Parallel training with 4 cards 4090 cannot be performed on AMD 5975WX， stuck at the beginning

[Robert_Crovella]

我用的CPU是AMD 5975WX，显卡是4块4090。cuda版本为cuda12，pytoch版本为2.0

Then you should likely check with Supermicro if this is a supported setup. Manually fiddling with the ACS bit: https://forums.developer.nvidia.com/t/multi-gpu-peer-to-peer-access-failing-on-tesla-k80/39748/15?u=generix