Hardware Spec Index

Brontix CL-3947 Plus 420mm AIO Liquid CPU Cooler

CPU Coolers · Brontix · SKU CL3947-PLUS · Released 2024 · Updated 2026-10-18

Key facts

Benchmark index1,774 (CPU Coolers scale)
Category rank#45,614
Street price$119
Power17 W
Performance per dollar14.91
Released2024

Specifications

BrandBrontix
ModelBrontix CL-3947 Plus
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 30 mm thick
Fans3× 140 mm, up to 2,300 RPM
Pump3,100 RPM
Rated cooling330 W (manufacturer rating)
Noise31 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power ExplainedAMD AM5 SocketIntel LGA1851 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Zephyra CL-5996 XT 240mm AIO Liquid CPU Cooler662$19Compare
Zephyra CL-1857 Ti Single tower Air CPU Cooler1,830$109Compare
Teralux CL-2949 XT Dual tower Air CPU Cooler2,430$179Compare
Teralux CL-1354 Prime 360mm AIO Liquid CPU Cooler1,869$119Compare
Teralux CL-9170 Edge 240mm AIO Liquid CPU Cooler1,276$49Compare
Brontix CL-2074 Ti Low profile Air CPU Cooler1,250$49Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Brontix CL-3947 Plus 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/679121 (accessed 2026-10-18).