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shared-memory
2 free lessons tagged shared-memory across Programming. Each one is a short sequence of focused steps with narration and a five-question quiz at the end — take them in any order, no signup required.
Programming
intermediateShared Memory Tiling for Matrix Multiplication
Why naive matmul on a GPU is bandwidth-starved, and how tiling with __shared__ memory reduces global memory traffic by a factor of the tile size. The classic optimisation, with the kernel that demonstrates it.
9 steps·~14 min
Programming
intermediateCUDA Memory Hierarchy: Global, Shared, Constant, Local, Registers
The five memory spaces a CUDA kernel can see and why they have wildly different speeds. Global vs shared vs constant vs local vs registers, coalesced access, bank conflicts, and a cheat-sheet table you'll actually reference.
9 steps·~14 min