Warning Num Samples Per Thread Reduced To 32768 Rendering Might Be Slower ^new^

He pressed Y.

To clear this warning and restore performance, you must reduce the memory footprint of your scene using these strategies from Chaos Support and user forums: Optimize Textures : This is often the largest memory consumer. Use Compressed Textures or downscale 4K/8K textures that are far from the camera. Lower Light Cache Subdivs : For 4K images, keep Light Cache Subdivs between 1,000 and 3,000. Going higher uses excessive VRAM. Limit Render Elements He pressed Y

: In Windows settings, this can help free up a small amount of additional VRAM for the renderer. Chaos Forums Optimizing memory (VRAM) usage for GPU rendering - Chaos keep Light Cache Subdivs between 1

You may also encounter these similar messages: 000 and 3