Yes, some users find advantages with ATX over MATX motherboards.
Yes, some users find advantages with ATX over MATX motherboards.
Same line of course comparison shows b550 TUF and b550M TUF may offer better build quality. If extra I/O or headers aren't required, opting for a full ATX board could be advantageous.
Occasionally the VRM performs better on the ATX model—like the B450M-A Pro having a significantly inferior VRM compared to the B450-A Pro. For the B550 TUF, the performance remains consistent.