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A spec filter can only find boards whose Amazon listing states that spec. Boards that do not state it are counted next to the results, not guessed at.

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88 boards match · 83 more do not state their chipset and are not shown · showing 1–40, best-selling

Motherboards matching your filters
Board	Price	Saving	Warehouse	Buy
Gigabyte B550M AORUS ELITE MotherboardAM4 · B550 · Micro-ATX · DDR4 · first available Sep 2020 (6 yr 1 mo old) · RRP £110.992× M.2 · 4 RAM slots	£86.99as of 5 Nov, 12:21	—	—	Amazon Compare
MSI MPG B550 GAMING PLUS Motherboard ATX 90-day lowAM4 · B550 · ATX · DDR4 · first available Jun 2020 (6 yr 4 mo old) · RRP £109.992× M.2	£99.98as of 5 Nov, 12:20	13% less2% under its 90-day usual	£87.35	Amazon Compare
MSI B550-A PRO Motherboard ATXAM4 · B550 · ATX · DDR4 · first available Jun 2020 (6 yr 4 mo old) · RRP £104.99	£103.98as of 5 Nov, 12:21	17% less	£85.94	Amazon Compare
MSI B550 GAMING WIFI MotherboardAM4 · B550 · ATX · DDR4 · WiFi · first available Dec 2025 (10 mo old) · RRP £119.99WiFi 5 · 2× M.2 · 4 RAM slots · USB-C 10Gbps	£119.99as of 5 Nov, 12:21	24% less	£91.39	Amazon Compare
MSI PRO B550M-P MotherboardAM4 · B550 · Micro-ATX · DDR4 · first available Jun 2026 (4 mo old) · RRP £84.992× M.2 · 4 RAM slots	£95.31as of 5 Nov, 12:22	—	—	Amazon Compare
MSI B550 GAMING WIFI6E Motherboard Lowest we've recordedAM4 · B550 · ATX · DDR4 · WiFi · first available Sep 2026 (1 mo old) · RRP £124.99WiFi 6E · 2× M.2 · 4 RAM slots · USB-C 10Gbps	£114.98as of 5 Nov, 12:22	—8% under its 90-day usual	—	Amazon Compare
MSI PRO B550M-P WIFI6E Motherboard Lowest we've recordedAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Jun 2026 (4 mo old) · RRP £89.99WiFi 6E · 2× M.2 · 4 RAM slots	£89.99as of 5 Nov, 12:22	8% less	£82.72	Amazon Compare
MSI B550 GAMING MotherboardAM4 · B550 · ATX · DDR4 · first available Jun 2026 (4 mo old) · RRP £109.992× M.2 · 4 RAM slots · USB-C 10Gbps	£99.98as of 5 Nov, 12:22	—9% under its 90-day usual	—	Amazon Compare
ASUS TUF Gaming B550M-PLUSAM4 · B550 · Micro-ATX · DDR4 · first available Jun 2020 (6 yr 4 mo old) · RRP £129.992.5GbE · 2× M.2	£126.98as of 5 Nov, 12:21	—	—	Amazon Compare
ASUS PRIME B550M-AAM4 · B550 · Micro-ATX · DDR4 · first available Jan 2022 (4 yr 10 mo old) · RRP £93.862× M.2	£89.99as of 5 Nov, 12:21	—	—	Amazon Compare
ASUS Prime B550M-K AMD B550 30-day lowAM4 · B550 · Micro-ATX · DDR4 · first available Jan 2022 (4 yr 10 mo old) · RRP £134.992× M.2	£83.00as of 5 Nov, 12:21	4% less2% under its 90-day usual	—	Amazon Compare
ASUS PRIME B550-PLUSAM4 · B550 · ATX · DDR4 · first available Jan 2022 (4 yr 10 mo old) · RRP £124.562× M.2 · USB-C 10Gbps	£109.75as of 5 Nov, 12:21	—	—	Amazon Compare
1200 ASUS TUF GAMING B550M-PLUS WIFI IIAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Jan 2022 (4 yr 10 mo old) · RRP £166.99	£126.98as of 5 Nov, 12:21	—	—	Amazon Compare
