B850 motherboard deals

B850 is the mainstream AM5 chipset of the Ryzen 9000 generation and the successor to B650. A PCIe 5.0 M.2 slot is mandatory; PCIe 5.0 for the graphics slot is left to the board maker, so check the specification if that matters to you. CPU and memory overclocking are supported, and USB4 is optional rather than required.

Guide: AMD B850 chipset guide — What the B850 chipset gives you on AM5: CPU overclocking and a guaranteed PCIe 5.0 M.2 slot, what varies by board, and…

126 B850 motherboards tracked · from £106.94 · 10 with a Warehouse offer · showing 1–40

B850 motherboards, most popular

Board	Price	Saving	Warehouse	Buy
MSI B850 GAMING PLUS WIFI6E MotherboardAM5 · B850 · ATX · DDR5 · WiFi · first available Jun 2025 (1 yr 2 mo old) · RRP £169.99WiFi 6E · 2.5GbE · 2× M.2 · PCIe 5.0 · 4 RAM slots	£124.70as of 20 Sep, 02:41	9% less	£113.12	Amazon Compare
MSI B850M GAMING PLUS WIFI6E MotherboardAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available Jun 2025 (1 yr 2 mo old) · RRP £149.99WiFi 6E · 2.5GbE · 2× M.2 · PCIe 5.0 · 4 RAM slots	£115.00as of 20 Sep, 02:41	—	—	Amazon Compare
MSI PRO B850-S WIFI6E Motherboard Lowest we've recordedAM5 · B850 · ATX · DDR5 · WiFi · first available Jun 2025 (1 yr 2 mo old) · RRP £159.99WiFi 6E · 2.5GbE · 2× M.2 · PCIe 5.0 · 4 RAM slots	£109.99as of 20 Sep, 02:41	—	—	Amazon Compare
MSI PRO B850-P WIFI MotherboardAM5 · B850 · ATX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) · RRP £189.99WiFi 7 · 5GbE · 3× M.2 · PCIe 5.0 · 4 RAM slots	£174.00as of 20 Sep, 02:41	—	—	Amazon Compare
MSI B850 GAMING PLUS WIFI MotherboardAM5 · B850 · ATX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) · RRP £199.99WiFi 7 · 5GbE · 3× M.2 · PCIe 5.0 · 4 RAM slots	£144.99as of 20 Sep, 02:42	—	—	Amazon Compare
MSI PRO B850M-P WIFI MotherboardAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available Jun 2025 (1 yr 2 mo old) · RRP £139.99WiFi 7 · 5GbE · 3× M.2 · PCIe 5.0 · 4 RAM slots	£137.99as of 20 Sep, 02:43	—	—	Amazon Compare
MSI PRO B850M-A WIFI PZ MotherboardAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available Oct 2025 (10 mo old) · RRP £189.99WiFi 7 · 5GbE · 2× M.2 · PCIe 5.0 · 4 RAM slots	£189.95as of 20 Sep, 02:43	—	—	Amazon Compare
ASUS TUF Gaming B850I WIFI NEOAM5 · B850 · Mini-ITX · DDR5 · WiFi · first available Jan 2024 (2 yr 8 mo old) · RRP £195.99WiFi 6E · 2.5GbE · 2× M.2 · PCIe 5.0 · USB-C 20Gbps	£188.92as of 20 Sep, 02:41	—	—	Amazon Compare
ASUS ROG STRIX B850-G GAMING WIFI AMD B850 AM5 micro ATX MotherboardAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available May 2025 (1 yr 4 mo old) · RRP £585.99WiFi 7 · 2.5GbE	£205.99as of 20 Sep, 02:41	—	—	Amazon Compare
ASUS EX-B850M-V7 AMD Micro-ATX Motherboard 30-day lowAM5 · B850 · Micro-ATX · DDR5 · first available Mar 2026 (6 mo old) · RRP £200.995GbE · 2× M.2 · PCIe 5.0 · USB-C 10Gbps	£131.88as of 20 Sep, 02:43	—17% under its 90-day usual	—	Amazon Compare
ASUS ROG Strix B850-A Gaming WiFi7 Neo AMD AM5 ATX Gaming MotherboardAM5 · B850 · ATX · DDR5 · WiFi · first available Jan 2026 (8 mo old) · RRP £335.99WiFi 7 · 5GbE · USB-C 20Gbps	£235.99as of 20 Sep, 02:43	—	—	Amazon Compare
Gigabyte B850 AORUS ELITE WIFI7 MotherboardAM5 · B850 · ATX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) · RRP £239.99WiFi 7 · 2.5GbE · 2× M.2 · PCIe 5.0 · 4 RAM slots	£187.99as of 20 Sep, 02:42	—	—	Amazon Compare
