Skip to content
Specdex
Compare now
ASRock B850I Lightning Wi-Fi — AM5 ITX · USB4 · Wi-Fi 7
ASRock

ASRock B850I Lightning Wi-Fi

AM5 ITX · USB4 · Wi-Fi 7

88
/ 100
From $299
VS
ROG Crosshair X870E Hero wins by 5
ROG Crosshair X870E Hero — AM5 · X870E · PCIe 5.0 · 5 Gb LAN
ASUS

ROG Crosshair X870E Hero

AM5 · X870E · PCIe 5.0 · 5 Gb LAN

93
/ 100
From $699
Specdex verdict

ROG Crosshair X870E Hero takes it — here’s why.

In our weighted Specdex score, ASRock B850I Lightning Wi-Fi lands at 88 and ROG Crosshair X870E Hero at 93. That puts ROG Crosshair X870E Hero ahead by 5 points — a decisive 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 ROG Crosshair X870E Hero if…

  • ✓Full PCIe 5.0 loadout
  • ✓Excellent VRM
  • ✓5G + 10G networking options
Share this comparison: Share to Reddit X / Twitter

Winner by scenario

Derived from the sub-score breakdown · not a separate test

Features

ROG Crosshair X870E Hero

Compared on the features sub-score

ROG Crosshair X870E Hero leads on features (96 vs 92).

VRM quality

ROG Crosshair X870E Hero

Compared on the VRM quality sub-score

ROG Crosshair X870E Hero leads on vrm (96 vs 86).

Value for money

ASRock B850I Lightning Wi-Fi

Specdex score per dollar at MSRP

ASRock B850I Lightning Wi-Fi more score per dollar ($299 vs $699).

ASRock B850I Lightning Wi-Fi 88
vs
93 ROG Crosshair X870E Hero

Score breakdown

ASRock B850I Lightning Wi-Fi
88
vrm 86
features 92
ease 88
software 80
value 88
bios 0
ROG Crosshair X870E Hero
93
vrm 96
features 96
ease 0
software 0
value 80
bios 92

Specs side-by-side

ASRock B850I Lightning Wi-Fi versus ROG Crosshair X870E Hero — full spec comparison
Spec ASRock B850I Lightning Wi-Fi ROG Crosshair X870E Hero
Socket
AM5
AM5
Chipset
AMD B850
X870E
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
—
VRM phases
—
20+2
RAM slots
—
4× DDR5-8000+
PCIe
—
2× PCIe 5.0 x16
Networking
—
5 GbE + Wi-Fi 7

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

ROG Crosshair X870E Hero

Pros
  • +Full PCIe 5.0 loadout
  • +Excellent VRM
  • +5G + 10G networking options
Cons
  • −Expensive
  • −Only 2 DIMMs for memory overclocking headroom
  • −Fan control UX

FAQ: ASRock B850I Lightning Wi-Fi vs ROG Crosshair X870E Hero

Which is better, ASRock B850I Lightning Wi-Fi or ROG Crosshair X870E Hero? +

ROG Crosshair X870E Hero scores 93 on our weighted rubric — ahead by 5. 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 ROG Crosshair X870E Hero worth the price? +

At $699, ROG Crosshair X870E Hero delivers a Specdex score of 93 — strongest in vrm.

Does ASRock B850I Lightning Wi-Fi or ROG Crosshair X870E 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.

Which is better for features, ASRock B850I Lightning Wi-Fi or ROG Crosshair X870E Hero? +

ROG Crosshair X870E Hero — leads on features (96 vs 92). Compared on the features sub-score.

Which is better for VRM quality, ASRock B850I Lightning Wi-Fi or ROG Crosshair X870E Hero? +

ROG Crosshair X870E Hero — leads on vrm (96 vs 86). Compared on the VRM quality sub-score.