ASUS PRIME B550M-A WIFI IIAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Dec 2021 (4 yr 11 mo old) · RRP £130.99WiFi 6 · 2× M.2 · 4 RAM slots	£89.99as of 5 Nov, 12:21	—	—	Amazon Compare
ASUS PRIME B550M-K WIFI Lowest we've recordedAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Jun 2026 (5 mo old)WiFi 6	£104.99as of 5 Nov, 12:22	—15% under its 90-day usual	—	Amazon Compare
Gigabyte B550I AORUS PRO AX MotherboardAM4 · B550 · Mini-ITX · DDR4 · WiFi · first available Jun 2020 (6 yr 4 mo old) · RRP £190.99WiFi 6E · 2.5GbE · 2× M.2 · 2 RAM slots · USB-C 10Gbps	£180.99as of 5 Nov, 12:21	—	—	Amazon Compare
Gigabyte B550M K MotherboardAM4 · B550 · Micro-ATX · DDR4 · first available Feb 2023 (3 yr 8 mo old)2× M.2 · 4 RAM slots	£71.98as of 5 Nov, 12:21	—	—	Amazon Compare
Gigabyte B550 EAGLE WIFI6 MotherboardAM4 · B550 · ATX · DDR4 · WiFi · first available Feb 2025 (1 yr 8 mo old) · RRP £129.99WiFi 6 · 2× M.2 · 4 RAM slots	£99.99as of 5 Nov, 12:22	—	—	Amazon Compare
Gigabyte B550M GAMING X WIFI6 MotherboardAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Apr 2025 (1 yr 6 mo old) · RRP £110.74WiFi 6 · 2× M.2 · 4 RAM slots	£114.98as of 5 Nov, 12:22	23% less	£88.79	Amazon Compare
Gigabyte B550M DS3H R2 Motherboard 30-day lowAM4 · B550 · Micro-ATX · DDR4 · first available Apr 2025 (1 yr 6 mo old) · RRP £179.992× M.2 · 4 RAM slots	£79.99as of 5 Nov, 12:23	—4% under its 90-day usual	—	Amazon Compare
ASUS ROG STRIX B550-F GAMING WIFI II ATX Motherboard Socket AM4 AMD B550 Chipset…AM4 · B550 · ATX · DDR4 · WiFi · first available Jan 2022 (4 yr 10 mo old) · RRP £211.99	£139.99as of 5 Nov, 12:21	—	—	Amazon Compare
ASUS ROG Strix B550-A Gaming AMD AM4 ATX Gaming MotherboardAM4 · B550 · ATX · DDR4 · first available Jan 2022 (4 yr 10 mo old) · RRP £142.112.5GbE · 2× M.2 · USB-C 10Gbps	£128.95as of 5 Nov, 12:23	14% less	£110.59	Amazon Compare
ASUS TUF Gaming B550-PLUSAM4 · B550 · ATX · DDR4 · WiFi · first available Jan 2022 (4 yr 10 mo old) · RRP £194.25WiFi 6 · 2.5GbE · 2× M.2 · BIOS flashback · USB-C 10Gbps	£118.99as of 5 Nov, 12:21	—	—	Amazon Compare
MSI PRO B550M-B MotherboardAM4 · B550 · Micro-ATX · DDR4 · first available Jun 2026 (4 mo old) · RRP £74.992× M.2 · 2 RAM slots	£81.19as of 5 Nov, 12:22	—	—	Amazon Compare
Gigabyte B550 AORUS ELITE AX V2AM4 · B550 · ATX · DDR4 · WiFi · first available Dec 2021 (4 yr 10 mo old)WiFi 6 · 2.5GbE · 2× M.2 · 4 RAM slots	£174.09as of 5 Nov, 12:21	—	—	Amazon Compare
Gigabyte B550 UD ACAM4 · B550 · ATX · DDR4 · WiFi · first available Feb 2023 (3 yr 9 mo old)2× M.2 · 4 RAM slots · BIOS flashback	£110.08as of 5 Nov, 12:20	—1% under its 90-day usual	—	Amazon Compare
ASUS TUF GAMING B550-PLUSAM4 · B550 · ATX · DDR4 · first available Jan 2022 (4 yr 10 mo old) · RRP £131.58USB-C 10Gbps	£119.99as of 5 Nov, 12:21	—2% under its 90-day usual	—	Amazon Compare
MSI B550M PRO-VDH Motherboard M-ATXAM4 · B550 · Micro-ATX · DDR4 · first available Sep 2020 (6 yr 2 mo old) · RRP £94.992× M.2	£98.81as of 5 Nov, 12:20	22% less	£77.44	Amazon Compare
ADMI CPU Motherboard Bundle • AMD Ryzen 7 5700X 8 CoreAM4 · B550 · DDR4 · first available May 2023 (3 yr 6 mo old)2.5GbE · 2× M.2 · USB-C 10Gbps	£299.95as of 5 Nov, 12:21	—	—	Amazon Compare
