev
@@ -127,6 +127,7 @@ A partial list of parameters are below. See the config file for a complete list.
| `log_duration` | Set amount of time the logging will run for (in seconds) |
| `vsync`<br> `gl_vsync` | Set vsync for OpenGL or Vulkan |
| `media_player` | Show Spotify metadata |
+| `pci_dev` | Select GPU device in multi-gpu setups |
Example: `MANGOHUD_CONFIG=cpu_temp,gpu_temp,position=top-right,height=500,font_size=32`
