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Cooler Master MasterLiquid 240L Core White 240mm Close-Loop AIO Liquid Cooler, ARGB Sync, Gen S Coldplate Pump, 120mm PWM, CryoFuze 14W/mK, AMD Ryzen AM5/AM4, Intel LGA1700/1200 (MLW-D24M-A18PZ-RW)
Cooler Master

Cooler Master MasterLiquid 240L Core White 240mm Close-Loop AIO Liquid Cooler, ARGB Sync, Gen S Coldplate Pump, 120mm PWM, CryoFuze 14W/mK, AMD Ryzen AM5/AM4, Intel LGA1700/1200 (MLW-D24M-A18PZ-RW)

4.4(605 reviews, all variants)
entry$50-$99
#34 in Water Cooling Systems
wattage
3.96 watts
fan size
240mm
material
Aluminum, Copper, Plastic
connector
3-Pin
compatible
Desktop
cooling method
Water

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AI Verdict

This 240mm AIO liquid cooler with ARGB fans and a Gen S pump offers strong cooling for its $50-$99 price, but can get loud under heavy loads.

Situational Fit

This Cooler Master MasterLiquid 240L Core White is a situational fit for users seeking a budget-friendly 240mm AIO with ARGB aesthetics. Its Gen S pump and CryoFuze thermal paste provide solid cooling for mid-range CPUs, but its fan noise under load and potential limitations with very high-wattage processors mean it's not a universal recommendation.

If you need quieter operation or more robust cooling for a high-end CPU, look for AIOs with larger radiators (e.g., 360mm) or lower noise-rated fans (below 27 dBA max).

Regret Score™

High Risk

Lower is better — measures purchase-regret risk from real buyer complaints, review credibility, and product maturity

42/100
vs. 1,285 Power & Cooling we've analyzedSafer than 13%
Hidden Defects
21/35

Issues discovered after purchase

Achilles' Heel
3/25

Critically weak dimension

Expectation Gap
9/20

Amazon rating vs actual quality

Fit Risk
9/20

Chance this product isn't for you

BuyChoice Score
2.8

Pros

  • The Gen S Dual Chamber Pump with its redesigned copper base targets heat spots with precision and boosts water flow for enhanced cooling performance.
  • Includes a full tube of CryoFuze thermal paste, offering exceptional thermal conductivity of 14W/mK.
  • The frosted blade design on the 120mm ARGB fans enhances lighting dispersion for customizable illumination.
  • Achieves an average CPU temperature of 72C during testing on a Ryzen 7 7700X, demonstrating strong thermal performance for its price point.
  • Installation is straightforward, utilizing existing AM4/AM5 mounts and a simple four-standoff system for Intel platforms.
  • The radiator surface area is expanded, accelerating heat dissipation for superior cooling.

Cons

  • Fans can produce noticeable noise, reaching 48.2 dBA at maximum performance and becoming audibly 'rowdy' at 75% RPM and above (up to 1750 RPM).
  • Some users report the pump or fans becoming 'annoying' under sustained full loads due to audible whirring.
  • Lacks spring-loaded tension on the mounting screws, which could lead to overtightening during installation if not careful.
  • Cable management can be challenging, especially when integrating the white cooler into a black PC build.
  • While generally effective, it may struggle with very high-wattage CPUs (e.g., 13600K at 170W), potentially leading to thermal throttling.

Dimension Scores

Efficiency & Output7/10

The Gen S Dual Chamber Pump and expanded radiator surface deliver an average CPU temperature of 72C on a Ryzen 7 7700X, which is strong for its price.

Noise Level4/10

While rated at 27.2 dBA max, users report fans becoming audibly loud at 48.2 dBA under full load, which is above average for quiet operation.

Build Quality6/10

Features a redesigned copper base, aluminum radiator, and fans with rubberized corners, but the lack of spring-loaded mounting screws is a minor drawback.

Cable Management5/10

The cooler uses standard PWM and ARGB connectors, but hiding the white cables in a contrasting build can be a challenge.

Best For

  • Gaming PCs with mid-range CPUs (e.g., Ryzen 7 7700X) needing effective liquid cooling.
  • Builds prioritizing a clean, minimalist white aesthetic with ARGB lighting.
  • Users looking for a cost-effective 240mm AIO solution that includes premium thermal paste.
  • Systems where CPU temperatures around 70-75°C under heavy load are acceptable.

Not Recommended For

  • High-end CPUs (e.g., Intel 13600K drawing 170W) under sustained heavy loads where thermal throttling is a concern.
  • Silence-focused builds, as the fans and pump can be audible under load.
  • Users who have lost their motherboard's original AMD clip mounts, as the cooler relies on them.

Watch Out For

  • The fans can become audibly loud, reaching 48.2 dBA at maximum speed, which some users find distracting during sustained heavy workloads.
  • Mounting lacks spring-loaded screws, increasing the risk of overtightening the coldplate onto the CPU if not careful.
  • Some users with high-power CPUs like the 13600K (170W) have reported thermal throttling, indicating it might not be sufficient for all demanding processors.
  • Older Cooler Master MasterLiquid models have a history of pump failures or 0 RPM readings, though this specific 'Core' model is newer.
  • The AMD mounting system relies on the motherboard's existing clip mounts, which can be an issue if they are missing.

