Between the B850 AORUS Pro and MAG B850 Tomahawk, the B850 AORUS Pro comes out ahead in several specs, while the MAG B850 Tomahawk wins on m.2 slots. Overall, the B850 AORUS Pro scores 59.2 and the MAG B850 Tomahawk scores 65 on our Mars Score.
Which should you buy?
The MAG B850 Tomahawk edges ahead on the Mars Score (59.2 vs 65), but the 5.8-point gap is small enough that the right pick comes down to which spec advantages matter to you.
The B850 AORUS Pro doesn't pull ahead on any single popular-comparison spec — its strengths sit in the spec table groups rather than the headline advantages.
Pick the MAG B850 Tomahawk if you care most about m.2 slots. Its strongest claims are m.2 slots.
Both ship with comparable max memory, ram slots, pcie slots, so those specs don't separate the two — focus on the differences below.
Bottom line: the MAG B850 Tomahawk is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Gigabyte - B850 AORUS Pro wins
- No decisive advantages.
Why MSI - MAG B850 Tomahawk wins
- ▲M.2 slots — 1.00 more. 4 vs 3.
Spec comparison
Platform
| Spec | Gigabyte - B850 AORUS Pro | MSI - MAG B850 Tomahawk |
|---|---|---|
| Socketⓘ | AM5 | AM5 |
| Chipset | B850 | B850 |
| Form factor | ATX | ATX |
Expansion
| Spec | Gigabyte - B850 AORUS Pro | MSI - MAG B850 Tomahawk |
|---|---|---|
| RAM slots | 4 | 4 |
| Max memory | 192 GB | 192 GB |
| PCIe slots | 3 | 3 |
| M.2 slotsⓘ | 3 | 4lead |
I/O
| Spec | Gigabyte - B850 AORUS Pro | MSI - MAG B850 Tomahawk |
|---|---|---|
| USB ports | 10 | 10 |
| 2.5GbE LAN | true | true |
| Wi-Fi 7ⓘ | true | true |
Frequently asked
Spec-level deep dives
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