They did just start porting support ROCm to windows a few month ago(more specifically, ROCm 5.5.1 released a few months ago). And yea, ROCm for windows specific

They did just start porting support ROCm to windows a few month ago(more specifically, ROCm 5.5.1 released a few months ago). And yea, ROCm for windows specifically supports rdna2 and rdna3 instead of cdna like ROCm for linux. So at least the title isn't a total lie. But ROCm for windows still have a few components missing. Will they finish the porting? Who knows? You may try to guess it.