Full Specifications

UPC884102110023
ASINB0C4BW38R4
BrandCooler Master
Voltage12 Volts
Wattage3.96 watts
MaterialAluminum, Copper, Plastic
Item Weight4.25 pounds
Noise Level27.2 Decibels
ManufacturerCoolermaster
Cooling MethodWater
Number of Items1
Air Flow Capacity71.93 Cubic Feet Per Minute
Item model numberMLW-D24M-A18PZ-RW
Compatible DevicesDesktop
Product Dimensions13 x 9.4 x 5.4 inches
Power Connector Type3-Pin
Maximum Rotational Speed1800 RPM
Global Trade Identification Number00884102110023

What Buyers Say

The Cooler Master MasterLiquid 240L Core White often surprises users with its cooling capabilities for an entry-level AIO, especially when considering its price. Many appreciate the clean white aesthetic and the vibrant ARGB lighting from the frosted fan blades. However, the trade-off for this performance and price point is often fan noise, with several users noting it becomes quite audible under heavy CPU loads. There's also a recurring concern about pump longevity or 0 RPM readings, though these are more frequently reported for older MasterLiquid models.

“Dude, this thing looks sick in my white build and keeps my 7700X chill, but man, those fans really start screaming when I'm rendering.”

Common Praise

  • The white aesthetic with ARGB lighting looks really clean and modern in a build.
  • Provides effective cooling for mid-range CPUs, keeping temperatures in a manageable range (e.g., 72C on Ryzen 7 7700X).
  • The included CryoFuze thermal paste is a high-quality addition, offering 14W/mK thermal conductivity.
  • Installation is relatively easy, especially for AMD platforms using existing mounts.
  • Offers a strong price-to-performance ratio compared to more expensive AIOs.

Common Complaints

  • Fans get noticeably loud and 'rowdy' when the CPU is under heavy, sustained load.
  • Some users report pump issues or 0 RPM readings, leading to CPU overheating, particularly with older MasterLiquid models.
  • Mounting screws lack spring tension, making it easy to overtighten the coldplate.
  • May not be sufficient for very high-wattage CPUs (e.g., 170W 13600K), where thermal throttling can occur.
  • Cable management can be a bit messy, especially with the white cables in a dark case.

Ownership Tips

  • The ARGB lighting on the pump and fans is bright and easily customizable through motherboard software.
  • The included CryoFuze thermal paste is enough for multiple applications, not just a single use.
  • The pump head cover can be rotated if you need to adjust the orientation of the Cooler Master logo after installation.
  • Even with the fans at lower RPMs, the cooling performance remains surprisingly effective for daily tasks.
  • The white tubing and radiator can stand out significantly in a non-white case, requiring careful aesthetic planning.

Frequently Asked Questions

What CPU sockets does this cooler support?

It supports Intel LGA 1700, 1200, 1151, 1150, 1155, 1156 sockets, and AMD AM5, AM4, AM3+, AM3, AM2+, AM2, FM2+, FM2, FM1 sockets.

Is the included thermal paste good?

Yes, it comes with Cooler Master's premium CryoFuze thermal paste, which has an exceptional thermal conductivity of 14W/mK.

How loud are the fans?

The fans have a maximum noise level of 27.2 dBA according to specs, but user reviews indicate they can be audibly loud, reaching up to 48.2 dBA under full load.

Does it have RGB lighting?

Yes, both the pump and the 120mm fans feature Addressable RGB (ARGB) lighting, which can be synchronized and customized.

Is installation difficult?

Installation is generally considered easy, especially for AMD systems that use the existing motherboard clip mounts. For Intel, it involves four standoffs.

Buying Guide

When you're looking at an AIO liquid cooler like this, you're basically getting a sealed loop that moves heat away from your CPU to a radiator, where fans then dissipate it. It's usually more effective than air cooling for high-performance CPUs and often looks cleaner inside your case. Pay attention to the radiator size (this is 240mm, meaning two 120mm fans) and fan noise, as these are the biggest factors for performance and acoustics.

Fan Size (240mm)

This refers to the radiator size, which accommodates two 120mm fans. A larger radiator (like 360mm) generally means more surface area for heat dissipation, leading to better cooling, but also requires a larger case to fit.

Gen S Dual Chamber Pump

The pump is the heart of the AIO, circulating the liquid. A 'dual chamber' design helps separate hot and cold liquid, and an 'improved copper base' means better contact with your CPU for more efficient heat transfer.

CryoFuze Thermal Paste (14W/mK)

Thermal paste fills microscopic gaps between your CPU and the cooler's coldplate, allowing heat to transfer efficiently. A higher W/mK (watts per meter-Kelvin) value, like this 14W/mK, indicates better thermal conductivity, meaning more heat gets pulled away from your CPU.

Fan Noise Level (27.2 dBA max)

This is how loud the fans can get. Lower dBA means quieter operation. While 27.2 dBA is the spec, real-world usage can be louder, so if silence is key, look for lower reported noise levels under load.

Alternatives

If this 240mm AIO isn't cutting it, consider a 360mm AIO for more cooling capacity, or an AIO with fans specifically rated for lower noise levels if acoustics are a priority.

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