CPU Coolers Reviews & Buying Guides
Air and AIO liquid CPU coolers tested for thermal performance, noise and value — from low-profile and budget towers to 360mm liquid coolers.
30 articles
Best-of guides
Ranked comparisons to help you pick fast.
Best ofBest 240mm AIO Coolers in 2026 (Top 7)
A 240mm all-in-one cooler is the practical choice for builders who want liquid cooling without committing to a sprawling 360mm radiator. It fits a wider range of cases, costs less, and still keeps mainstream and many high-end CPUs comfortably cool. The newest 240mm units bring thicker radiators, refined pumps, and quieter fans to a compact footprint. Here are our seven favorite 240mm AIOs for 2026, ranked across budgets and priorities.
Best ofBest 360mm AIO Coolers in 2026 (Top 7)
A 360mm all-in-one liquid cooler is the sweet spot for taming hot modern processors without the hassle of a custom loop. The latest generation pairs thicker radiators, smarter pumps, and quieter fans to keep flagship chips cool even under sustained load. We tested and compared the leading models to find which ones deliver the best mix of thermals, noise, and value. Below are our seven favorite 360mm AIOs for 2026, ranked for different priorities and budgets.
Best ofBest AIO Liquid Coolers in 2026 (Top 7)
All-in-one liquid coolers have become the centerpiece of modern PC builds, combining strong cooling with striking looks behind a glass panel. The market is crowded, though, and the gap between the best and the merely adequate is wider than the marketing suggests. We tested the latest 240mm, 280mm, and 360mm AIOs from every major brand on a demanding high-core-count processor. These are the seven that deliver the best mix of thermals, silence, features, and value in 2026.
Best ofBest Air CPU Coolers in 2026 (Top 7)
Air coolers remain the most reliable and cost-effective way to keep a modern processor cool, and the best of them now rival 360mm liquid coolers. With no pump to fail and no liquid to leak, a quality tower can serve faithfully through several CPU upgrades. We tested the latest single and dual-tower designs from Noctua, Thermalright, be quiet!, and more on a demanding processor. These are the seven air coolers that earn our recommendation in 2026.
Best ofBest Budget CPU Coolers in 2026 (Top 7)
You do not need to spend a fortune to keep your processor cool and quiet. The budget cooler market has exploded with options that deliver near-flagship performance for a tiny fraction of the price. We tested the most affordable air towers and entry liquid coolers to find which ones actually punch above their weight in 2026. Whether you are building a first PC or upgrading a stock cooler, these seven picks prove that cool, quiet performance is now genuinely cheap.
Best ofBest CPU Coolers for the Ryzen 7 9800X3D in 2026 (Top 7)
The Ryzen 7 9800X3D is one of the most efficient gaming chips ever made, but its stacked 3D V-Cache concentrates heat in a way that rewards a cooler with strong contact pressure and good fin density. The good news is that you do not need a flagship 420mm radiator to keep it happy, and many builders get excellent results from a twin-tower air cooler. In this roundup we rank seven coolers that pair well with the 9800X3D across air and liquid designs. Each pick balances peak temperatures, acoustics, AM5 mounting quality, and price so you can match a cooler to your case and budget.
Best ofBest CPU Coolers for the i9-14900K in 2026 (Top 7)
The Intel Core i9-14900K is one of the hottest mainstream desktop processors ever released, capable of pulling well over 250 watts under heavy all-core loads. Taming it demands a serious cooler, and not every model is up to the task. We tested the strongest high-end air and liquid coolers to find which ones keep this flagship chip stable, cool, and quiet. Here are our seven favorite coolers for the i9-14900K in 2026, ranked across budgets and build styles.
Best ofBest CPU Coolers for Mini-ITX Builds in 2026 (Top 7)
Mini-ITX builds are all about doing more with less, and the cooler is often the single hardest component to get right. Tight clearances, limited case height, and cramped airflow mean a cooler that thrives in a full tower can be impossible in a four-liter chassis. The right small form factor cooler balances low height, quiet operation, and enough capacity to keep your chip in check. In this roundup we rank seven coolers built for compact systems, spanning ultra-low-profile air coolers and slim AIO options. Each pick is chosen for its clearance, noise, and real-world thermal headroom in cramped cases.
