be quiet! Silent Loop 3 420 AIO CPU Cooler Review

1. be quiet! Silent Loop 3 4202. Test Results3. Closing Thoughts4. View All Pages

With CPU package power on an upward trajectory, we are seeing more 420mm AIO coolers hit the market. The latest AIO unit we have for review is the Silent Loop 3 420 from be quiet! It’s the company's first 420mm AIO, featuring a 3-chamber pump design, a high-density cold plate fin stack, and an easy-access filling port. It's also equipped with be quiet!'s premium Silent Wings 4 PWM fans and ARGB lighting. be quiet! says that all this combined will produce low noise, high performance cooling, so let's dive straight into this review and find out if that’s true.

Timestamps:

00:00 Start
00:50 Details / Pricing
02:12 Up close
04:30 CPU Block and Radiator
05:24 Fans
06:54 Accessories and mounts
07:51 AMD Test System / Installation
09:58 Test Results
11:52 Closing Thoughts

Features:

• According to be quiet! the Silent Loop 3 offers high performance cooling for modern CPUs with its powerful 3 chamber pump, large area high density cold plate fin stack and Silent Wings 4 PWM high speed fans.
• It features a premium yet elegant design with discreet ARGB CPU block lighting, it's available in 420, 360 and 240mm sizes and includes support for all current desktop sockets including an AMD Threadripper mounting frame with 360 and 420mm units.
• As always with be quiet! AIO coolers, the Silent Loop 3 is equipped with an easy to access refill port for when maintenance is due, and it comes with a 3-year warranty for peace of mind.

Specifications:

• CPU Socket Compatibility: Intel 1851/1700/1200/115X, AMD AM5 / AM4 / TR5 / TR4
• Radiator Material: Aluminium / black spray painted
• Radiator Dimensions: 457 x 140 x 27
• Radiator Tube Length: 400mm
• CPU Block Dimensions (H x W x D): 5 x 80 x 56 (mm)
• Pump Speed: 1700 – 3500 RPM
• Cold Plate: Copper/nickel plating
• Pump Connector: 4-pin PWM
• LCD Screen: N/A
• Pump Noise: N/A
• Pump LED: 3-pin 5v ARGB
• VRM Fan: N/A
• Fan Dimensions: 140 x 140 x 25 mm
• Fan LED: N/A
• Fan Speed (PWM): 1900 RPM (Max)
• Fan Max Airflow: 78.4 CFM
• Fan Max Air Pressure: 2.36 mmH2O
• Noise (dBA) at 50% / 75% /100% rpm: 19.4 / 29.3 / 34.3
• Fan Bearing: FDB
• Fan Connector: 4-pin PWM
• Warranty: 3 Years

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