A base image is a vendor’s SDK and toolchain installed on an operating-system base. It’s only about the OS and the supported SDK version — not Python, Torch, or Triton (those belong to the runtime images).

Pick a backend to see its contents (OS, SDK packages, environment) and how to run it:

VendorCodeBackend
Ascendascendcann8.5.0
Ascendascendcann9.0.0
Cambriconcambriconneuware4.4.3
Cambriconcambriconneuware4.7.2
Enflameenflametops1.10.6
Enflameenflametops1.9.10
Hygonhygondtk26.04
Iluvatariluvatarcorex4.4.0
Kunlunxinkunlunxinxre5.37.1
MetaXmetaxmaca3.7.2.1
MetaXmetaxmaca3.8.1.3
Moore Threadsmthreadsmusa4.3.6
Moore Threadsmthreadsmusa5.2.0
NVIDIAnvidiacuda12.8
NVIDIAnvidiacuda13.3
Sunrisesunrisetangrt1.2.0
TsingMicrotsingmicrotsm260610