Best ofBest CPU Coolers for Overclocking in 2026 (Top 7)
Overclocking pushes a processor past its stock limits, and that extra performance comes with extra heat. To overclock safely and stably you need a cooler with real thermal headroom, the kind that can absorb sustained high power without letting temperatures spike into throttling territory. The best overclocking coolers combine large radiators or massive heatsinks with strong fans and excellent contact. In this roundup we rank seven coolers built to handle the demands of pushing your chip harder. Each pick offers the sustained capacity, acoustics, and build quality that serious overclockers depend on.
Best ofBest CPU Coolers with LCD Screens in 2026 (Top 7)
A CPU cooler with an LCD screen turns the pump cap into the centerpiece of your build, showing real-time stats, custom artwork, or animated GIFs. These coolers blend strong liquid-cooling performance with a personality that plain AIOs cannot match. The best of them pair a bright, high-resolution display with capable software and enough thermal headroom for flagship chips. In this roundup we rank seven of the top LCD coolers available, weighing screen quality, cooling, software polish, and value. Whether you want subtle telemetry or a full animated showpiece, there is a screen cooler here for your build.
Best ofBest CPU Coolers in 2026 (Top 7)
Choosing the right CPU cooler is one of the most important decisions you will make when building or upgrading a PC. Modern processors from Intel and AMD push more heat than ever, and a weak cooler will throttle performance or run loud enough to ruin your day. We spent weeks testing the latest air towers and all-in-one liquid coolers to find the seven that truly stand out in 2026. Whether you want whisper-quiet operation or maximum overclocking headroom, there is a pick here for you.
Best ofBest High-End CPU Coolers in 2026 (Top 7)
High-end CPU coolers exist for builders who refuse to compromise. Whether you are taming a power-hungry flagship processor, chasing the lowest possible temperatures, or simply want the quietest premium experience, the top tier of coolers delivers headroom that midrange options cannot match. These coolers combine large radiators or massive heatsinks with refined fans and meticulous build quality. In this roundup we rank seven of the best premium coolers across air and liquid designs. Each pick represents the pinnacle of its category in thermal performance, acoustics, and overall craftsmanship.
Best ofBest Low-Profile CPU Coolers in 2026 (Top 7)
Small form factor and home theater PCs demand coolers that fit in cramped cases without sacrificing too much cooling. Low-profile coolers solve this by trading height for a slim profile that slides under tight side panels and slim chassis lids. We tested the best low-profile air coolers to find which ones keep your CPU cool and quiet in the smallest builds. These seven picks are the standouts for mini-ITX, HTPC, and other compact systems in 2026.
Best ofBest Quiet CPU Coolers in 2026 (Top 7)
A quiet PC is a joy to use, and the CPU cooler is often the single biggest source of noise in a build. The best quiet coolers cool effectively while staying so subtle you forget they are running, even under load. We focused on models that pair near-silent operation with the cooling muscle to handle demanding processors. Here are our seven favorite quiet CPU coolers for 2026, ranked for different builds and budgets.
Best ofBest White CPU Coolers in 2026 (Top 7)
A white-themed PC build looks stunning, but it lives or dies on the details, and the CPU cooler is one of the most visible. The good news is that nearly every major brand now offers white variants of its best coolers, so you no longer have to compromise performance for aesthetics. We gathered the standout white AIO and air coolers that keep flagship chips cool while matching a clean, all-white theme. Here are our seven favorite white CPU coolers for 2026, ranked across budgets and styles.
Guides
How-tos and buying advice.
240mm vs 280mm vs 360mm AIO Coolers
All-in-one liquid coolers come in several radiator sizes, and the three most popular are 240mm, 280mm, and 360mm. This guide breaks down how each size performs, what fits in your case, and which one makes the most sense for your CPU and budget.
