Settings

Go to Settings > Output > Recording

• Encoder: NVIDIA NVENC HEVC

Go to Settings > Advanced > Video

• Colour Format: P010 (10-bit, 4:2:0, 2 planes)
• Colour Space: Rec. 2100 (PQ)
• Colour Range: Limited

Sources

Go to Sources > Game Capture (or Video Capture Device) > Properties

• Video Format: P010 (10-bit, 4:2:0, 2 planes)
• Colour Space: Rec. 2100 (PQ)