Hardware Spec Index

Brontix CL-3647 Pro 420mm AIO Liquid CPU Cooler

CPU Coolers · Brontix · SKU CL3647-PRO · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index1,850 (CPU Coolers scale)
Category rank#16,779
Street price$129
Power17 W
Performance per dollar14.34
Released2019

Specifications

BrandBrontix
ModelBrontix CL-3647 Pro
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 30 mm thick
Fans3× 140 mm, up to 1,500 RPM
Pump3,300 RPM
Rated cooling330 W (manufacturer rating)
Noise31 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty5 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power Explained

Similar CPU Coolers

ModelBenchmarkPriceCompare
Caldera CL-8976 Pro 360mm AIO Liquid CPU Cooler2,417$199Compare
Caldera CL-1797 Plus 280mm AIO Liquid CPU Cooler1,087$39Compare
Teralux CL-5491 Ti Low profile Air CPU Cooler1,248$49Compare
Brontix CL-6618 Prime 420mm AIO Liquid CPU Cooler1,732$109Compare
Zephyra CL-5387 Edge 360mm AIO Liquid CPU Cooler1,744$109Compare
Caldera CL-7826 Ultra Single tower Air CPU Cooler1,392$59Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Brontix CL-3647 Pro 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/2239488 (accessed 2026-10-20).