 Asus B850 MAX GAMING WIFI W 30-day lowAM5 · B850 · ATX · DDR5 · WiFi · first available Mar 2025 (1 yr 6 mo old) · RRP £195.99WiFi 6E · 2.5GbE · 3× M.2 · 4 RAM slots · USB-C 10Gbps | £139.00as of | 7% less7% under its 90-day usual | — | Amazon |
 ASUS PRIME B850M-A-CSMAM5 · B850 · Micro-ATX · DDR5 · first available Apr 2025 (1 yr 5 mo old) · RRP £377.992.5GbE · 3× M.2 · BIOS flashback · USB-C 5Gbps | £144.98as of | — | — | Amazon |
| £215.99as of | 6% less | £203.75 | Amazon |
 Asus TUF GAMING B850-BTF WIFI WAM5 · B850 · ATX · DDR5 · WiFi · first available Apr 2025 (1 yr 5 mo old) · RRP £261.99WiFi 7 · 2.5GbE · 3× M.2 · 4 RAM slots · USB-C 20Gbps | £205.99as of | — | — | Amazon |
| £106.94as of | —2% under its 90-day usual | — | Amazon |
| £259.99as of | — | — | Amazon |
| £170.15as of | —7% under its 90-day usual | — | Amazon |
| £269.99as of | — | — | Amazon |
| £268.00as of | — | — | Amazon |
| £155.27as of | 10% less | £140.29 | Amazon |
 MB ASUS PRO WS B850M-ACE SEAM5 · B850 · Micro-ATX · DDR5 · first available Nov 2025 (10 mo old) · RRP £860.992.5GbE · 2× M.2 · PCIe 5.0 · USB-C 20Gbps | £349.99as of | — | — | Amazon |
| £149.99as of | —11% under its 90-day usual | — | Amazon |
| £132.85as of | —4% under its 90-day usual | — | Amazon |
| £134.49as of | — | — | Amazon |
| £142.23as of | — | — | Amazon |
| £136.11as of | —4% under its 90-day usual | — | Amazon |
| £140.54as of | —1% under its 90-day usual | — | Amazon |
| £254.97as of | —8% under its 90-day usual | — | Amazon |
| £109.65as of | 4% less4% under its 90-day usual | — | Amazon |
| £172.69as of | —7% under its 90-day usual | — | Amazon |
| £140.35as of | —7% under its 90-day usual | — | Amazon |
| £154.60as of | —1% under its 90-day usual | — | Amazon |
| £179.99as of | —1% under its 90-day usual | — | Amazon |
| £150.94as of | —1% under its 90-day usual | — | Amazon |
| £183.98as of | —1% under its 90-day usual | — | Amazon |
| £119.99as of | — | — | Amazon |
 AMD B850 Micro-ATX motherboardAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available Aug 2025 (1 yr 1 mo old) · RRP £205.99WiFi 7 · 2.5GbE · 3× M.2 · PCIe 5.0 · USB-C 20Gbps | £209.99as of | 14% less | £180.72 | Amazon |
| £149.10as of | —8% under its 90-day usual | — | Amazon |
| £217.81as of | —5% under its 90-day usual | — | Amazon |
| £189.98as of | 3% less3% under its 90-day usual | — | Amazon |
 ASUS B850M AYW GAMING OC WIFI7 WAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available Mar 2026 (6 mo old) · RRP £316.99WiFi 7 · 2.5GbE · 3× M.2 · BIOS flashback · USB-C 20Gbps | £316.99as of | — | — | Amazon |
| £119.99as of | — | — | Amazon |
| £149.99as of | 12% less | £132.41 | Amazon |
| £136.43as of | —1% under its 90-day usual | — | Amazon |
 MSI PRO B850-S EVO WIFI Motherboard Lowest we've recordedAM5 · B850 · ATX · DDR5 · WiFi · first available Mar 2026 (6 mo old) · RRP £169.99WiFi 7 · 5GbE · 3× M.2 · PCIe 5.0 · 4 RAM slots | £149.99as of | — | — | Amazon |
| £249.87as of | —9% under its 90-day usual | — | Amazon |
| £142.94as of | — | — | Amazon |
| £182.92as of | —38% under its 90-day usual | — | Amazon |
| £319.55as of | —5% under its 90-day usual | — | Amazon |
| £235.47as of | —2% under its 90-day usual | — | Amazon |