ARCTIC Liquid Freezer III Pro 280 A-RGB - AIO CPU Cooler, 2 x 140 mm Water Cooling, 38 mm Radiator, PWM Pump, VRM Fan, AMD AM5/AM4, Intel LGA1851/1770 Contact Frame - Black
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AI Verdict
This 280mm AIO features a 38mm radiator, integrated VRM fan, and Intel/AMD contact frame for high-performance CPU cooling.
This AIO is designed with specific features like the 38mm radiator, VRM fan, and contact frame to maximize cooling performance for high-end CPUs. Its compatibility with current Intel LGA1851/1700 and AMD AM5/AM4 sockets makes it suitable for modern enthusiast builds.
If you need a smaller footprint, look for 240mm AIOs with a standard 27mm radiator thickness.
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Pros
- Integrated VRM fan lowers voltage converter temperature for stable performance.
- Native offset mounting shifts cold plate center towards the CPU hotspot for efficient heat transfer.
- Contact frame for Intel LGA1851/1700 optimizes contact pressure and heat dissipation.
- Integrated cable management routes fan PWM cables through hoses, reducing visible cables.
- P14 PRO fans offer more power and quieter operation than P14, especially at low speeds.
- The 38 mm radiator enhances heat dissipation and holds more liquid than conventional 27 mm radiators.
Cons
- Requires at least 63 mm of clearance for installation, potentially limiting case compatibility.
- Limited compatibility with certain motherboards due to oversized components near the CPU socket.
- The cooler's weight is 1897g, which is substantial for an AIO.
Dimension Scores
The 38mm radiator, P14 Pro fans with 2500 rpm, offset mounting, and integrated VRM fan are all geared towards maximizing heat dissipation.
The P14 Pro fans are designed to be quieter than the P14, especially at low speeds, and the VRM fan is described as 'almost silent'.
Features like reinforced EPDM tubing with braided sheathing and a copper micro-skived fin cold plate suggest durable construction.
The integrated cable management routes PWM cables of radiator fans into the hose sheathing, resulting in only one visible cable to the motherboard.
Best For
- High-performance AMD AM5/AM4 or Intel LGA1851/1700 CPU builds.
- PC builds prioritizing VRM cooling alongside CPU cooling.
- Users seeking optimized thermal contact with the included contact frame.
- Enthusiasts building in cases with ample radiator clearance (over 63mm).
Not Recommended For
- Small form factor (SFF) PC builds with limited radiator space (under 63mm clearance).
- Users with motherboards known to have oversized components near the CPU socket.
- Builders prioritizing minimal system weight.
Watch Out For
- Requires at least 63 mm of clearance for installation, which might exclude some cases.
- Some motherboards may be incompatible due to oversized components near the CPU socket.
- The cooler's weight is 1897g, which is substantial for an AIO.
Full Specifications
| UPC | 840033402996 |
| ASIN | B0DPHRRN65 |
| Brand | ARCTIC |
| Voltage | 12 Volts |
| Wattage | 4.2 watts |
| Material | Plastic |
| Item Weight | 4.18 pounds |
| Noise Level | 1 Sones |
| Manufacturer | ARCTIC |
| Cooling Method | Water |
| Number of Items | 1 |
| Air Flow Capacity | 110 Cubic Feet Per Minute |
| Item model number | LFIII Pro 360 A-RGB nero |
| Compatible Devices | Desktop |
| Product Dimensions | 12.5"L x 5.4"W x 1.5"H |
| Power Connector Type | 4-Pin |
| Maximum Rotational Speed | 2500 RPM |
| Global Trade Identification Number | 04895265000324 |
What Buyers Say
The ARCTIC Liquid Freezer III Pro 280 A-RGB is a performance-focused AIO with a thicker 38mm radiator and dedicated VRM cooling, designed for modern high-end CPUs. Its integrated cable management and included contact frame aim to simplify installation and optimize thermal contact. However, users need to ensure their case has at least 63mm of clearance and check for motherboard compatibility due to potentially oversized components.
“Man, this thing is a beast, my CPU temps dropped like crazy, but I had to double-check my case because that 38mm radiator is THICC.”
Common Praise
- Integrated VRM fan effectively lowers voltage converter temperatures.
- Offset mounting design improves heat transfer to CPU hotspots.
- Included contact frame for Intel LGA1851/1700 optimizes CPU contact pressure.
- P14 PRO fans provide more power and quieter operation compared to previous models.
- Integrated cable management simplifies the build process by reducing visible wires.
- The 38 mm radiator enhances heat dissipation and liquid capacity.
Common Complaints
- Requires a minimum of 63 mm clearance, which can be a tight fit in some cases.
- Potential for incompatibility with certain motherboards due to oversized components near the socket.
- The cooler's weight of 1897g is substantial.
Ownership Tips
- The integrated cable routing really cleans up the motherboard area, making it look much tidier.
- The VRM fan actually makes a noticeable difference in motherboard temperatures during heavy loads.
- The contact frame installation, while initially daunting, feels secure and seems to contribute to lower CPU temps.
- The 38mm radiator needs careful planning for case and RAM clearance.
Frequently Asked Questions
What CPU sockets does it support?
It supports AMD AM5/AM4 and Intel LGA1851/1700 sockets.
Does it come with thermal paste?
Yes, it includes ARCTIC MX-6 thermal compound.
How thick is the radiator?
The radiator is 38 mm thick.
Can the fans and pump be controlled separately?
Yes, with the splitter cable, the pump, VRM fan, and radiator fans can be controlled separately or synchronized via a single PWM signal.
Is it compatible with older Intel sockets like LGA1200?
It can extend compatibility to LGA1200, LGA1156, LGA1155, LGA1151, and LGA1150 sockets using an optional LGA1200/115X Mounting Kit.
Buying Guide
When picking an AIO, you're looking at how much heat it can move away from your CPU. A bigger radiator, like this 38mm one, means more surface area to dissipate heat, but also needs more space in your case. The fans push air through that radiator, so their speed and static pressure matter for performance and noise. Also, features like a VRM fan or contact frame are about getting every bit of cooling efficiency possible for your CPU and motherboard.
Radiator Size (38 mm)
This isn't just about length and width; the 38mm thickness means it holds more liquid and has more surface area than thinner 27mm radiators, like a bigger sponge soaking up more heat.
VRM Fan (PWM controlled)
This is a dedicated fan on the pump block that blows air directly onto your motherboard's voltage regulators, which often get hot with powerful CPUs, helping them run cooler and more stable.
Contact Frame (Intel LGA1851/1700)
This replaces the CPU's stock mounting mechanism, evening out the pressure across the CPU's surface to make better contact with the cooler's cold plate, like pressing your hand flat on a hot pan for better heat transfer.
Alternatives
If your case is tight, look for 240mm or 280mm AIOs with a standard 27mm radiator thickness, and consider models without a dedicated VRM fan if space is extremely limited.
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