Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	Sapphire Pulse B850M WIFI 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	£118.76as of 5 Nov, 18:22	£122.40as of 5 Nov, 18:20
RRP (differs)	not stated	£265.99	£247.99
First available on Amazon (differs)	Aug 2026 (2 mo old)	Apr 2025 (1 yr 7 mo old)	Jan 2025 (1 yr 9 mo old)
Brand (differs)	Sapphire	ASRock	ASRock
RAM slots (differs)	not stated	not stated	4
Fastest RAM speed stated (differs)	not stated	not stated	8,000 MT/s
M.2 slots (differs)	not stated	1	1
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	not stated	Yes
WiFi (differs)	Yes (generation not stated)	WiFi 6E	None named in the listing title
Bluetooth (differs)	not stated	5.2	not stated
SATA ports (differs)	not stated	4	4
Power phases (as stated by the maker) (differs)	not stated	not stated	8+2+1
BIOS flashback (differs)	not stated	not stated	Yes
Video outputs (differs)	not stated	HDMI, DisplayPort	not stated
Amazon sales rank (differs)	#91,141	#56,065	#21,333
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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