There are also a few oddball desktop SKUs that are actually a G-series processor with the GPU disabled (primarily ones below the "600" tier, e.g. the Ryzen 3 41

There are also a few oddball desktop SKUs that are actually a G-series processor with the GPU disabled (primarily ones below the "600" tier, e.g. the Ryzen 3 4100 or Ryzen 5 5500), which also lack ECC support.