Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	MSI MPG B550 GAMING PLUS Motherboard ATX	MSI B550-A PRO Motherboard ATX	MSI B550 GAMING Motherboard
Price (new) (differs)	£99.98as of 5 Nov, 18:20	£103.98as of 5 Nov, 18:21	£99.98as of 5 Nov, 18:22
Amazon Warehouse offer (differs)	£88.49 (Used - Good)as of 5 Nov, 18:20	£85.94 (Used - Good)as of 5 Nov, 18:21	not stated
RRP (differs)	£109.99	£104.99	£109.99
Price badge (differs)	90-day low	not stated	not stated
First available on Amazon (differs)	Jun 2020 (6 yr 4 mo old)	Jun 2020 (6 yr 4 mo old)	Jun 2026 (4 mo old)
RAM slots (differs)	not stated	not stated	4
Maximum RAM (differs)	128 GB	128 GB	not stated
Fastest RAM speed stated (differs)	4,400 MT/s	4,400 MT/s	4,800 MT/s
M.2 slots (differs)	2	not stated	2
Wired LAN (differs)	not stated	not stated	1GbE
Fastest USB-C port (differs)	not stated	not stated	10 Gbps
Power phases (as stated by the maker) (differs)	not stated	not stated	8+2+1
ARGB headers (differs)	Yes	Yes	not stated
Video outputs (differs)	not stated	HDMI	not stated
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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