ADMI CPU Motherboard Bundle: • AMD Ryzen 7 5700X 8 Core Lowest we've recordedAM4 · B550 · DDR4 · first available Oct 2026 (new this month) · RRP £299.992.5GbE · 2× M.2	£279.95as of 5 Nov, 12:23	—	—	Amazon Compare
ADMI CPU Motherboard Bundle: AMD Ryzen 7 5700X 8 CoreAM4 · B550 · DDR4 · WiFi · first available Oct 2026 (new this month) · RRP £299.99WiFi 6E · 2.5GbE · 2× M.2	£329.95as of 5 Nov, 12:23	—	—	Amazon Compare
ADMI CPU Motherboard Bundle: AMD Ryzen 7 5700X 8 CoreAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Oct 2026 (new this month) · RRP £299.99WiFi 6 · 2× M.2	£279.95as of 5 Nov, 12:23	—	—	Amazon Compare
GIGABYTE B550M AORUS EliteAM4 · B550 · Micro-ATX · DDR4 · first available Oct 2022 (4 yr old)2× M.2 · 4 RAM slots · BIOS flashback	£97.09as of 5 Nov, 12:21	—	—	Amazon Compare
GIGABYTE B550M Gaming X WIFI6 MotherboardAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Mar 2025 (1 yr 7 mo old)WiFi 6 · 2× M.2 · 4 RAM slots	£98.15as of 5 Nov, 12:22	8% less	£90.22	Amazon Compare
ASUS ROG Strix B550-F Gaming AMD AM4 ATX Gaming MotherboardAM4 · B550 · ATX · DDR4 · first available Jun 2020 (6 yr 4 mo old) · RRP £169.992.5GbE · 2× M.2 · USB-C 10Gbps	£148.46as of 5 Nov, 12:21	—1% under its 90-day usual	—	Amazon Compare
GIGABYTE B550M K WIFI6E MotherboardAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Apr 2026 (7 mo old) · RRP £86.99WiFi 6E · 2× M.2 · 4 RAM slots	£93.35as of 5 Nov, 12:23	—7% under its 90-day usual	—	Amazon Compare
MSI B550M PRO-VDH WiFi ProSeries Motherboard 30-day lowAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Jan 2024 (2 yr 10 mo old) · RRP £189.03	£124.97as of 5 Nov, 12:21	—1% under its 90-day usual	—	Amazon Compare
MSI B550M Gaming Plus WIFI6E MotherboardAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Aug 2026 (2 mo old)WiFi 6E · 2× M.2 · 4 RAM slots	£114.00as of 5 Nov, 12:22	—	—	Amazon Compare
ASROCK B550 PG Riptide AMD B550 Socket AM4 ATXAM4 · B550 · ATX · DDR4 · first available Jan 2024 (2 yr 10 mo old) · RRP £245.99	£108.52as of 5 Nov, 12:21	—	—	Amazon Compare
Ryzen 7 5700X 3.4GhzAM4 · B550 · Micro-ATX · DDR4 · first available Nov 2017 (8 yr 11 mo old)	£424.99as of 5 Nov, 12:20	—	—	Amazon Compare

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How the filters work

Only what the listing states. Socket, chipset, size and memory type are read from the product title; WiFi generation, LAN speed, M.2 and RAM slot counts, PCIe 5.0, USB4 and the rest are read from the title and Amazon’s feature bullets. If a listing does not mention a spec, the board cannot match a filter on it, and we count it rather than guess.
Prices are the new price on Amazon.co.uk, checked about every six hours and shown with the time they were checked. The price on Amazon when you buy is the one that applies.
Compare. Tick two to four boards in the list and press “Compare selected” to see them side by side.
Check before you buy. Confirm the specification and the CPU support list on the maker’s website.