The MSI MAG Z790 TOMAHAWK WIFI is the objective winner of this comparison, securing victories in two out of three evaluated specifications. Its most significant advantage is its maximum memory capacity, which is 50% higher than that of the competing board. While the Gigabyte Z790 AORUS ELITE AX DDR4 maintains a lead in one category, the superior memory ceiling provided by the MSI MAG Z790 TOMAHAWK WIFI establishes it as the more capable option for high-capacity configurations.

Users who prioritize maximizing their system memory should choose the MSI MAG Z790 TOMAHAWK WIFI to take advantage of its 50% higher capacity limit. Conversely, the Gigabyte Z790 AORUS ELITE AX DDR4 is the better choice for budget-conscious builders, as it offers a 21% advantage in MSRP. Selecting between these two motherboards depends entirely on whether your primary goal is to increase total memory headroom or to reduce your initial hardware expenditure.