Compare 4 motherboards

Side-by-side comparison of 4 motherboards
Specification	ASUS TUF Gaming B850I WIFI NEO	MB ASRock AMD AM5 B850I Lightning WiFi	Gigabyte B850I AORUS PRO Motherboard	ASUS ROG Strix B850-I Gaming WiFi AMD Mini-ITX motherboard
Price (new) (differs)	£181.47as of 5 Nov, 18:21	£183.98as of 5 Nov, 18:22	£219.99as of 5 Nov, 18:22	£246.98as of 5 Nov, 18:20
RRP (differs)	£195.99	£441.99	£299.99	£375.76
Price badge (differs)	not stated	90-day low	not stated	Lowest we've recorded
First available on Amazon (differs)	Jan 2024 (2 yr 10 mo old)	Jan 2025 (1 yr 9 mo old)	Jan 2025 (1 yr 9 mo old)	Jan 2025 (1 yr 9 mo old)
Brand (differs)	ASUS	ASRock	Gigabyte	ASUS
RAM slots (differs)	not stated	not stated	2	not stated
Fastest RAM speed stated (differs)	not stated	not stated	8,400 MT/s	not stated
M.2 slots (differs)	2	not stated	1	2
Newest PCIe generation stated (differs)	PCIe 5.0	not stated	PCIe 5.0	PCIe 5.0
PCIe 5.0 graphics slot (differs)	Yes	not stated	Yes	Yes
PCIe 5.0 M.2 slot (differs)	not stated	not stated	Yes	Yes
WiFi (differs)	WiFi 6E	Yes (generation not stated)	WiFi 7	WiFi 7
Wired LAN (differs)	2.5GbE	not stated	2.5GbE	2.5GbE
Fastest USB-C port (differs)	20 Gbps	not stated	not stated	20 Gbps
Power phases (as stated by the maker) (differs)	8+2+1	not stated	8+2+1	10+2+1
BIOS flashback (differs)	not stated	not stated	Yes	Yes
Debug LED / POST code (differs)	not stated	not stated	not stated	Yes
ARGB headers (differs)	Yes	not stated	not stated	Yes
Video outputs (differs)	HDMI, DisplayPort	not stated	not stated	HDMI
Audio codec (differs)	not stated	not stated	not stated	ALC4080
Amazon sales rank (differs)	#1,641	#43,270	#1,464	#2,683
Buy	Check price on Amazon	Check price on Amazon	Check price on Amazon	Check price on Amazon

Highlighted rows differ between these boards. “Not stated” means the Amazon listing does not mention it: the board may still have it, so check the maker’s specification. Power phases are printed as stated by the maker and are not comparable between brands. Prices are the new price on Amazon.co.uk at the time shown; the price on Amazon when you buy is the one that applies.

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