If you want a single post to guide a purchase, here’s a quick checklist and three practical picks:
Checklist (what actually matters for budget gaming mATX):
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VRM cooling - heatsinks and decent phase counts (important for heavier CPUs).
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CPU power connector - at least 8-pin (some cheap boards skimp).
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M.2 slots - at least one Gen4 x4, preferably two.
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RAM slots - 4 slots are nicer for future upgrades (some mATX still skimp to 2).
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Rear I/O & USB type-C - convenient but not deal-breaker.
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Form factor fit - double-check case clearance for VRM heatsinks and front-panel headers.
Three budget mATX picks to look for (price/perf sweet spot):
- Gigabyte B650M Aorus Elite AX - great AM5 budget pick with solid VRMs for midrange Ryzen and upgrade room.
- ASUS Prime B760M (or ASUS Prime B760M-A-CSM) - solid Intel B760 mATX option, good features for the price and useful upgrade path for 12/13/14th-gen and some newer Intel CPUs. Good deals pop up often.
- Gigabyte B850M / B650M Aorus Elite (2025 refreshed picks) - recent mATX releases have been surprisingly feature-packed; look for models with Wi-Fi + heatsinked VRMs if you can.
And bro check recent user reviews on Reddit and Tom’s/PC Gamer for the exact SKU you’re eyeing (VRM behavior can differ by revision). If you tell me which CPU you plan to pair (AMD or Intel, exact model), I’ll give a focused pick and a low cost alternative.