Gigabyte B850 AI TOP MotherboardAM5 · B850 · ATX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) · RRP £419.99WiFi 7 · 10GbE · 1× M.2 · PCIe 5.0 · 4 RAM slots	£364.99as of 20 Sep, 02:42	23% less	£279.61	Amazon Compare
Gigabyte B850M DS3H MotherboardAM5 · B850 · Micro-ATX · DDR5 · first available Jan 2025 (1 yr 8 mo old) · RRP £159.992.5GbE · 1× M.2 · PCIe 5.0 · 4 RAM slots · BIOS flashback	£123.77as of 20 Sep, 02:42	—	—	Amazon Compare
Gigabyte B850 GAMING X WIFI6E MotherboardAM5 · B850 · ATX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) · RRP £176.99WiFi 7 · 2.5GbE · 2× M.2 · PCIe 5.0 · 4 RAM slots	£150.00as of 20 Sep, 02:42	—1% under its 90-day usual	—	Amazon Compare
Gigabyte B850I AORUS PRO Motherboard Lowest we've recordedAM5 · B850 · Mini-ITX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) · RRP £299.99WiFi 7 · 2.5GbE · 1× M.2 · PCIe 5.0 · 2 RAM slots	£192.99as of 20 Sep, 02:42	—13% under its 90-day usual	—	Amazon Compare
Gigabyte B850 GAMING WIFI6 MotherboardAM5 · B850 · ATX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) · RRP £179.99WiFi 6 · 2× M.2 · PCIe 5.0 · 4 RAM slots · BIOS flashback	£136.99as of 20 Sep, 02:42	—	—	Amazon Compare
Gigabyte B850 EAGLE WIFI6E MotherboardAM5 · B850 · ATX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) · RRP £149.99WiFi 6E · 2× M.2 · PCIe 5.0 · 4 RAM slots · BIOS flashback	£149.99as of 20 Sep, 02:42	—	—	Amazon Compare
GIGABYTE B850 EAGLE WIFI7 ICE MotherboardAM5 · B850 · ATX · DDR5 · WiFi · first available Apr 2025 (1 yr 5 mo old) · RRP £219.99WiFi 7 · 2.5GbE · 3× M.2 · 4 RAM slots · White	£184.27as of 20 Sep, 02:43	—	—	Amazon Compare
GIGABYTE B850 EAGLE ICE MotherboardAM5 · B850 · ATX · DDR5 · first available Jun 2025 (1 yr 3 mo old) · RRP £189.992.5GbE · 3× M.2 · 4 RAM slots · White	£182.91as of 20 Sep, 02:43	—	—	Amazon Compare
GIGABYTE B850 AORUS STEALTH ICE Motherboard Lowest we've recordedAM5 · B850 · ATX · DDR5 · WiFi · first available Jun 2025 (1 yr 3 mo old) · RRP £359.99WiFi 7 · 5GbE · 4× M.2 · White	£268.00as of 20 Sep, 02:43	31% less	£184.29	Amazon Compare
ASUS ROG Strix B850-I Gaming WiFi AMD Mini-ITX motherboard Lowest we've recordedAM5 · B850 · Mini-ITX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) · RRP £375.76WiFi 7 · 2.5GbE · 2× M.2 · PCIe 5.0 · BIOS flashback	£246.98as of 20 Sep, 02:42	3% less4% under its 90-day usual	—	Amazon Compare
ASUS ROG Strix B850-F Gaming WiFi AMD motherboardAM5 · B850 · ATX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) · RRP £375.76WiFi 7 · 2.5GbE · 4× M.2 · PCIe 5.0 · BIOS flashback	£258.00as of 20 Sep, 02:42	—	—	Amazon Compare
ASUS TUF Gaming B850M-PLUS WIFI7 W Motherboard Socket AMD AM5AM5 · B850 · Micro-ATX · DDR5 · WiFi · first available Aug 2025 (1 yr 1 mo old) · RRP £235.99WiFi 7 · 2.5GbE · 3× M.2 · PCIe 5.0 · USB-C 20Gbps	£170.00as of 20 Sep, 02:41	—	—	Amazon Compare
ASUS TUF GAMING B850M-PLUS WIFI AMD mATX motherboardAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) · RRP £282.75WiFi 6E · 2.5GbE · 3× M.2 · PCIe 5.0 · BIOS flashback	£196.00as of 20 Sep, 02:42	—2% under its 90-day usual	—	Amazon Compare
ASUS TUF GAMING B850-PLUS WIFI AMD ATX motherboardAM5 · B850 · ATX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) · RRP £308.42WiFi 7 · 2.5GbE · 3× M.2 · PCIe 5.0 · BIOS flashback	£189.00as of 20 Sep, 02:42	—1% under its 90-day usual	—	Amazon Compare
