Between the ROG Strix Z890-E and B850 AORUS Pro, the ROG Strix Z890-E comes out ahead in m.2 slots, while the B850 AORUS Pro wins on several specs. Overall, the ROG Strix Z890-E scores 70.7 and the B850 AORUS Pro scores 59.2 on our Mars Score.
Which should you buy?
The ROG Strix Z890-E is the clear pick on raw spec strength, leading by 11.5 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 ROG Strix Z890-E if you care most about m.2 slots. The biggest gaps in its favor are m.2 slots.
The B850 AORUS Pro similarly doesn't carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
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 ROG Strix Z890-E is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why ASUS - ROG Strix Z890-E wins
- ▲M.2 slots — 2.00 more. 5 vs 3.
Why Gigabyte - B850 AORUS Pro wins
- No decisive advantages.
Spec comparison
Platform
| Spec | ASUS - ROG Strix Z890-E | Gigabyte - B850 AORUS Pro |
|---|---|---|
| Socketⓘ | LGA1851 | AM5 |
| Chipset | Z890 | B850 |
| Form factor | ATX | ATX |
Expansion
| Spec | ASUS - ROG Strix Z890-E | Gigabyte - B850 AORUS Pro |
|---|---|---|
| RAM slots | 4 | 4 |
| Max memory | 192 GB | 192 GB |
| PCIe slots | 3 | 3 |
| M.2 slotsⓘ | 5lead | 3 |
I/O
| Spec | ASUS - ROG Strix Z890-E | Gigabyte - B850 AORUS Pro |
|---|---|---|
| USB ports | 12lead | 10 |
| 2.5GbE LAN | true | true |
| Wi-Fi 7ⓘ | true | true |
Frequently asked
Spec-level deep dives
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