Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	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)	£183.98as of 20 Sep, 06:22	£192.99as of 20 Sep, 06:22	£246.98as of 20 Sep, 06:21
Amazon Warehouse offer	not stated	not stated	not stated
RRP (differs)	£441.99	£299.99	£375.76
Price badge (differs)	30-day low	Lowest we've recorded	Lowest we've recorded
First available on Amazon	Jan 2025 (1 yr 8 mo old)	Jan 2025 (1 yr 8 mo old)	Jan 2025 (1 yr 8 mo old)
Brand (differs)	ASRock	Gigabyte	ASUS
Socket	AM5	AM5	AM5
Chipset	B850	B850	B850
Form factor	Mini-ITX	Mini-ITX	Mini-ITX
Memory type	DDR5	DDR5	DDR5
RAM slots (differs)	not stated	2	not stated
Maximum RAM	not stated	not stated	not stated
Fastest RAM speed stated (differs)	not stated	8,400 MT/s	not stated
M.2 slots (differs)	not stated	1	2
Newest PCIe generation stated (differs)	not stated	PCIe 5.0	PCIe 5.0
PCIe 5.0 graphics slot (differs)	not stated	Yes	Yes
PCIe 5.0 M.2 slot (differs)	not stated	Yes	Yes
WiFi (differs)	Yes (generation not stated)	WiFi 7	WiFi 7
Bluetooth	not stated	not stated	not stated
Wired LAN (differs)	not stated	2.5GbE	2.5GbE
USB4 / Thunderbolt	not stated	not stated	not stated
Fastest USB-C port (differs)	not stated	not stated	20 Gbps
SATA ports	not stated	not stated	not stated
Power phases (as stated by the maker) (differs)	not stated	8+2+1	10+2+1
BIOS flashback (differs)	not stated	Yes	Yes
Debug LED / POST code (differs)	not stated	not stated	Yes
ARGB headers (differs)	not stated	not stated	Yes
Video outputs (differs)	not stated	not stated	HDMI
Audio codec (differs)	not stated	not stated	ALC4080
Colour	not stated	not stated	not stated
Amazon sales rank (differs)	#61,396	#1,651	#2,647
Buy	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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