ASUS TUF Gaming B850-E WiFiAM5 · B850 · ATX · DDR5 · WiFi · first available Mar 2025 (1 yr 6 mo old) · RRP £259.99WiFi 6E · 2.5GbE · 3× M.2 · BIOS flashback · USB-C 20Gbps	£174.95as of 20 Sep, 02:43	24% less	£132.92	Amazon Compare
TUF Gaming B850M-PLUS WIFI7 AMD B850 mATX MotherboardAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available Oct 2025 (11 mo old)WiFi 7 · 2.5GbE · 3× M.2 · PCIe 5.0 · USB-C 20Gbps	£219.54as of 20 Sep, 02:43	—3% under its 90-day usual	—	Amazon Compare
MSI MPG B850I EDGE TI WIFI MotherboardAM5 · B850 · Mini-ITX · DDR5 · WiFi · first available Jun 2025 (1 yr 2 mo old) · RRP £229.99WiFi 7 · 5GbE · 2× M.2 · PCIe 5.0 · 2 RAM slots	£249.95as of 20 Sep, 02:41	—	—	Amazon Compare
MSI MPG B850 EDGE TI WIFI Motherboard 30-day lowAM5 · B850 · ATX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) · RRP £279.99WiFi 7 · 5GbE · 3× M.2 · PCIe 5.0 · 4 RAM slots	£209.99as of 20 Sep, 02:42	—	—	Amazon Compare
MSI MAG B850 TOMAHAWK MAX WIFI MotherboardAM5 · B850 · ATX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) · RRP £229.99WiFi 7 · 5GbE · 3× M.2 · PCIe 5.0 · 4 RAM slots	£229.99as of 20 Sep, 02:42	—	—	Amazon Compare
MSI MAG B850M MORTAR WIFI MotherboardAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available May 2025 (1 yr 4 mo old) · RRP £209.99WiFi 7 · 5GbE · 3× M.2 · PCIe 5.0 · 4 RAM slots	£179.99as of 20 Sep, 02:43	12% less	£157.57	Amazon Compare
MSI MAG B850 TOMAHAWK WIFI MotherboardAM5 · B850 · ATX · DDR5 · WiFi · first available Oct 2025 (10 mo old) · RRP £209.99WiFi 7 · 5GbE · 3× M.2 · PCIe 5.0 · 4 RAM slots	£189.98as of 20 Sep, 02:43	—	—	Amazon Compare
MAG B850 TOMAHAWK MAX WIFI II Lowest we've recordedAM5 · B850 · ATX · DDR5 · WiFi · first available Mar 2026 (6 mo old) · RRP £259.99WiFi 7 · 5GbE · 3× M.2 · PCIe 5.0 · 4 RAM slots	£229.99as of 20 Sep, 02:43	—4% under its 90-day usual	—	Amazon Compare
MSI B850 GAMING PRO WIFI6E MotherboardAM5 · B850 · ATX · DDR5 · WiFi · first available May 2026 (4 mo old) · RRP £169.99WiFi 6E · 2.5GbE · 2× M.2 · PCIe 5.0 · 4 RAM slots	£149.99as of 20 Sep, 02:41	—	—	Amazon Compare
ASUS PRIME B850M-A Wi-FiAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available Apr 2025 (1 yr 5 mo old) · RRP £165.99WiFi 6 · 2.5GbE · 3× M.2 · BIOS flashback · USB-C 5Gbps	£121.99as of 20 Sep, 02:42	—2% under its 90-day usual	—	Amazon Compare
ASUS Prime B850M-K Gaming Motherboard Socket AMD AM5AM5 · B850 · Micro-ATX · DDR5 · first available Apr 2025 (1 yr 5 mo old) · RRP £199.992.5GbE · 2× M.2 · PCIe 5.0 · BIOS flashback · USB-C 5Gbps	£118.99as of 20 Sep, 02:42	—	—	Amazon Compare
Asus B850M MAX GAMING WIFIAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available May 2025 (1 yr 4 mo old) · RRP £195.99WiFi 6E · 3× M.2 · 4 RAM slots · USB-C 10Gbps	£129.98as of 20 Sep, 02:42	—	—	Amazon Compare
ASUS PRIME B850-PLUS WIFI AMD B850 Socket AM5 ATXAM5 · B850 · ATX · DDR5 · WiFi · first available Feb 2025 (1 yr 7 mo old) · RRP £229.99WiFi 6E · 2.5GbE	£143.99as of 20 Sep, 02:43	—	—	Amazon Compare
ASUS PRIME B850-PLUS-CSMAM5 · B850 · ATX · DDR5 · WiFi · first available Mar 2025 (1 yr 6 mo old) · RRP £161.99WiFi 6E · 2.5GbE · 3× M.2 · USB-C 10Gbps	£161.99as of 20 Sep, 02:43	—	—	Amazon Compare

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