Compare 4 motherboards

Side-by-side comparison of 4 motherboards
Specification	ASRock MicroATX Motherboard	ASUS PRIME B450M-A II	Asro B450M PRO4 R2.0 B450	B450M STEEL LEGEND Motherboard B450 AM4 DDR4 3200+(OC) 64GB support…
Price (new) (differs)	£218.97as of 27 Sep, 06:23	£170.65as of 27 Sep, 06:23	£189.17as of 27 Sep, 06:23	£201.39as of 27 Sep, 06:23
RRP (differs)	not stated	not stated	not stated	£201.39
First available on Amazon (differs)	Oct 2018 (7 yr 11 mo old)	Sep 2020 (6 yr old)	Jan 2024 (2 yr 8 mo old)	Dec 2025 (9 mo old)
Brand (differs)	ASRock	ASUS	ASRock	WUKUBO
RAM slots (differs)	2	not stated	not stated	not stated
Maximum RAM (differs)	32 GB	not stated	not stated	not stated
Fastest RAM speed stated (differs)	3,200 MT/s	not stated	not stated	3,200 MT/s
Newest PCIe generation stated (differs)	PCIe 3.0	not stated	PCIe 3.0	not stated
Wired LAN (differs)	not stated	1GbE	not stated	not stated
SATA ports (differs)	4	not stated	not stated	not stated
BIOS flashback (differs)	not stated	Yes	not stated	not stated
ARGB headers (differs)	not stated	Yes	not stated	not stated
Video outputs (differs)	not stated	HDMI	not stated	not stated
Amazon sales rank (differs)	#210,192	#1,754	#81,677	not stated
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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