Compare 2 motherboards

Side-by-side comparison of 2 motherboards

Specification	ASUS Prime B850M-K Gaming Motherboard Socket AMD AM5	ASUS PRIME B850M-F AMD AM5 Socket DDR5 8200MHz OC Supported mATX…
Price (new) (differs)	£118.99as of 20 Sep, 06:21	£114.14as of 20 Sep, 06:22
RRP (differs)	£199.99	£129.99
First available on Amazon (differs)	Apr 2025 (1 yr 5 mo old)	Jan 2024 (2 yr 8 mo old)
Fastest RAM speed stated (differs)	not stated	8,200 MT/s
M.2 slots (differs)	2	not stated
Newest PCIe generation stated (differs)	PCIe 5.0	PCIe 4.0
PCIe 5.0 graphics slot (differs)	Yes	not stated
PCIe 5.0 M.2 slot (differs)	Yes	not stated
Wired LAN (differs)	2.5GbE	not stated
Fastest USB-C port (differs)	5 Gbps	not stated
Power phases (as stated by the maker) (differs)	8+2+1	not stated
BIOS flashback (differs)	Yes	not stated
ARGB headers (differs)	Yes	not stated
Video outputs (differs)	not stated	HDMI
Amazon sales rank (differs)	#14,479	#120,366
Buy	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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