Hardware Spec Index

Brontix CL-4307 Ultra 420mm AIO Liquid CPU Cooler

CPU Coolers · Brontix · SKU CL4307-ULTRA · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index2,255 (CPU Coolers scale)
Category rank#9,974
Street price$149
Power17 W
Performance per dollar15.13
Released2022

Specifications

BrandBrontix
ModelBrontix CL-4307 Ultra
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 38 mm thick
Fans3× 140 mm, up to 2,000 RPM
Pump2,800 RPM
Rated cooling330 W (manufacturer rating)
Noise32 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Brontix CL-4307 Ultra 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/9110481 (accessed 2026-10-20).