uae_rtg_modes
The option documentation is properly formatted yet
Summary: RTG color modes Type: Choice Default: 0x212
The value is really a bit mask, and other combinations are available.
Value: 0x212 (8bit + 16bit PC + 32bit BGRA) Value: 0x602 (8bit + 16bit + 32bit BGRA) Value: 0x112 (8bit + 16bit + 32bit RGBA)
Source: https://github.com/FrodeSolheim/fs-uae/blob/master/docs/options/uae_rtg_modes