TensorFlow 2.21.0
- Released
- 2026-03-06
- Official CUDA Toolkit version
- Official cuDNN version
- Supported Python versions
CUDA/cuDNN pin and Python range verified 2026-08 against TensorFlow's own "tested build configurations" table at tensorflow.org/install/source#gpu (Linux GPU config); release date from PyPI upload metadata. Unlike PyTorch, TensorFlow's official pip wheels are built against exactly one CUDA/cuDNN pair per release, not a matrix of options.