Cuda Toolkit 12.6 Portable May 2026

New projects, Ada/Hopper owners, WSL 2 devs. Hold off for: Framework users, legacy driver environments.

Rating: 4.5/5

The bundled Nsight Systems 2024.5 is excellent. The new "Kernel Fusion Candidate" detection helps identify naive kernel launches that can be manually fused. The memory pool allocator in the CUDA Driver API is also less chatty with the OS, reducing allocation overhead by ~15% in dynamic shape workloads. cuda toolkit 12.6