@sino I have GTX 1660 and everything works just fine.
PS.
Project settings → Platforms → Windows
- SM5 - Enabled
- SM6 - Enabled
Targeted RHIs
- DirectX 12
Project settings → Rendering → Hardware Ray Tracing
- Support Hardware Ray Tracing - Enabled
- Ray Traced Shadows - Enabled
- Ray Traced Skylight - Enabled
- Path Tracing - Enabled