PC hardware · buying guide

Best CPU Cooler for a Gaming PC

The stock cooler that ships with most CPUs is built to prevent damage, not to keep clocks high under sustained load. Here's air vs liquid, which to pick by CPU tier, and real coolers worth buying.

The rule that matters most: a cooler that can't keep up causes thermal throttling, your CPU quietly clocks itself down mid-game to avoid overheating, costing you frame rate with no warning or error message.

Air cooling vs AIO liquid cooling

Air coolerAIO liquid cooler
Cooling performanceGood, tops out on high-end CPUsBetter at the high end, especially 240mm+
NoiseCan get loud under full loadGenerally quieter per degree of cooling
PriceCheaper for equivalent performanceMore expensive
Long-term riskNo pump, nothing to leakPump wears out eventually, rare but real leak risk
Case clearanceCan be tall, check RAM/side panel clearanceNeeds radiator mounting space instead

For most gaming builds, a good air cooler performs within a few degrees of a 240mm AIO at a lower price. Liquid cooling earns its cost on high-end CPUs pushed hard, or in cases with poor front-to-back airflow.

Which to pick, by CPU tier

CPU tierExample CPUsRecommended cooling
Entry / 6-coreCore i5-12400, Ryzen 5 5600Budget air cooler
Mid-range / 8-coreCore i7-13700, Ryzen 7 7700XMid air cooler or 240mm AIO
High-end / non-K stableCore i9-13900K, Ryzen 9 7950X3D280–360mm AIO
Overclocked / enthusiastAny unlocked "K" or "X" chip, tuned360mm AIO, extra headroom matters

Not sure which CPU tier your build falls into? Run it through one of our PC checker tools first.

Recommended coolers, by budget

Thermalright Peerless Assassin 120 SE

Dual-tower air cooler that punches well above its price, the internet's default budget recommendation for a reason.

Amazon

Arctic Liquid Freezer II 240

The AIO most reviewers point to for price-to-performance, handles mid to high-end CPUs comfortably.

Amazon

NZXT Kraken Elite 360

360mm radiator with an LCD display, built for the highest-end CPUs pushed to their limit.

Amazon

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