b0nes164/GPUPrefixSums

A nearly complete collection of prefix sum algorithms implemented in CUDA, D3D12, Unity and WGPU. Theoretically portable to all wave/warp/subgroup sizes.

83 best points · 20 comments · 1 Hacker News post · 305 GitHub stars · View on GitHub

Hacker News discussions

• GPU Prefix Sums: A nearly complete collection (83 points, 20 comments, by coffeeaddict1, 2025-08-28)