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Side-by-side comparison of 2 motherboards
SpecificationGIGABYTE B550 X GAMING WIFI7 MotherboardASUS TUF GAMING B550-PLUS
Price (new) (differs)£143.57as of 5 Nov, 18:23£145.54 (currently unavailable)as of 5 Nov, 18:20
Amazon Warehouse offernot statednot stated
RRP (differs)£129.99£174.99
Price badgenot statednot stated
First available on Amazon (differs)Aug 2026 (2 mo old)Oct 2021 (5 yr old)
Brand (differs)GigabyteASUS
SocketAM4AM4
ChipsetB550B550
Form factor (differs)not statedATX
Memory typeDDR4DDR4
RAM slots44
Maximum RAMnot statednot stated
Fastest RAM speed stated (differs)3,200 MT/snot stated
M.2 slots22
Newest PCIe generation statedPCIe 4.0PCIe 4.0
PCIe 5.0 graphics slotnot statednot stated
PCIe 5.0 M.2 slotnot statednot stated
WiFi (differs)WiFi 7WiFi 6
Bluetooth (differs)not stated5.2
Wired LAN2.5GbE2.5GbE
USB4 / Thunderboltnot statednot stated
Fastest USB-C port (differs)not stated10 Gbps
SATA portsnot statednot stated
Power phases (as stated by the maker)8+28+2
BIOS flashbacknot statednot stated
Debug LED / POST codenot statednot stated
ARGB headersnot statednot stated
Video outputsHDMI, DisplayPortHDMI, DisplayPort
Audio codecnot statednot stated
Colournot statednot stated
Amazon sales rank (differs)#50,146#47,800
BuyCheck price on AmazonCheck 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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