A recent document from AMD, floating around journalists in-boxes, has revealed some new details about DirectX 10.1. AMD touts that amongst Shader Model 4.1 - DirectX 10.1 will improve global illumination and shadowing, deferred rendering performance and LOD instructions. Slides also claim "more realistic environments" and "improved programmability" - although it seems to be becoming mandatory these days for companies to include marketing shenanigans like those.

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