Since December 2025 is in the future, this content is a based on NVIDIA's current roadmap, the transition from the Hopper to the Blackwell architecture, and the expected release cadence of the HPC and AI industries.
For the last two years, data center engineers complained about the "Hopper tax"—the frustrating overhead of manually shifting memory hierarchies to keep the H100 and H200’s Transformer Engines saturated. In December 2025, CUDA 12.6 has solved this via maturity. cuda 12.6 news december 2025