Micro-ATX motherboard deals
Micro-ATX boards measure up to 244 × 244 mm, with up to four expansion slots and usually four memory slots, or two on the cheapest models. They fit both Micro-ATX and ATX cases and are often the cheapest version of a given chipset, at the cost of fewer M.2 and PCIe slots.
Guide: Micro-ATX motherboard form factor guide — Micro-ATX boards measure up to 244 x 244 mm and are often the cheapest way on to a chipset. What you give up against…
| Board | Price | Saving | Warehouse | Buy |
|---|---|---|---|---|
 MSI B850M GAMING PLUS WIFI6E MotherboardAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available Jun 2025 (1 yr 2 mo old) | £115.00as of | — | — | Amazon |
 MSI PRO B840M-P WIFI6E MotherboardAM5 · B840 · Micro-ATX · DDR5 · WiFi · first available Jun 2025 (1 yr 2 mo old) | £99.95as of | — | — | Amazon |
 MSI PRO B840M-B MotherboardAM5 · B840 · Micro-ATX · DDR5 · first available Jun 2025 (1 yr 2 mo old) | £89.99as of | — | — | Amazon |
 MSI PRO B850M-P WIFI MotherboardAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available Jun 2025 (1 yr 2 mo old) | £137.99as of | — | — | Amazon |
 MSI PRO B850M-A WIFI PZ MotherboardAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available Oct 2025 (10 mo old) | £189.95as of | — | — | Amazon |
 MSI B550M PRO-VDH Motherboard M-ATXAM4 · B550 · Micro-ATX · DDR4 · first available Sep 2020 (6 yr old) · RRP £94.99 | £79.99as of | — | — | Amazon |
 MSI PRO B550M-P WIFI6E MotherboardAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Jun 2026 (2 mo old) | £127.14as of | — | — | Amazon |
 Gigabyte B550M AORUS ELITE MotherboardAM4 · B550 · Micro-ATX · DDR4 · first available Sep 2020 (6 yr old) | £79.99as of | — | — | Amazon |
 Gigabyte B550M GAMING X WIFI6 MotherboardAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Apr 2025 (1 yr 5 mo old) · RRP £110.74 | £96.95as of | — | — | Amazon |
 ASUS PRIME B550M-AAM4 · B550 · Micro-ATX · DDR4 · first available Jan 2022 (4 yr 8 mo old) | £89.99as of | — | — | Amazon |
 ASUS TUF Gaming B550M-PLUSAM4 · B550 · Micro-ATX · DDR4 · first available Jun 2020 (6 yr 3 mo old) | £126.98as of | 17% less | £105.27 | Amazon |
 ASUS Prime B550M-K AMD B550AM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Jan 2022 (4 yr 8 mo old) | £85.97as of | 3% less | — | Amazon |
 Asustek computer PRIME B450M-K II ATX +2GLN+U3.2+M2 SATA6+4XDDR9AM4 · B450 · Micro-ATX · DDR4 · first available Nov 2020 (5 yr 10 mo old) | £88.37as of | — | — | Amazon |
 1200 ASUS TUF GAMING B550M-PLUS WIFI IIAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Jan 2022 (4 yr 8 mo old) | £114.99as of | — | — | Amazon |
 ASUS PRIME B550M-A WIFI IIAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Dec 2021 (4 yr 9 mo old) · RRP £130.99 | £87.99as of | — | — | Amazon |
 ASUS TUF GAMING B650M-PLUS AMD Ryzen AM5 Micro-ATX motherboardAM5 · B650 · Micro-ATX · DDR5 · first available Jan 2022 (4 yr 8 mo old) | £189.50as of | — | — | Amazon |
 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) | £205.99as of | — | — | Amazon |
 ASUS EX-B850M-V7 AMD Micro-ATX MotherboardAM5 · B850 · Micro-ATX · DDR5 · first available Mar 2026 (6 mo old) | £131.88as of | — | — | Amazon |