Read guide GuideAIO vs Air Cooler: Which Should You Buy?
All in one liquid coolers and air coolers both keep your CPU cool, but they differ in price, reliability, noise, and looks. This guide compares the two approaches across every factor that matters so you can decide which is right for your build and budget.
Read guide GuideAre AIO Coolers Safe? Do They Leak?
All-in-one liquid coolers move heat using a sealed loop of coolant, which understandably raises worries about leaks near expensive electronics. This guide explains how safe modern AIOs really are, why leaks are rare, what causes the failures that do happen, and how to minimize any risk.
Read guide GuideCPU Cooler Socket Compatibility Explained
Before buying a CPU cooler you need to confirm it physically mounts to your motherboard socket, or it simply will not fit. This guide explains how socket compatibility works for Intel and AMD platforms, how mounting brackets and backplates fit in, and how to verify a cooler matches your build.
Read guide GuideDo I Need an Aftermarket CPU Cooler?
Many processors ship with a stock cooler, so it is fair to wonder whether spending extra on an aftermarket model is worth it. This guide explains when the bundled cooler is fine and when an upgrade genuinely improves temperatures, noise, and performance.
Read guide GuideHow Long Do AIO Coolers Last?
All-in-one liquid coolers are sealed units with a finite service life, unlike air coolers that can run almost indefinitely. This guide explains how long AIOs typically last, what causes them to wear out, the signs of an aging unit, and the steps you can take to extend their lifespan.
Read guide GuideHow to Apply Thermal Paste
Thermal paste fills the tiny gaps between your CPU and cooler so heat transfers efficiently. This guide shows you how to clean the surfaces, apply the right amount, and mount the cooler so your processor runs cool, with the common mistakes to avoid.
Read guide GuideHow to Choose a CPU Cooler
Choosing the right CPU cooler keeps your processor cool, quiet, and stable under load. This guide walks you through socket compatibility, thermal capacity, case clearance, and budget so you can pick a cooler that fits your build and your goals.
Read guide GuideHow to Clean a CPU Cooler and Radiator
Over time dust clogs the fins of a CPU cooler or radiator, choking airflow and raising temperatures. This guide shows you how to clean an air cooler or liquid radiator safely, step by step, so your system runs cooler and quieter again.
Read guide GuideHow to Install a CPU Cooler
Installing a CPU cooler is straightforward once you understand the order of operations. This guide covers preparing the socket, mounting the bracket, applying thermal paste, seating the cooler evenly, and connecting power so your processor stays cool and stable.
Read guide GuideHow to Lower CPU Temperatures
High CPU temperatures cause throttling, noise, and shortened component life, but most of the causes are easy to fix at home. This step-by-step guide walks through cleaning, airflow, thermal paste, fan tuning, and cooler upgrades to bring your processor temperatures back into a safe and quiet range.
Read guide GuideHow to Set Up a Push-Pull Fan Configuration
A push-pull fan setup pairs fans on both sides of a radiator or cooler so one pushes air in while the other pulls it through. This guide walks you through planning, mounting, wiring, and tuning a push-pull configuration step by step for cleaner airflow and lower temperatures.
Read guide GuideSingle-Tower vs Dual-Tower Air Coolers
Air coolers come in two broad shapes: single-tower designs with one fin stack and dual-tower designs with two. This guide compares them on cooling capacity, noise, clearance, and value so you can pick the right one for your processor and case.
Read guide GuideWhat Is a Good CPU Temperature?
CPU temperature is one of the clearest signals of how well your cooling is working, but the numbers only make sense in context. This guide explains what counts as a good temperature at idle, under load, and while gaming, and how to tell when a reading is genuinely a problem.
Read guide GuideWhat Is TDP on a CPU Cooler?
TDP is one of the most misunderstood numbers in PC building. This guide explains what thermal design power means for both processors and coolers, why the ratings can be misleading, and how to use TDP to match the right cooler to your CPU.
Read guide