sm_120 is only supported in the torch nightly builds. I’m running on dual RTX 5070’s.
Make sure you are running cuda 13.0.1 ( CUDA 13.0 Update 1 >=580 )
and install torch nightly build
download. pytorch. org /whl/nightly/cu130
pip show torch
Name: torch
Version: 2.10.0.dev20250910+cu130
nvidia-smi.exe
±-----------------------------------------------------------------------+
| NVIDIA-SMI 581.29 Driver Version: 581.29 CUDA Version: 13.0 |
|=============+=================+===============|
| 0 NVIDIA GeForce RTX 5070 WDDM | 00000000:01:00.0 On | N/A |
| 0% 37C P1 34W / 250W | 11198MiB / 12227MiB | 10% Default |
±-----------------------±-----------------------±---------------------+
| 1 NVIDIA GeForce RTX 5070 WDDM | 00000000:14:00.0 Off | N/A |
| 0% 46C P1 24W / 250W | 11065MiB / 12227MiB | 10% Default |