Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	AMD B850 Micro-ATX motherboard	ASUS ROG STRIX B850-G GAMING WIFI AMD B850 AM5 micro ATX Motherboard	GIGABYTE B850M AORUS STEALTH Motherboard
Price (new) (differs)	£209.99as of 5 Nov, 18:21	£199.99as of 5 Nov, 18:21	£220.20as of 5 Nov, 18:22
Amazon Warehouse offer	not stated	not stated	not stated
RRP (differs)	£205.99	£585.99	not stated
Price badge (differs)	not stated	not stated	Lowest we've recorded
First available on Amazon (differs)	Aug 2025 (1 yr 2 mo old)	May 2025 (1 yr 6 mo old)	Jun 2026 (4 mo old)
Brand (differs)	ASUS	ASUS	Gigabyte
Socket	AM5	AM5	AM5
Chipset	B850	B850	B850
Form factor	Micro-ATX	Micro-ATX	Micro-ATX
Memory type	DDR5	DDR5	DDR5
RAM slots	not stated	not stated	not stated
Maximum RAM	not stated	not stated	not stated
Fastest RAM speed stated (differs)	not stated	not stated	8,200 MT/s
M.2 slots (differs)	3	not stated	3
Newest PCIe generation stated (differs)	PCIe 5.0	not stated	PCIe 5.0
PCIe 5.0 graphics slot (differs)	Yes	not stated	not stated
PCIe 5.0 M.2 slot	not stated	not stated	not stated
WiFi	WiFi 7	WiFi 7	WiFi 7
Bluetooth	not stated	not stated	not stated
Wired LAN (differs)	2.5GbE	2.5GbE	5GbE
USB4 / Thunderbolt	not stated	not stated	not stated
Fastest USB-C port (differs)	20 Gbps	not stated	not stated
SATA ports	not stated	not stated	not stated
Power phases (as stated by the maker) (differs)	14+2+1	not stated	8+2+2
BIOS flashback	not stated	not stated	not stated
Debug LED / POST code	not stated	not stated	not stated
ARGB headers (differs)	Yes	not stated	not stated
Video outputs (differs)	HDMI, DisplayPort	not stated	not stated
Audio codec	not stated	not stated	not stated
Colour	not stated	not stated	not stated
Amazon sales rank (differs)	#68,259	#1,641	#48,389
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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