Microsoft has officially rolled out Shader Execution Reordering (SER) as part of DirectX Raytracing 1.2 in the latest DirectX Agility SDK (version 1.619), aiming to make ray tracing workloads run more efficiently across GPUs. Originally pioneered by Nvidia’s RTX 40-series hardware in 2022, SER rearranges GPU shader execution to reduce unpredictable ray tracing costs, and […]