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Article0 replies1,155 followingPosted 01 Apr 2026, 06:07 UTC133.4K views4,420 votes

Using OpenCL Local Memory to Cut Global Memory Traffic in Tiled Kernels

Learn how to replace repeated global memory accesses with OpenCL local memory tiling, see a matrix‑multiply example, and understand the trade‑offs that affect performance.

Community & Careers · Blog

Community & Careers

Article0 replies4,268 followingPosted 14 Nov 2025, 01:24 UTC101.4K views2,084 votes

Tiling Matrix Multiplication in OpenCL with __local Memory

Learn how OpenCL’s __local memory and work‑group barriers can turn a bandwidth‑bound matrix multiply into a compute‑friendly tiled kernel, with a concrete 16×16 example and practical tuning steps.

Community & Careers · Blog

matrix-multiplication

opencl local-memory