Compare 4 motherboards

Side-by-side comparison of 4 motherboards
Specification	ASROCK B650 PRO RS	ASUS Prime B650-Plus AMD AM5 ATX Motherboard	Gigabyte GIGABYTE B650 Gaming X AX	GIGABYTE B650 UD AX
Price (new) (differs)	£165.78as of 5 Nov, 18:20	£169.73as of 5 Nov, 18:21	£179.04as of 5 Nov, 18:20	£170.96as of 5 Nov, 18:23
Amazon Warehouse offer	not stated	not stated	not stated	not stated
RRP (differs)	£217.05	£204.29	not stated	not stated
Price badge	not stated	not stated	not stated	not stated
First available on Amazon (differs)	Oct 2022 (4 yr old)	Jan 2022 (4 yr 10 mo old)	Mar 2023 (3 yr 7 mo old)	Jul 2024 (2 yr 3 mo old)
Brand (differs)	ASRock	ASUS	Gigabyte	Gigabyte
Socket	AM5	AM5	AM5	AM5
Chipset	B650	B650	B650	B650
Form factor	ATX	ATX	ATX	ATX
Memory type	DDR5	DDR5	DDR5	DDR5
RAM slots (differs)	4	not stated	4	4
Maximum RAM	not stated	not stated	not stated	not stated
Fastest RAM speed stated (differs)	6,200 MT/s	not stated	not stated	not stated
M.2 slots (differs)	3	not stated	3	2
Newest PCIe generation stated (differs)	PCIe 4.0	PCIe 5.0	PCIe 4.0	PCIe 4.0
PCIe 5.0 graphics slot	not stated	not stated	not stated	not stated
PCIe 5.0 M.2 slot (differs)	not stated	Yes	not stated	not stated
WiFi (differs)	None named in the listing title	None named in the listing title	WiFi 6E	WiFi 6
Bluetooth	not stated	not stated	not stated	not stated
Wired LAN (differs)	not stated	2.5GbE	2.5GbE	1GbE
USB4 / Thunderbolt	not stated	not stated	not stated	not stated
Fastest USB-C port (differs)	not stated	10 Gbps	20 Gbps	20 Gbps
SATA ports (differs)	4	not stated	not stated	not stated
Power phases (as stated by the maker) (differs)	14+2+1	not stated	not stated	6+2+2
BIOS flashback (differs)	not stated	Yes	Yes	not stated
Debug LED / POST code	not stated	not stated	not stated	not stated
ARGB headers (differs)	not stated	not stated	Yes	not stated
Video outputs (differs)	HDMI, DisplayPort	HDMI, DisplayPort	not stated	not stated
Audio codec	not stated	not stated	not stated	not stated
Colour	not stated	not stated	not stated	not stated
Amazon sales rank (differs)	#131,741	#1,641	#116,403	#79,108
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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