Compare 3 motherboards

Side-by-side comparison of 3 motherboards

Specification	MSI PRO B550M-B Motherboard	MSI PRO B550M-P Motherboard	Gigabyte B550M DS3H R2 Motherboard
Price (new) (differs)	£81.19as of 5 Nov, 18:22	£85.98as of 5 Nov, 18:22	£79.99as of 5 Nov, 18:23
RRP (differs)	£74.99	not stated	£179.99
Price badge (differs)	not stated	not stated	30-day low
First available on Amazon (differs)	Jun 2026 (4 mo old)	Jun 2026 (4 mo old)	Apr 2025 (1 yr 6 mo old)
Brand (differs)	MSI	MSI	Gigabyte
RAM slots (differs)	2	4	4
Fastest RAM speed stated (differs)	4,600 MT/s	4,400 MT/s	4,733 MT/s
Power phases (as stated by the maker) (differs)	not stated	not stated	5+3
Video outputs (differs)	not stated	not stated	HDMI, DisplayPort
Amazon sales rank (differs)	#6,175	#94,022	#1,849
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.

• Remove MSI PRO B550M-B Motherboard
• Remove MSI PRO B550M-P Motherboard
• Remove Gigabyte B550M DS3H R2 Motherboard

Find another board to compare