Compare 4 motherboards

Side-by-side comparison of 4 motherboards
Specification	Asrock B850M-X R2.0 Amd B850 Am5 Micro Atx 2 Ddr5 Hdmi Dp 2.5G Lan…	MB ASRock AMD AM5 B850M Pro-A	ASUS PRIME B850M-F AMD AM5 Socket DDR5 8200MHz OC Supported mATX…	MSI B850M GAMING PLUS WIFI6E Motherboard
Price (new) (differs)	£106.94as of 20 Sep, 02:43	£109.65as of 20 Sep, 02:42	£114.14as of 20 Sep, 02:43	£115.00as of 20 Sep, 02:41
Amazon Warehouse offer	not stated	not stated	not stated	not stated
RRP (differs)	£243.99	£260.99	£129.99	£149.99
Price badge	not stated	not stated	not stated	not stated
First available on Amazon (differs)	Jun 2025 (1 yr 3 mo old)	Jan 2025 (1 yr 8 mo old)	Jan 2024 (2 yr 8 mo old)	Jun 2025 (1 yr 2 mo old)
Brand (differs)	ASRock	ASRock	ASUS	MSI
Socket	AM5	AM5	AM5	AM5
Chipset	B850	B850	B850	B850
Form factor	Micro-ATX	Micro-ATX	Micro-ATX	Micro-ATX
Memory type	DDR5	DDR5	DDR5	DDR5
RAM slots (differs)	2	not stated	not stated	4
Maximum RAM	not stated	not stated	not stated	not stated
Fastest RAM speed stated (differs)	8,200 MT/s	not stated	8,200 MT/s	8,200 MT/s
M.2 slots (differs)	2	not stated	not stated	2
Newest PCIe generation stated (differs)	PCIe 5.0	not stated	PCIe 4.0	PCIe 5.0
PCIe 5.0 graphics slot (differs)	Yes	not stated	not stated	not stated
PCIe 5.0 M.2 slot (differs)	Yes	not stated	not stated	Yes
WiFi (differs)	WiFi 6E	None named in the listing title	None named in the listing title	WiFi 6E
Bluetooth (differs)	not stated	not stated	not stated	5.3
Wired LAN (differs)	2.5GbE	not stated	not stated	2.5GbE
USB4 / Thunderbolt	not stated	not stated	not stated	not stated
Fastest USB-C port (differs)	5 Gbps	not stated	not stated	10 Gbps
SATA ports (differs)	4	not stated	not stated	not stated
Power phases (as stated by the maker) (differs)	6+1+1	not stated	not stated	not stated
BIOS flashback	not stated	not stated	not stated	not stated
Debug LED / POST code	not stated	not stated	not stated	not stated
ARGB headers	not stated	not stated	not stated	not stated
Video outputs (differs)	HDMI, DisplayPort	not stated	HDMI	not stated
Audio codec (differs)	ALC897	not stated	not stated	not stated
Colour	not stated	not stated	not stated	not stated
Amazon sales rank (differs)	#22,882	#53,005	#120,363	#1,063
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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