ASRock
ASRock B850I Lightning Wi-Fi
AM5 ITX · USB4 · Wi-Fi 7
88
/ 100
From $299
VS
ASUS ROG Maximus Z890 Hero wins by 4
ASUS
ASUS ROG Maximus Z890 Hero
LGA1851 · Z890
92
/ 100
From $699
Specdex verdict
ASUS ROG Maximus Z890 Hero takes it — here’s why.
In our weighted Specdex score, ASRock B850I Lightning Wi-Fi lands at 88 and ASUS ROG Maximus Z890 Hero at 92. That puts ASUS ROG Maximus Z890 Hero ahead by 4 points — a narrow margin driven mostly by its strengths in the categories below.
Pick ASRock B850I Lightning Wi-Fi if…
- ✓Mini-ITX with USB4 + Wi-Fi 7
- ✓Strong VRM for ITX
- ✓Two M.2 slots (one PCIe 5.0)
Pick ASUS ROG Maximus Z890 Hero if…
- ✓PCIe 5.0 support
- ✓Current-gen networking
- ✓Modern I/O
ASRock B850I Lightning Wi-Fi 88
vs 92 ASUS ROG Maximus Z890 Hero
Score breakdown
ASRock B850I Lightning Wi-Fi
88 vrm 86
features 92
ease 88
software 80
value 88
bios 0
ASUS ROG Maximus Z890 Hero
92 vrm 92
features 90
ease 0
software 0
value 84
bios 88
Specs side-by-side
| Spec | ASRock B850I Lightning Wi-Fi | ASUS ROG Maximus Z890 Hero |
|---|---|---|
| Socket | AM5 | LGA1851 |
| Chipset | AMD B850 | Z890 |
| VRM | 14+2 phase | — |
| RAM | 2× DDR5 up to 8000 MT/s OC | — |
| PCIe slots | 1× PCIe 5.0 x16 | — |
| M.2 | 2× (1× PCIe 5.0) | — |
| USB | 1× USB4, 5× USB 3.2 Gen 2 | — |
| Network | 2.5 GbE + Wi-Fi 7 | — |
| Form factor | Mini-ITX | — |
ASRock B850I Lightning Wi-Fi
Pros
- +Mini-ITX with USB4 + Wi-Fi 7
- +Strong VRM for ITX
- +Two M.2 slots (one PCIe 5.0)
Cons
- −Two RAM slots only (ITX limitation)
- −Limited fan headers
- −Premium for ITX
ASUS ROG Maximus Z890 Hero
Pros
- +PCIe 5.0 support
- +Current-gen networking
- +Modern I/O
Cons
- −Firmware updates on launch
- −DDR5 required
- −Pricing varies week to week
FAQ: ASRock B850I Lightning Wi-Fi vs ASUS ROG Maximus Z890 Hero
Which is better, ASRock B850I Lightning Wi-Fi or ASUS ROG Maximus Z890 Hero? +
ASUS ROG Maximus Z890 Hero scores 92 on our weighted rubric — ahead by 4. Your best pick depends on the sub-scores above.
Is ASRock B850I Lightning Wi-Fi worth the price? +
At $299, ASRock B850I Lightning Wi-Fi delivers a Specdex score of 88 — strongest in features.
Is ASUS ROG Maximus Z890 Hero worth the price? +
At $699, ASUS ROG Maximus Z890 Hero delivers a Specdex score of 92 — strongest in vrm.
Does ASRock B850I Lightning Wi-Fi or ASUS ROG Maximus Z890 Hero last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.