 ASUS PRIME B550M-K WIFIAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Jun 2026 (3 mo old) | £150.13as of | — | — | Amazon |
 Gigabyte A520M S2H MotherboardAM4 · A520 · Micro-ATX · DDR4 · first available May 2023 (3 yr 4 mo old) | £49.97as of | 7% less | £46.29 | Amazon |
 Gigabyte A520M DS3H AC MotherboardAM4 · A520 · Micro-ATX · DDR5 · WiFi · first available Jan 2025 (1 yr 7 mo old) | £92.85as of | — | — | Amazon |
 Gigabyte A520M K V2 MotherboardAM4 · A520 · Micro-ATX · DDR4 · first available Jul 2023 (3 yr 1 mo old) | £40.99as of | 5% less | — | Amazon |
 Gigabyte A520M DS3H V2 MotherboardAM4 · A520 · Micro-ATX · DDR4 · first available Apr 2023 (3 yr 5 mo old) | £55.32as of | 4% less | — | Amazon |
 Gigabyte B850M DS3H MotherboardAM5 · B850 · Micro-ATX · DDR5 · first available Jan 2025 (1 yr 8 mo old) | £123.75as of | — | — | Amazon |
 Gigabyte B650M GAMING X AXAM5 · B650 · Micro-ATX · DDR5 · WiFi · first available Oct 2022 (3 yr 10 mo old) | £210.78as of | — | — | Amazon |
 Gigabyte B650M S2H MotherboardAM5 · B650 · Micro-ATX · DDR5 · first available Aug 2023 (3 yr old) | £82.99as of | — | — | Amazon |
 Gigabyte B650M D3HP MotherboardAM5 · B650 · Micro-ATX · DDR5 · first available Sep 2023 (3 yr old) | £103.97as of | — | — | Amazon |
 Gigabyte B650M D3HP AX MotherboardAM5 · B650 · Micro-ATX · DDR5 · WiFi · first available Feb 2024 (2 yr 7 mo old) | £107.50as of | — | — | Amazon |
 MSI PRO B760M-P DDR4 MotherboardLGA1700 · B760 · Micro-ATX · DDR4 · first available Feb 2023 (3 yr 7 mo old) | £89.99as of | — | — | Amazon |
 MSI B760M PROJECT ZEROLGA1700 · B760 · Micro-ATX · DDR5 · WiFi · first available Jan 2024 (2 yr 8 mo old) | £139.99as of | 30% less | £98.15 | Amazon |
 ASUS ROG Strix B860-G Gaming WiFi mATX motherboardLGA1851 · B860 · Micro-ATX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) | £229.99as of | — | — | Amazon |
 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) | £170.00as of | — | — | Amazon |
 ASUS TUF GAMING B850M-PLUS WIFI AMD mATX motherboardAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available Jan 2025 (1 yr 8 mo old) · RRP £282.75 | £196.00as of | — | — | Amazon |
 TUF Gaming B850M-PLUS WIFI7 AMD B850 mATX MotherboardAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available Oct 2025 (11 mo old) | £219.54as of | — | — | Amazon |
 MSI MAG B850M MORTAR WIFI MotherboardAM5 · B850 · Micro-ATX · DDR5 · WiFi · first available May 2025 (1 yr 4 mo old) | £179.99as of | 12% less | £157.57 | Amazon |
 MSI B550M PRO-VDH WIFI Motherboard M-ATXAM4 · B550 · Micro-ATX · DDR4 · WiFi · first available Jun 2020 (6 yr 3 mo old) · RRP £109.99 | £89.99as of | — | — | Amazon |
 MSI A520M-A PRO Motherboard mATXAM4 · A520 · Micro-ATX · DDR4 · first available Mar 2021 (5 yr 6 mo old) · RRP £59.99 | £49.99as of | 13% less | £43.34 | Amazon |
 MSI A520M PRO Motherboard 'mATXAM4 · A520 · Micro-ATX · DDR4 · first available Nov 2020 (5 yr 10 mo old) | £49.99as of | — | — | Amazon |
 MSI PRO B550M-B MotherboardAM4 · B550 · Micro-ATX · DDR4 · first available Jun 2026 (2 mo old) | £79.99as of | — | — | Amazon |
 MSI PRO B550M-P MotherboardAM4 · B550 · Micro-ATX · DDR4 · first available Jun 2026 (2 mo old) | £89.99as of | — | — | Amazon |