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Specification	MSI B550M PRO-VDH Motherboard M-ATX	MSI PRO B550M-B Motherboard	MSI PRO B550M-P Motherboard
Price (new) (differs)	£79.99as of 20 Sep, 06:20	£79.99as of 20 Sep, 06:22	£72.10as of 20 Sep, 06:22
RRP (differs)	£94.99	£74.99	not stated
Price badge (differs)	not stated	not stated	Lowest we've recorded
First available on Amazon (differs)	Sep 2020 (6 yr old)	Jun 2026 (2 mo old)	Jun 2026 (3 mo old)
RAM slots (differs)	not stated	not stated	4
Maximum RAM (differs)	128 GB	not stated	not stated
Fastest RAM speed stated (differs)	4,400 MT/s	not stated	4,400 MT/s
M.2 slots (differs)	2	not stated	2
Wired LAN (differs)	1GbE	not stated	1GbE
ARGB headers (differs)	Yes	not stated	not stated
Amazon sales rank (differs)	#1,256	#4,931	#54,376
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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