The MSI MAG B650 TOMAHAWK WIFI wins in 8 out of 13 comparable specs, with 4 ties. Its biggest advantage is Max Memory (100% better).
B660M DS3H DDR4 wins in 1 spec (MSRP: 59% better).
Recommendation
Choose MAG B650 TOMAHAWK WIFI if you want the best overall performance — especially max memory.
Choose B660M DS3H DDR4 if msrp matters more to you.
