Hardware Spec Index

Brontix CL-5756 Ultra 420mm AIO Liquid CPU Cooler

CPU Coolers · Brontix · SKU CL5756-ULTRA · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index1,869 (CPU Coolers scale)
Category rank#25,953
Street price$119
Power17 W
Performance per dollar15.71
Released2023

Specifications

BrandBrontix
ModelBrontix CL-5756 Ultra
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 1,900 RPM
Pump3,300 RPM
Rated cooling330 W (manufacturer rating)
Noise36 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-5756 Ultra 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/94881979 (accessed 2026-10-26).