ASUS - ROG Crosshair X870E Hero vs MSI - MEG Z890 Ace
Between the ROG Crosshair X870E Hero and MEG Z890 Ace, the ROG Crosshair X870E Hero comes out ahead in pcie slots, while the MEG Z890 Ace wins on m.2 slots. Overall, the ROG Crosshair X870E Hero scores 70.7 and the MEG Z890 Ace scores 76.2 on our Mars Score.
Which should you buy?
The MEG Z890 Ace edges ahead on the Mars Score (70.7 vs 76.2), but the 5.5-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the ROG Crosshair X870E Hero if you care most about pcie slots. The biggest gaps in its favor are pcie slots.
Pick the MEG Z890 Ace if you care most about m.2 slots. Its strongest claims are m.2 slots.
Both ship with comparable max memory, ram slots, wi-fi 7, so those specs do not separate the two — focus on the differences below.
Bottom line: the MEG Z890 Ace is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why ASUS - ROG Crosshair X870E Hero wins
- ▲PCIe slots — 1.00 more. 4 vs 3.
Why MSI - MEG Z890 Ace wins
- ▲M.2 slots — 1.00 more. 6 vs 5.
Spec comparison
Platform
| Spec | ASUS - ROG Crosshair X870E Hero | MSI - MEG Z890 Ace |
|---|---|---|
| Socketⓘ | AM5 | LGA1851 |
| Chipset | X870E | Z890 |
| Form factor | ATX | E-ATXlead |
Expansion
| Spec | ASUS - ROG Crosshair X870E Hero | MSI - MEG Z890 Ace |
|---|---|---|
| RAM slots | 4 | 4 |
| Max memory | 192 GB | 192 GB |
| PCIe slots | 4lead | 3 |
| M.2 slotsⓘ | 5 | 6lead |
I/O
| Spec | ASUS - ROG Crosshair X870E Hero | MSI - MEG Z890 Ace |
|---|---|---|
| USB ports | 14 | 14 |
| 2.5GbE LAN | true | true |
| Wi-Fi 7ⓘ | true | true |
Spec-level deep dives
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