The MSI MAG Z790 TOMAHAWK WIFI wins in 5 out of 14 comparable specs. Its biggest advantage is M.2 Slots (150% better).
PRO B850M-A WIFI wins in 3 specs (MSRP: 48% better).
Recommendation
Choose MAG Z790 TOMAHAWK WIFI if you want the best overall performance — especially m.2 slots.
Choose PRO B850M-A WIFI if msrp matters more to you.
| Spec | MSIMAG Z790 TOMAHAWK WIFI | MSIPRO B850M-A WIFI |
|---|---|---|
| Platform | ||
| Socket | LGA1700 | AM5 |
| Chipset | Z790 | B850 |
| Form Factor | ATX | Micro ATX |
| PCIe Gen | 5 | 5 |
| Memory | ||
| Memory Type | DDR5 | DDR5 |
| Memory Slots | 4 | 4 |
| Max Memory | 192 GB | 256 GB |
| Max Memory Speed | 7,200 MHz | 7,200 MHz |
| Expansion | ||
| M.2 Slots | 5+150% | 2 |
| SATA Ports | 7+75% | 4 |
| PCIe x16 Slots | 2+100% | 1 |
| PCIe x1 Slots | 1 | 1 |
| Connectivity | ||
| USB Type-C | 1 | 1 |
| USB Type-A | 8+33% | 6 |
| Wi-Fi | Wi-Fi 6E | Wi-Fi 7+8% |
| LAN | 2.5 GbE | 2.5 GbE |
| Audio | Realtek ALC4080 | Realtek ALC897 |
| Design | ||
| VRM Phases | 16+1+1+64% | 8+2+1 |
| Price | ||
| MSRP | $290 | $150−48% |
| Release Date | Oct 2022 | Jan 2025 |
