Compare 4 motherboards

Side-by-side comparison of 4 motherboards
Specification	Sapphire Pulse B850M WIFI Motherboard	Sapphire MB Nitro+ B850M WIFI7 Motherboard	Asrock B850M-X WiFi B850 AM5 Micro ATX WiFi R2.0 PCIe 4.0 Motherboard	MB ASRock AMD AM5 B850M Pro RS
Price (new) (differs)	£119.99as of 5 Nov, 18:22	£119.99as of 5 Nov, 18:20	£118.76as of 5 Nov, 18:22	£122.40as of 5 Nov, 18:20
Amazon Warehouse offer	not stated	not stated	not stated	not stated
RRP (differs)	not stated	not stated	£265.99	£247.99
Price badge (differs)	not stated	Lowest we've recorded	not stated	not stated
First available on Amazon (differs)	Aug 2026 (2 mo old)	Aug 2026 (2 mo old)	Apr 2025 (1 yr 7 mo old)	Jan 2025 (1 yr 9 mo old)
Brand (differs)	Sapphire	Sapphire	ASRock	ASRock
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)	not stated	4	not stated	4
Maximum RAM (differs)	not stated	256 GB	not stated	not stated
Fastest RAM speed stated (differs)	not stated	5,600 MT/s	not stated	8,000 MT/s
M.2 slots (differs)	not stated	not stated	1	1
Newest PCIe generation stated (differs)	not stated	not stated	PCIe 5.0	PCIe 5.0
PCIe 5.0 graphics slot (differs)	not stated	not stated	Yes	Yes
PCIe 5.0 M.2 slot (differs)	not stated	not stated	not stated	Yes
WiFi (differs)	Yes (generation not stated)	WiFi 7	WiFi 6E	None named in the listing title
Bluetooth (differs)	not stated	not stated	5.2	not stated
Wired LAN	not stated	not stated	not stated	not stated
USB4 / Thunderbolt	not stated	not stated	not stated	not stated
Fastest USB-C port	not stated	not stated	not stated	not stated
SATA ports (differs)	not stated	not stated	4	4
Power phases (as stated by the maker) (differs)	not stated	not stated	not stated	8+2+1
BIOS flashback (differs)	not stated	not stated	not stated	Yes
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	HDMI, DisplayPort	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)	#91,141	#23,072	#56,065	#21,333
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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