Compare 4 motherboards

Side-by-side comparison of 4 motherboards
Specification	MB ASRock AMD AM5 B850 Pro-A	B850M Challenger WiFi AM5 mATX HDMI/DP	Gigabyte B850 GAMING WIFI6 Motherboard	MSI PRO B850M-P WIFI Motherboard
Price (new) (differs)	£133.47as of 20 Sep, 06:22	£136.79as of 20 Sep, 06:22	£136.99as of 20 Sep, 06:22	£137.99as of 20 Sep, 06:22
Amazon Warehouse offer	not stated	not stated	not stated	not stated
RRP (differs)	£311.99	£311.99	£179.99	£139.99
Price badge	not stated	not stated	not stated	not stated
First available on Amazon (differs)	Jan 2025 (1 yr 8 mo old)	Feb 2026 (6 mo old)	Jan 2025 (1 yr 8 mo old)	Jun 2025 (1 yr 2 mo old)
Brand (differs)	ASRock	ASRock	Gigabyte	MSI
Socket	AM5	AM5	AM5	AM5
Chipset	B850	B850	B850	B850
Form factor (differs)	not stated	Micro-ATX	ATX	Micro-ATX
Memory type	DDR5	DDR5	DDR5	DDR5
RAM slots (differs)	not stated	4	4	4
Maximum RAM	not stated	not stated	not stated	not stated
Fastest RAM speed stated (differs)	not stated	8,000 MT/s	8,200 MT/s	8,200 MT/s
M.2 slots (differs)	not stated	not stated	2	3
Newest PCIe generation stated (differs)	not stated	PCIe 5.0	PCIe 5.0	PCIe 5.0
PCIe 5.0 graphics slot (differs)	not stated	Yes	Yes	Yes
PCIe 5.0 M.2 slot (differs)	not stated	Yes	Yes	Yes
WiFi (differs)	None named in the listing title	WiFi 7	WiFi 6	WiFi 7
Bluetooth (differs)	not stated	5.4	not stated	5.4
Wired LAN (differs)	not stated	2.5GbE	1GbE	5GbE
USB4 / Thunderbolt	not stated	not stated	not stated	not stated
Fastest USB-C port (differs)	not stated	not stated	not stated	10 Gbps
SATA ports	not stated	not stated	not stated	not stated
Power phases (as stated by the maker) (differs)	not stated	8+1+1	6+2+2	not stated
BIOS flashback (differs)	not stated	not stated	Yes	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)	not stated	HDMI, DisplayPort	not stated	not stated
Audio codec (differs)	not stated	ALC897	not stated	not stated
Colour	not stated	not stated	not stated	not stated
Amazon sales rank (differs)	#75,893	#36,335	#1,569	#1,062
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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