Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	ASUS PRIME B850-PLUS WIFI AMD B850 Socket AM5 ATX	MSI MAG B850 GAMING PLUS MAX WIFI Motherboard	ASRock B850 Rock WiFi7 AM5 ATX HDMI/USB-C
Price (new) (differs)	£173.99as of 5 Nov, 18:20	£179.99as of 5 Nov, 18:22	£180.33as of 5 Nov, 18:23
Amazon Warehouse offer	not stated	not stated	not stated
RRP (differs)	£229.99	£199.99	£337.99
Price badge (differs)	not stated	90-day low	not stated
First available on Amazon (differs)	Feb 2025 (1 yr 9 mo old)	Mar 2026 (8 mo old)	Feb 2026 (8 mo old)
Brand (differs)	ASUS	MSI	ASRock
Socket	AM5	AM5	AM5
Chipset	B850	B850	B850
Form factor	ATX	ATX	ATX
Memory type	DDR5	DDR5	DDR5
RAM slots (differs)	not stated	4	4
Maximum RAM	not stated	not stated	not stated
Fastest RAM speed stated (differs)	not stated	8,200 MT/s	8,000 MT/s
M.2 slots (differs)	not stated	3	not stated
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)	WiFi 6E	WiFi 7	WiFi 7
Bluetooth (differs)	not stated	5.4	not stated
Wired LAN (differs)	2.5GbE	5GbE	2.5GbE
USB4 / Thunderbolt	not stated	not stated	not stated
Fastest USB-C port (differs)	not stated	10 Gbps	10 Gbps
SATA ports (differs)	not stated	not stated	4
Power phases (as stated by the maker) (differs)	not stated	not stated	9+2+1
BIOS flashback	not stated	not stated	not stated
Debug LED / POST code	not stated	not stated	not stated
ARGB headers (differs)	Yes	not stated	not stated
Video outputs (differs)	not stated	not stated	HDMI
Audio codec	not stated	not stated	not stated
Colour	not stated	not stated	not stated
Amazon sales rank (differs)	#9,626	#25,022	#50,419
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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