Gigabyte - X870 AORUS Master vs MSI - MAG B650 Tomahawk WiFi
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Gigabyte - X870 AORUS Master | MSI - MAG B650 Tomahawk WiFi |
|---|---|---|
| Max memory | 256 GB | 128 GB |
| M.2 slots | 4 | 3 |
| Wi-Fi 7 | true | false |
Between the X870 AORUS Master and MAG B650 Tomahawk WiFi, the X870 AORUS Master comes out ahead in max memory / m.2 slots, while the MAG B650 Tomahawk WiFi wins on several specs. Overall, the X870 AORUS Master scores 69.1 and the MAG B650 Tomahawk WiFi scores 54.8 on our Mars Score.
Which should you buy?
The X870 AORUS Master is the clear pick on raw spec strength, leading by 14.3 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the X870 AORUS Master if you care most about max memory / m.2 slots. The biggest gaps in its favor are max memory, m.2 slots, wi-fi 7. The single most decisive one: Max memory — 100.00% more. 256 GB vs 128 GB.
The MAG B650 Tomahawk WiFi similarly does not carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable ram slots, pcie slots, so those specs do not separate the two — focus on the differences below.
Bottom line: the X870 AORUS Master is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Gigabyte - X870 AORUS Master or MSI - MAG B650 Tomahawk WiFi?
Gigabyte - X870 AORUS Master leads the current Mars Score by 14.3 points.The more useful decision is the trade-off behind that result: compare m.2 slots, max memory against the way you will actually use the product.
Choose Gigabyte - X870 AORUS Master if…
Gigabyte - X870 AORUS Master has the measurable edge on max memory gb, m2 slots, has wifi 7.
Choose MSI - MAG B650 Tomahawk WiFi if…
MSI - MAG B650 Tomahawk WiFi does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Gigabyte - X870 AORUS Master wins
- ▲Max memory — 100.00% more. 256 GB vs 128 GB.
- ▲M.2 slots — 1.00 more. 4 vs 3.
- ▲Has Wi-Fi 7.
Why MSI - MAG B650 Tomahawk WiFi wins
- No decisive advantages.
Spec comparison
Platform
Expansion
| Spec | Gigabyte - X870 AORUS Master | MSI - MAG B650 Tomahawk WiFi |
|---|---|---|
| RAM slots | 4 | 4 |
| Max memory | 256 GBlead | 128 GB |
| PCIe slots | 3 | 3 |
| M.2 slotsⓘ | 4lead | 3 |
I/O
| Spec | Gigabyte - X870 AORUS Master | MSI - MAG B650 Tomahawk WiFi |
|---|---|---|
| USB ports | 14lead | 10 |
| 2.5GbE LAN | true | true |
| Wi-Fi 7ⓘ | truelead | false |